Python / Java Developer Java, Python, REST APIs Warszawa, Gdańsk, Gdynia

As a recruitment company, DCG understands that every business is powered by experienced professionals. Our management style and partnership approach enable us to meet your needs and provide continuous support. Due to our ongoing growth and the large number of recruitment projects we undertake for our partners, we are currently looking for:

Responsibilities:

• Design, develop, and maintain features within the Automated Security Retest Engine platform

• Develop and enhance Python-based processing pipelines and Java Spring Boot application components

• Build and maintain integrations with external tools, services, and REST APIs

• Improve the reliability, accuracy, and quality of automated security tests and analysis

• Develop, execute, and maintain automated tests to ensure software quality and stability

• Investigate technical issues, troubleshoot defects, and implement effective solutions

• Apply secure software development practices, including input validation, access control, credential protection, and secure data handling

• Ensure compliance with defined security testing scopes and maintain reliable evidence of remediation verification

• Collaborate with security and product stakeholders to translate technical and business requirements into scalable, maintainable solutions

• Participate in code reviews, contribute to continuous improvements, and maintain technical documentation

Requirements:

• 5+ years of professional software development experience with Python and/or Java

• Hands-on experience in developing and maintaining backend applications and REST APIs

• Familiarity with Spring Boot and standard Java development practices (for Java developers), or modular application design and dependency management (for Python developers)

• Practical experience in writing and maintaining automated tests to ensure software quality and reliability

• Good understanding of secure software development principles, including input validation, authentication, authorization, and secure handling of sensitive data

• Proficiency with Git and familiarity with collaborative development practices, including code reviews

• Ability to analyze existing codebases, troubleshoot technical issues, and implement maintainable, well-documented solutions

• Strong analytical and problem-solving skills, with the ability to work independently and collaborate effectively with technical stakeholders

• Good command of written and spoken English for technical communication and documentation