Senior QA Engineer

Join our development team as Senior QA Engineer!

At Twin Harbour Interactive we strive to develop high-quality strategy games and make them accessible for all players around the our eyes game development is a promise for fun and entertainment - thats what we live and aim for!

As a Senior QA Engineer you will be responsible for designing building and enhancing automation and test frameworks for a better backend and frontend stability of our game platform focusing on applications used by our game teams as a service.
You will work closely with our development teams to optimize testing standards and practices ensuring efficient test addition you will spearhead the implementation of AI-driven automated testing and decision-making around backend testing best practices.

Please submit your resume outining your relevant experience and why you are interested in joining Twin Harbour Interactive. We look forward to hearing form you!

YOUR MISSION

• Design and implement scalable automation and robust test frameworks for backend and frontend stability to ensure seamless testing processes.
• Perform advanced performance profiling and oversee end-to-end UI/UX testing strategies across all game platforms.
• Drive CI/CD pipeline improvements for continuous testing.
• Conduct security testing and cross-platform compatibility testing to identify vulnerabilities in backend services.
• Develop advanced automated tests to debug complex multi-layered issues; and identify and resolve complex UI performance issues (rendering lag responsiveness).
• Implement AI-driven or script-based automated testing for game UI interactions.
• Lead technical discussions and decision-making around backend testing best practices and guide the adoption of automation tools and practices to ensure efficient frontend test coverage.
• Collaborate with team members and our development colleagues to improve testing standards and practices.
• Contribute to the development and execution of QA strategies that align with our long-term development goals.

YOUR PROFILE

• Professional with 5 years of experience in full-stack QA testing backend and frontend automation.
• Skilled in creating reusable automation frameworks and scalable testing pipelines.
• Experience with performance profiling debugging and scalability testing.
• Strong programming skills in Java or .
• Deep understanding of game engine UI workflows (Unity).
• Excellent communication and collaboration skills to foster cross-functional alignment on quality objectives.
• First experience in mentoring other QA Engineers Developers test automation and quality assurance best practices.

Why Youll Love Working With Us

A Global Team A Shared Purpose

Our strength lies in our diversity. With over 30 nationalities represented across our two locations were united by a shared passion for strategy games and a bold vision for the future. We celebrate what makes each of us unique - our perspectives our stories and the paths that led us here.

Work Your Way

Whether youre crafting code from a harbor-view desk in Hamburg or fine-tuning design details under the Maltese sun we support flexible hybrid work models that empower you to do your best work - wherever you are.

Grow With Us

At Twin Harbour your journey matters. Our Career Path Framework and mentorship culture provide the clarity and feedback you need to take the next step whether youre deepening your expertise or branching into new disciplines. We invest in your growth with language courses e-learning platforms and support for conferences and training.

Were Human First

We believe that great teams are built on trust respect and good humor. From game nights to casual drinks quiz nights and karaoke we dont just work together - we connect play and support each other like a true crew.

Join Twin Harbour Interactive

Where Strategy Meets Vision.

Twin Harbour Interactive is a global strategy game powerhouse shaping the future of long-term multiplayer gaming. With offices in Hamburg and Malta we design strategy games that bring people together - across borders and generations.

Whether youre an expert tactician or an imaginative world-builder theres a place here for you to grow thrive and leave your mark.