June 13, 2026

Software Development Engineer in Test

Mid • Remote

Andersen is hiring a Software Development Engineer in Test for a project building a modern digital platform and ensuring quality, scalability, and reliability of innovative solutions. 

 The customer is an international software company that develops specialized business solutions for organizations operating in a highly regulated industry. Its products help streamline complex processes, improve operational efficiency, ensure compliance, and support secure data management. The company continues to invest in modern technologies, automation, and cloud-based solutions to drive innovation and business growth. 

 The project is focused on building a next-generation platform for real estate transaction and settlement services. It is a long-term modernization initiative leveraging cloud-native technologies, modern engineering practices, and AI-assisted development tools to deliver scalable and innovative digital solutions. 

Responsibilities:

  • Testing and automating testing of the next-generation platform as part of a Scrum team.

  • Testing across the .NET Core (.NET Framework acceptable), C#, SQL Server stack.

  • Testing RESTful APIs.

  • Developing and maintaining automated tests using test automation tools (Cypress / Selenium / Playwright / Postman or equivalent).

  • Load and performance testing (e.g., JMeter) within the scope of the project.

  • Using GenAI / Agentic Coding tools (e.g., Claude Code).

Must-haves:

  • Bachelor’s or equivalent degree in a technical field.

  • Experience on .NET Core / .NET Framework, SQL Server; testing experience with RESTful APIs for 3+ years.

  • Experience with test automation using C#.

  • Experience with at least one of Cypress, Selenium, Playwright, Postman (or equivalent RESTful API testing tools) and test automation experience.

  • Strong problem-solving and communication skills.

  • Level of English – from Upper-Intermediate and above.

Nice-to-haves:

  • Experience with microservices and event-based architecture.

  • Load and performance testing knowledge/experience, especially JMeter.

  • Demonstrated use of GenAI coding assistants or Agentic Coding tools such as Claude Code.

Reasons why this job would be interesting to you:

  • Experience in teamwork with leaders in FinTech, Healthcare, Retail, Telecom, and others. Andersen cooperates with such businesses as Samsung, Siemens, Johnson & Johnson, BNP Paribas, Ryanair, Mercedes, TUI, Verivox, Allianz, T-Systems, etc.

  • The opportunity to change the project and/or develop expertise in an interesting business domain.

  • Job conditions – you can work both fully remotely and from the office or can choose a hybrid variant.

  • Guarantee of professional, financial, and career growth! The company has introduced systems of mentoring and adaptation for each new employee.

  • The opportunity to earn up to an additional 1,000 USD per month, depending on the level of expertise, which will be included in the annual bonus, by participating in the company's activities.

  • Access to the corporate training portal, where the entire knowledge base of the company is collected and which is constantly updated.

  • Bright corporate life (parties / pizza days / PlayStation / fruits / coffee / snacks / movies).

  • Certification compensation (AWS, PMP, etc).

  • Referral program.

  • Private health insurance and compensation for sports activities.

    Join us! 

     

    Your personal data is protected in accordance with GDPR regulations.
    Learn more: https://andersenlab.com/privacy-policy

     

    https://people.andersenlab.com/ 

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Remote

Warsaw, Poland

🏢 Summary: Backend Developer (.NET) role focused on building, maintaining, and optimizing scalable backend services and APIs for global digital projects. The position involves designing microservices-based architectures, working with databases, and deploying containerized applications in Azure environments. The role includes full development lifecycle participation, from architecture and implementation to testing and production support. 🗂️ Requirements: 2+ years of experience with .NET development, Experience with Azure, Experience with Entity Framework, Experience with Docker and containerization, Knowledge of SQL Server and database principles, Understanding of Microservices architecture, Experience with RESTful API development, Experience with Git version control, Intermediate+ English level, Intermediate+ German level 📃 Skills: .NET, Azure, EntityFramework, Docker, SQLServer, Microservices, REST, Git, NoSQL 🏢 Description: Andersen is hiring a Backend Developer (.NET) to build and support scalable backend solutions for global projects across multiple industries, contributing to high-quality digital products in an international environment. Andersen is a pre-IPO software development company that provides a full cycle of services, following project management standards and best practices. For over 19 years, we have been helping enterprises and middle-sized firms transform their businesses by creating effective digital solutions using innovative technologies. Immerse yourself in a global landscape as we collaborate with enterprises spanning North America, Western Europe, Israel, Australia, and the UAE. Our diverse expertise extends across FinTech, Healthcare, Retail, Telecom, Media & Entertainment, Logistics, Travel & Hospitality, eCommerce, and more. Technology stack: .NET, Azure, Entity Framework, Docker, SQL Server, Microservices. Responsibilities: Developing and maintaining backend services using the .NET platform. Designing and implementing RESTful / Web APIs. Participating in backend architecture design and technical decision-making. Working with relational and/or NoSQL databases, including schema design and query optimization. Integrating with external systems and third-party APIs. Ensuring application security, performance, and scalability. Writing clean, maintainable, and testable code. Creating and maintaining unit and integration tests. Participating in code reviews and contributing to code quality improvements. Troubleshooting, debugging, and optimizing existing solutions. Using version control systems (Git) in daily development. Collaborating with frontend developers, QA engineers, and other team members. Participating in Agile/Scrum ceremonies (planning, estimations, retrospectives). Supporting and maintaining applications in production. Must-haves: Experience as a .NET Developer for 2+ years. Experience with Azure. Experience with Entity Framework. Proficiency in building and deploying containerized applications using Docker. Understanding of SQL Server and database principles. Knowledge of Microservices architecture and design. Excellent troubleshooting and communication skills. Ability to work in a fast-paced, team-oriented environment. Level of English – from Intermediate+ and above. Level of German – from Intermediate+ and above. Nice-to-haves: Experience with front-end development (React or Angular). Familiarity with Kafka, Kubernetes, and Jenkins. Reasons why this job would be interesting to you: Experience in teamwork with leaders in FinTech, Healthcare, Retail, Telecom, and others. Andersen cooperates with such businesses as Samsung, Siemens, Johnson & Johnson, BNP Paribas, Ryanair, Mercedes, TUI, Verivox, Allianz, T-Systems, etc.. The opportunity to change the project and/or develop expertise in an interesting business domain. Job conditions – you can work both fully remotely and from the office or can choose a hybrid variant. Guarantee of professional, financial, and career growth! The company has introduced systems of mentoring and adaptation for each new employee. The opportunity to earn up to an additional 1,000 EUR per month, depending on the level of expertise, which will be included in the annual bonus, by participating in the company's activities. Access to the corporate training portal, where the entire knowledge base of the company is collected and which is constantly updated. Bright corporate life (parties / pizza days / PlayStation / fruits / coffee / snacks / movies). Certification compensation (AWS, PMP, etc). Referral program. English courses. Compensation for sports activities. Mobility benefits (e.g., Deutschlandticket, JobRad program, public transportation subsidies). Your personal data is protected in accordance with GDPR regulations. Learn more: https://andersenlab.com/privacy-policy Join us!

Technology

Andersen

Backend Developer (.NET)

Mid

Remote

🏢 Summary: Backend Developer (.NET) role focused on building and supporting scalable backend services for global projects across multiple industries. The position involves designing RESTful APIs, working with microservices architecture, and deploying containerized applications in Azure environments. The role includes backend architecture design, database optimization, and maintaining high-quality, secure, and performant solutions. 🗂️ Requirements: 2+ years of experience with .NET development, Experience with Microsoft Azure, Experience with Entity Framework, Experience building and deploying applications with Docker, Strong knowledge of SQL Server and database principles, Knowledge of Microservices architecture, Experience designing and implementing RESTful APIs, Experience with Git version control 📃 Skills: .NET, Azure, EntityFramework, Docker, SQLServer, Microservices, REST, Git, SQL 🏢 Description: Andersen is hiring a Backend Developer (.NET) to build and support scalable backend solutions for global projects across multiple industries, contributing to high-quality digital products in an international environment. Andersen is a pre-IPO software development company that provides a full cycle of services, following project management standards and best practices. For over 19 years, we have been helping enterprises and middle-sized firms transform their businesses by creating effective digital solutions using innovative technologies. Immerse yourself in a global landscape as we collaborate with enterprises spanning North America, Western Europe, Israel, Australia, and the UAE. Our diverse expertise extends across FinTech, Healthcare, Retail, Telecom, Media & Entertainment, Logistics, Travel & Hospitality, eCommerce, and more. Technology stack: .NET, Azure, Entity Framework, Docker, SQL Server, Microservices. Responsibilities: Developing and maintaining backend services using the .NET platform. Designing and implementing RESTful / Web APIs. Participating in backend architecture design and technical decision-making. Working with relational and/or NoSQL databases, including schema design and query optimization. Integrating with external systems and third-party APIs. Ensuring application security, performance, and scalability. Writing clean, maintainable, and testable code. Creating and maintaining unit and integration tests. Participating in code reviews and contributing to code quality improvements. Troubleshooting, debugging, and optimizing existing solutions. Using version control systems (Git) in daily development. Collaborating with frontend developers, QA engineers, and other team members. Participating in Agile/Scrum ceremonies (planning, estimations, retrospectives). Supporting and maintaining applications in production. Must-haves: Experience as a .NET Developer for 2+ years. Experience with Azure. Experience with Entity Framework. Proficiency in building and deploying containerized applications using Docker. Understanding of SQL Server and database principles. Knowledge of Microservices architecture and design. Excellent troubleshooting and communication skills. Ability to work in a fast-paced, team-oriented environment. Level of English – from Intermediate+ and above. Level of German – from Intermediate+ and above. Nice-to-haves: Experience with front-end development (React or Angular). Familiarity with Kafka, Kubernetes, and Jenkins. Reasons why this job would be interesting to you: Experience in teamwork with leaders in FinTech, Healthcare, Retail, Telecom, and others. Andersen cooperates with such businesses as Samsung, Siemens, Johnson & Johnson, BNP Paribas, Ryanair, Mercedes, TUI, Verivox, Allianz, T-Systems, etc.. The opportunity to change the project and/or develop expertise in an interesting business domain. Job conditions – you can work both fully remotely and from the office or can choose a hybrid variant. Guarantee of professional, financial, and career growth! The company has introduced systems of mentoring and adaptation for each new employee. The opportunity to earn up to an additional 1,000 EUR per month, depending on the level of expertise, which will be included in the annual bonus, by participating in the company's activities. Access to the corporate training portal, where the entire knowledge base of the company is collected and which is constantly updated. Bright corporate life (parties / pizza days / PlayStation / fruits / coffee / snacks / movies). Certification compensation (AWS, PMP, etc). Referral program. English courses. Compensation for sports activities. Mobility benefits (e.g., Deutschlandticket, JobRad program, public transportation subsidies). Your personal data is protected in accordance with GDPR regulations. Learn more: https://andersenlab.com/privacy-policy Join us!

Technology

Andersen

Full Stack QA Engineer

Senior

Remote

Warsaw, Poland

2,400 - 3,500 USD

🏢 Summary: The offer is for a Full Stack QA Engineer to support quality assurance and automation testing of web and mobile digital platforms, ensuring reliability, performance, and smooth CI/CD integration. The role involves manual and automated testing within Agile teams, focusing on complex systems and continuous product improvement. 🗂️ Requirements: 4+ years of QA Automation experience, Experience in testing complex inventory management processes, Strong knowledge of test automation using JavaScript, Experience working in Agile teams and participating in Scrum ceremonies, Experience with common test and collaboration tools in Agile environments, English level Intermediate+ or higher 📃 Skills: JavaScript, QA, Automation, CI/CD, Scrum, Agile, Testing 🏢 Description: Andersen is hiring a Full Stack QA Engineer for a project supporting quality assurance and testing of digital web and mobile platforms to ensure reliability and performance. Our customer is an international technology-driven company developing digital products and online services that simplify important everyday decisions for users. The organization builds scalable customer-focused solutions, combining modern technologies, innovation, and user-centered design principles. The company emphasizes continuous product improvement, service quality, and long-term digital development. The project is focused on supporting quality assurance activities for digital platforms across automotive and property domains. It includes testing web and mobile solutions to ensure platform quality, reliability, and performance for upcoming product enhancements. Responsibilities: Actively participating in all Scrum ceremonies. Engaging in the validation of sites/apps at various stages, such as pre-release and post-release, under different platform/network conditions. Conducting testing using diverse strategies. Documenting and sharing discovered bugs with team. Gradually automating high-priority test cases for integration with the CI/CD pipeline for sustained efficiency. Must-haves: Experience in QA Automation for 4+ years. Experience in QA/testing of complex inventory management processes. Strong method knowledge in test automation (JavaScript). Experience in applying agile methods in an Agile team. Dealing with common test and collaborative working tools of agile software development. High degree of initiative and a sense of responsibility. Level of English – from Intermediate+ and above. Reasons why this job would be interesting to you: Experience in teamwork with leaders in FinTech, Healthcare, Retail, Telecom, and others. Andersen cooperates with such businesses as Samsung, Siemens, Johnson & Johnson, BNP Paribas, Ryanair, Mercedes, TUI, Verivox, Allianz, T-Systems, etc.. The opportunity to change the project and/or develop expertise in an interesting business domain. Job conditions – you can work both fully remotely and from the office or can choose a hybrid variant. Guarantee of professional, financial, and career growth! The company has introduced systems of mentoring and adaptation for each new employee. The opportunity to earn up to an additional 1,000 USD per month, depending on the level of expertise, which will be included in the annual bonus, by participating in the company's activities. Access to the corporate training portal, where the entire knowledge base of the company is collected and which is constantly updated. Bright corporate life (parties / pizza days / PlayStation / fruits / coffee / snacks / movies). Certification compensation (AWS, PMP, etc). Referral program. English courses. Private health insurance and compensation for sports activities. Your personal data is protected in accordance with GDPR regulations. Learn more: https://andersenlab.com/privacy-policy/pl Join us! https://people.andersenlab.com/