Sonar builds solutions to help organizations develop responsible, secure, high-quality code quickly and systematically, with roots in the open source community.

Sonar, a leading provider of code quality and security solutions, is seeking a Senior Machine Learning Engineer to join their AI Core Team. This role sits at the crucial intersection of AI research and engineering, focusing on experimenting, deploying, and scaling ML models, particularly LLMs. The position offers an opportunity to work with a global team across the USA, Switzerland, the UK, Singapore, and Germany, contributing to the next generation of AI-driven developer tools.

The ideal candidate will play a vital role in bridging the gap between research and production, enabling cutting-edge AI features to seamlessly transition into Sonar's products. They will be responsible for developing efficient, scalable, and reliable ways to deploy and manage machine learning models, working with both cloud and on-premise environments.

Key responsibilities include collaborating with AI researchers and engineers, managing ML workflows, optimizing model inference, and ensuring reproducibility of AI models and experiments. The role requires expertise in Python, AWS infrastructure, and MLOps practices, along with a strong understanding of ML model architecture and LLMs.

Sonar offers a dynamic work culture that values respect, continuous learning, and work-life balance. With over 550 employees from 33 different nationalities, the company embraces diversity and provides a flexible hybrid work environment. This is an excellent opportunity for a skilled ML engineer who wants to make a significant impact in the field of AI-driven developer tools while working with a global, passionate team.

Senior Machine Learning Engineer position at Sonar, focusing on LLM deployment and scaling, bridging AI research and production in a global tech company.

Senior Machine Learning Engineer

Sonar builds solutions to help organizations develop responsible, secure, high-quality code through static analysis and AI-driven tools.

Sonar, a leading provider of code quality and security solutions, is seeking a Senior Python Developer for their Code Next team. This role sits at the cutting edge of Large Language Models (LLMs), static analysis, and programming languages. The position offers an opportunity to work on AI-driven projects that push the boundaries of automated code quality and security.

The team's mission focuses on leveraging static analysis and LLM expertise to advance AI's capabilities in code understanding, generation, and improvement. You'll be working with cutting-edge technologies including supervised fine-tuning (SFT), direct preference optimization (DPO), reinforcement learning from human feedback (RLHF), and retrieval-augmented generation (RAG).

As a Senior Python Developer, you'll be instrumental in developing and maintaining Python-based infrastructure, implementing AI-focused experiments, and creating robust evaluation systems. The role requires expertise in Python development, strong software engineering principles, and a deep interest in AI and static analysis. You'll collaborate with experts to transform experimental ideas into practical solutions while ensuring scalability and reliability.

The company offers a dynamic work culture that values respect, continuous learning, and work-life balance. With offices across the USA, Switzerland, UK, Singapore, and Germany, Sonar embraces diversity and inclusion, employing over 550 professionals from 33 different nationalities. The position offers hybrid work flexibility with a minimum of three days in the office, comprehensive benefits, and opportunities for professional growth in an innovative environment that bridges research with real-world software development.

Senior Python Developer role at Sonar, focusing on AI-driven code quality solutions using LLMs and static analysis, based in Geneva with hybrid work option.

Senior Software Engineer (Python)

Sonar builds solutions to help organizations develop secure, high-quality code through source code analysis, serving over 10 million developers worldwide.

Sonar is seeking a Senior Software Engineer to join their Identity squad in Geneva, Switzerland. This role offers an opportunity to impact over 10 million developers worldwide by building scalable, security-critical services that integrate SonarQube with leading DevOps platforms. The position involves developing IAM services for both cloud and on-premises solutions, serving an impressive client base including NASA, Novartis, Ubisoft, and Microsoft.

The ideal candidate will join an interdisciplinary squad in Geneva, working alongside software engineers, product managers, and UX designers. This role requires strong Java expertise, cloud-native application experience, and a deep understanding of system architecture. You'll be responsible for driving architectural decisions while balancing immediate needs with long-term scalability.

Sonar offers a dynamic work culture that values respect, continuous learning, and work-life balance. With 550+ employees from 33 different nationalities, the company embraces diversity and maintains a flexible hybrid work policy. The role provides opportunities for technical leadership, mentorship, and significant impact on both cloud-native services and on-premises solutions.

The company's mission focuses on delivering Clean Code solutions, with strong roots in the open-source community serving over 500,000 members. This position offers the chance to work on critical security and authentication systems while contributing to both SaaS and on-premises platforms. If you're passionate about technical excellence, enjoy mentoring others, and want to make a significant impact in the software quality space, this role presents an excellent opportunity for career growth and technical challenges.

Senior Java Engineer role at Sonar, developing IAM services for SonarQube, requiring 6+ years of experience in Java development and cloud-native applications.

Senior Software Engineer (Java)

Sonar builds solutions to help organizations develop responsible, secure, high-quality code through source code analysis.

Sonar, a leading provider of code quality solutions, is seeking a talented LLM Engineer to join their team in Singapore. This role sits at the intersection of artificial intelligence and software engineering, focusing on pioneering projects that advance the application of AI and ML within software engineering.

The position offers an exciting opportunity to conduct cutting-edge research, develop novel algorithms, and contribute to software tools that enhance system performance, reliability, and flexibility. You'll be working on integrating AI/LLM techniques with software engineering practices, training and fine-tuning both commercial and open-source LLMs, and implementing data pipelines for high-quality training datasets.

At Sonar, you'll be part of a dynamic, global team of 550+ professionals from 33 different nationalities, working in a culture that values respect, innovation, and the right to fail and learn. The company maintains hub offices across the USA, Switzerland, the UK, Singapore, and Germany, offering a flexible hybrid work environment that promotes work-life balance.

The ideal candidate should possess a Masters degree in Computer Science or related field, with at least 3 years of experience in ML/AI/LLM engineering. Strong research background, hands-on experience with generative AI technologies, and expertise in Python development are essential. You'll be working with cutting-edge technologies while contributing to solutions that help organizations build better, more secure code.

Join Sonar to be part of a mission-driven company that's deeply rooted in the open source community and committed to delivering Clean Code solutions. This role offers the perfect blend of research, practical application, and the opportunity to shape the future of software development through AI innovation.

LLM Engineer position at Sonar, focusing on AI/ML integration in software engineering, requiring 3+ years of experience and expertise in generative AI technologies.

LLM Engineer

Sonar is seeking a Backend Engineer to join their dynamic team focused on building solutions for clean, secure code. The role involves developing scalable web applications that integrate with AI models and agentic systems. As a Backend Engineer, you'll be responsible for creating robust applications, RESTful APIs, and maintaining high-performance systems. The company offers a unique culture that values respect, innovation, and work-life balance, with offices worldwide including the USA, Switzerland, UK, Singapore, and Germany.

The ideal candidate will have 3+ years of experience in backend development, strong Java skills, and experience with modern development practices including containerization and CI/CD. You'll work in an agile environment, collaborating with software engineers, designers, and researchers to deliver high-quality solutions that help developers work more efficiently.

Sonar offers a compelling work environment with a focus on continuous learning and professional growth. The company embraces diversity with over 550 employees from 33 different nationalities. They provide a flexible hybrid work arrangement requiring minimum three days in office, fostering both collaboration and work-life balance. The role offers the opportunity to work on cutting-edge technology while contributing to solutions that impact developers worldwide.

The position requires strong technical skills in Java, experience with Spring framework, and knowledge of containerization technologies. You'll be part of a company that values both technical and people skills, embracing a culture where everyone's voice matters and failure is seen as a stepping stone to success.

Backend Engineer position at Sonar, developing scalable web applications and APIs for AI-powered solutions, requiring 3+ years of experience with Java and modern development practices.

Backend Engineer (Java)

Sonar builds solutions to help organizations develop secure, high-quality code systematically, with deep roots in the open source community.

Sonar is seeking a Senior Security Engineer to join their Information Security team in Austin. The company, with over 550 employees across the globe, specializes in building solutions for secure and high-quality code development. The role focuses on ensuring product security and maintaining high security standards across the organization.

As a Senior Security Engineer, you'll be instrumental in building trust with their growing customer base by implementing and maintaining robust security measures. You'll work closely with engineering teams to ensure products and cloud platforms meet Sonar's stringent security standards. The position involves a mix of strategic planning, implementation of security tools, and hands-on security assessments.

The ideal candidate should have extensive experience with cloud architectures (AWS, GCP), CI/CD platforms, and application security assessment methods. Knowledge of threat modeling, pen-testing, and CVE management is crucial. The role requires both technical expertise and strong collaborative skills, as you'll be working with teams across a global organization.

Sonar offers a dynamic work environment with a strong focus on work-life balance, including a hybrid work model. The company values continuous learning and provides opportunities for skill development. With offices in the USA, Switzerland, the UK, Singapore, and Germany, Sonar maintains a diverse, inclusive culture that emphasizes respect and innovation.

This is an excellent opportunity for a security professional who wants to make a significant impact in a growing company that's dedicated to improving code quality across the software industry.

Senior Security Engineer role at Sonar, focusing on product security, cloud platforms, and maintaining high security standards across the organization.

Senior Security Engineer

Sonar builds solutions to help organizations develop secure, high-quality code systematically, with roots in the open source community.

Sonar is seeking a Senior Security Engineer to join their Information Security team in Bochum. As a key member, you'll work to ensure the security of products and cloud platforms while maintaining high security standards. The role involves collaborating with engineering teams to implement security solutions, conducting security reviews, and managing cloud security infrastructure.

The company, with over 550 employees from 33 nationalities, builds solutions to help organizations develop secure, high-quality code. They maintain a dynamic culture that values respect, continuous learning, and work-life balance. With offices across the USA, Switzerland, the UK, Singapore, and Germany, Sonar offers a global work environment with a strong focus on their mission of delivering Clean Code.

The ideal candidate will bring extensive experience in cloud architectures (AWS/GCP), CI/CD platforms, and application security assessment. You'll be responsible for developing security initiatives, implementing security tools, and ensuring product security through reviews and pen-testing. The role requires both technical expertise in security tools and soft skills including curiosity, teamwork, and clear communication.

Benefits include a flexible hybrid work policy, continuous learning opportunities, and a diverse, inclusive workplace. The position offers the chance to make a significant impact on product security while working with a global team dedicated to improving code quality worldwide.

Senior Security Engineer role at Sonar, focusing on product security, cloud platforms, and security implementation in a global enterprise software company.

Sonar builds solutions to help organizations develop secure, high-quality code through source code analysis, with roots in the open source community.

Sonar is seeking a Platform Engineer to join their Engineering Experience squad, focusing on accelerating developer productivity across the organization. This role is crucial in evolving Sonar's engineering experience by designing, building, and maintaining core CI/CD pipelines and developer tooling. The position offers an opportunity to work with a global team of 550+ professionals across multiple countries, including the USA, Switzerland, UK, Singapore, and Germany.

The role involves managing critical infrastructure components including source code management, continuous integration, release validation, secrets management, and developer self-service tools. You'll be working with modern technologies like AWS, Kubernetes, Terraform, and various programming languages to create scalable solutions.

The ideal candidate will combine strong technical expertise in DevOps and cloud technologies with excellent communication and leadership skills. You'll be responsible for improving developer productivity, securing the software supply chain, and driving engineering-wide initiatives.

Sonar offers a dynamic work culture that values respect, continuous learning, and work-life balance. The company provides a flexible hybrid work arrangement requiring minimum three days in the office. As part of a diverse, global workforce, you'll contribute to a mission of helping organizations build clean, secure code while working with cutting-edge technologies.

This role is perfect for someone who is passionate about developer experience, infrastructure automation, and building scalable systems, while also having the ability to lead and collaborate across teams to drive meaningful improvements in engineering workflows.

Platform Engineer role at Sonar, focusing on DevOps, CI/CD, and developer experience optimization using AWS, Kubernetes, and modern infrastructure tools.

Platform Engineer

Sonar solves the trillion-dollar challenge of bad code by empowering developers to write clean, maintainable, and secure code.

Sonar, the Home of Clean Code, is seeking a Support Engineer to join their growing team. This role is crucial in helping customers implement and optimize Sonar's solutions that solve the trillion-dollar challenge of bad code. The company's products - SonarLint, SonarCloud, and SonarQube - support over 30 programming languages and are trusted by more than 500,000 organizations globally.

As a Support Engineer, you'll be at the forefront of customer success, providing individualized service and technical guidance. You'll help customers integrate Sonar solutions across their development pipeline, troubleshoot technical issues, and serve as the voice of the customer in product discussions. This role requires a blend of technical expertise in DevOps practices and strong communication skills.

The position offers an opportunity to work with a diverse team of 20+ professionals from 7 different countries, providing support through a dedicated portal that enables both collaboration and focused investigation. You'll be part of a company that values work-life balance, continuous learning, and maintains a safe work culture founded on respect and kindness.

Sonar's commitment to clean code and developer empowerment makes this an ideal role for someone passionate about software quality and customer success. The company's international presence, with offices in 5 countries, provides exposure to global best practices in software engineering. Join a team where your technical expertise and problem-solving skills will directly impact how organizations worldwide maintain and improve their code quality.

Support Engineer role at Sonar, helping customers implement clean code solutions and providing technical guidance for DevOps integration.

Support Engineer

Sonar builds solutions to help organizations develop responsible, secure, high-quality code quickly and systematically, with deep roots in the open source community.

Sonar is seeking a Developer Advocate to join their dynamic team of 550+ employees across 33 nationalities. This role combines technical expertise with community leadership, focusing on promoting code quality and security best practices. As a Developer Advocate, you'll be a thought leader engaging with developer communities worldwide, creating technical content, and representing Sonar at various events and platforms.

The ideal candidate will have extensive experience in software development, with strong communication skills and a passion for quality code. You'll work closely with product teams, sales engineers, and community managers to bridge the gap between Sonar's solutions and the developer community. The role requires both technical depth and the ability to effectively communicate complex concepts across various mediums.

Sonar offers a culture that values respect, continuous learning, and the right to fail and learn from it. They emphasize diversity and inclusion, maintaining a global workforce with hub offices in the USA, Switzerland, the UK, Singapore, and Germany. The company's mission focuses on delivering Clean Code solutions, with deep roots in the open source community.

This position offers the opportunity to make a significant impact on the developer community while working with cutting-edge technology in code quality and security. The role combines technical expertise, community building, and thought leadership, making it ideal for someone passionate about both technology and developer education.

Developer Advocate position at Sonar, focusing on code quality advocacy, community engagement, and technical content creation, with 10+ years of experience required.

Developer Advocate

Sonar, the Home of Clean Code, is seeking a Solutions Engineer to join their team in Japan. This role combines technical expertise with customer-facing responsibilities, focusing on helping organizations achieve and maintain clean code standards. The position involves working with prospective customers during the sales process, providing technical demonstrations, and ensuring successful product adoption.

As a Solutions Engineer, you'll be integral to the company's mission of solving the trillion-dollar challenge of bad code. Sonar's products - SonarLint, SonarCloud, and SonarQube - support over 30 programming languages and are trusted by more than 500,000 organizations globally. You'll work with a diverse team of 500+ employees from 35 different nationalities, in an environment that values continuous learning and work-life balance.

The ideal candidate will have a strong background in software development or DevOps engineering, with expertise in both local and cloud-based deployment platforms. You'll need excellent communication skills in both English and Japanese, as you'll be conducting technical presentations and working closely with customers to solve complex problems.

This hybrid role offers the opportunity to make a significant impact in helping organizations improve their code quality while working with cutting-edge technology. You'll be part of a company culture that emphasizes respect, innovation, and excellence, with core values focused on being "Smarter Together."

The position comes with attractive benefits including flexible hours, continuous learning opportunities, and a supportive, inclusive work environment. Join Sonar to be part of a team that's transforming how organizations approach code quality and software development.

Solutions Engineer position at Sonar, combining technical expertise with customer-facing responsibilities to help organizations implement clean code solutions in Japan.

Solutions Engineer - Japan

Sonar, the Home of Clean Code, is seeking a Solutions Engineer with German language skills to join their growing team in London. This role combines technical expertise with customer-facing responsibilities, focusing on helping prospective customers achieve success with Sonar's products. The company's mission is to solve the trillion-dollar challenge of bad code through their products: SonarLint, SonarCloud, and SonarQube, which support over 30 programming languages.

As a Solutions Engineer, you'll be at the intersection of sales and technical implementation, working with a diverse team of 500+ employees from 35 different nationalities. You'll help customers understand and implement the Clean as You Code methodology, provide technical demonstrations, and ensure successful product adoption. The role requires a strong background in software development or DevOps, familiarity with cloud platforms, and excellent communication skills in both English and German.

Sonar offers a culture built on respect, innovation, and continuous learning. They value work-life balance and flexible hours, allowing employees to maintain a healthy personal life while growing professionally. The company's core values - Smarter Together, Excellence, Innovation, and Delivery - drive their mission to help organizations achieve and maintain Clean Code.

This is an excellent opportunity for someone who combines technical expertise with strong communication skills and wants to impact how organizations approach code quality. You'll work with cutting-edge technology while helping customers solve real-world challenges in software development.

Solutions Engineer position at Sonar, requiring German language skills, focusing on technical pre-sales and customer success in London.

Solutions Engineer - German speaker

Sonar solves the trillion-dollar challenge of bad code by providing tools for Clean Code development, helping organizations achieve maintainable, reliable, and secure software.

Sonar, the Home of Clean Code, is seeking a Solutions Engineer to join their growing team. This role combines technical expertise with customer-facing responsibilities, focusing on helping prospective customers succeed with Sonar's products. The position involves working closely with Sales, Marketing, Product Management, and Development teams to drive technical pre-sales activities and support product evolution.

As a Solutions Engineer, you'll be instrumental in demonstrating how Sonar's Clean as You Code methodology can transform organizations' software development practices. The role requires a unique blend of technical knowledge, communication skills, and customer service orientation. You'll work with a diverse team of 500+ SonarSourcers from 35 different nationalities, in an environment that values continuous learning and work-life balance.

The ideal candidate should have a strong background in software development or DevOps engineering, with expertise in both local and cloud-based deployment platforms. Fluency in English and German is essential, with additional languages being a plus. You'll be joining a company that's trusted by more than 500,000 organizations and used by over 7 million developers globally.

This is an excellent opportunity for someone who wants to impact how organizations approach code quality while working with cutting-edge technology in a supportive, international environment. The role offers flexibility, continuous learning opportunities, and the chance to be part of a company that's revolutionizing software development practices.

Solutions Engineer position at Sonar, combining technical expertise with customer-facing responsibilities to help organizations implement Clean Code practices.

Sonar solves the trillion-dollar challenge of bad code by equipping organizations to achieve and sustain a Clean Code state.

Sonar is seeking a Solutions Engineer for the EMEA region, based in Geneva. As a Solutions Engineer, you'll play a crucial role in providing deep technical expertise to prospective customers and supporting them in evaluating Sonar's solutions. You'll work as part of the Sales process and engage with Marketing, Product Management, and Development teams.

Key responsibilities include:
- Helping customers understand how Sonar's Clean as You Code approach fits their software development lifecycle
- Driving technical aspects of pre-sales opportunities through presentations, demonstrations, and product evaluations
- Advising on the best alignment of Sonar solutions with customer deployment strategies
- Troubleshooting technical issues during product evaluations
- Ensuring successful product adoption post-purchase
- Educating existing customers on advanced product capabilities
- Providing technical enablement to channel partners

Required skills:
- Practical experience in software development or DevOps engineering
- Knowledge of local and cloud-based deployment platforms (Linux, Windows, Docker, Kubernetes, AWS, Azure)
- Strong demonstration and presentation skills
- Problem-solving and troubleshooting abilities
- Teamwork and knowledge-sharing capabilities
- Excellent communication skills in English

Sonar offers a supportive work culture, work-life balance, flexible hours, and opportunities for continuous learning. The company values diversity, with over 500 employees from 35 nationalities. Sonar is committed to equal opportunity and non-discrimination in employment.

Join Sonar to be part of a team dedicated to solving the challenge of bad code and improving software quality worldwide.

Sonar is hiring a Solutions Engineer for EMEA to provide technical expertise and support product evaluations for prospective customers.

Sonar Engineering Jobs

Sonar builds solutions to help organizations develop responsible, secure, high-quality code quickly and systematically, with roots in the open source community.