Generalist Game Engineer in Cardiff

Please note that this is a hybrid position based in Cardiff, requiring 3 days onsite each week, with the option for remote work on the remaining days. Part of the Rocket Science Group, Atomic Theory comprises a multinational team of seasoned AAA veterans with roots extending from Blizzard, PUBG, Epic, and Unity. We have a track record of delivering player‑centric, AAA-quality experiences, and we are unwavering in our commitment to performance, accessibility, and the meticulous attention to the engineering tools and frameworks that underpin exceptional gameplay.

We are seeking a talented and versatile Game Developer to join our growing co‑dev team. In this role, you will draw upon your broad technical experience to help build high‑quality game systems and features across a variety of projects. You will contribute to designing, implementing, and evolving gameplay, systems, and tools that help our partners deliver excellent player experiences. You will have the opportunity to work across both proprietary and commercially available game engines, and you should be comfortable adapting to new technologies, workflows, and problem spaces as projects evolve.

WHAT YOU’LL DO:

• Feature Development: Implement, maintain, and collaborate on gameplay features, systems, and tools within proprietary and commercially available game engines.
• Generalist Development: Work across multiple areas of game development such as gameplay, systems, tools, or engine‑level code, depending on project needs.
• Critical Problem Solving: Use strong debugging and analytical skills to investigate and resolve complex technical issues across multiple systems.
• Technical Design: Collaborate with designers, artists, and product leads to break down requirements and deliver practical, player‑focused solutions.
• Code Review: Participate in code reviews, provide constructive feedback, and help maintain high standards of code quality and maintainability.

WHAT WE VALUE:

• Strong Technical Skills: Professional experience developing games using modern game engines, with proficiency in C++ or similar languages and solid mathematical fundamentals.
• Engineering Excellence: A commitment to writing clean, maintainable, and efficient code, with a focus on quality and best practices.
• Breadth of Experience: Comfort working across different systems and disciplines within game development, with a generalist mindset.
• Team Collaboration: Strong communication skills and the ability to work collaboratively with engineers, designers, producers, and project leads.
• Problem Solving: A proactive and thoughtful approach to identifying, diagnosing, and resolving technical challenges.
• Passion for Gaming: A genuine enthusiasm for games and a desire to help create engaging, high‑quality experiences for players.
• Interest in Learning: Curiosity and eagerness to learn new technologies, engines, and practices to remain adaptable and effective.

WHAT YOU MAY ALSO HAVE:

• Console Experience: Experience developing for current‑generation consoles such as Xbox Series X/S, PlayStation 5, or Switch.
• Mentorship Skills: Experience supporting or mentoring less experienced developers as they build new skills.
• Stakeholder Communication: Experience working with internal or external partners to gather feedback, provide technical input, and solve problems collaboratively.

WHAT WE CAN OFFER:

• Competitive Salary and Benefits Package: Your health and wellbeing is important to us, so we offer a variety of benefits including: Private Pension via Salary Sacrifice, Optional Private Medical, Dental, and Vision Coverage, Annual Leave, plus Bank Holidays and Winter Break Office Closure.
• Hybrid Working Arrangement: Our office in Cardiff is located right in City Centre, just a couple minutes away from the Cardiff Central Train Station! As a member of our team, you’ll have the flexibility to work at home and collaborate with your fellow team mates in person.
• Annual Research Credit: We always encourage personal growth, so we provide all of our team members with an annual credit to further enhance your skills!
• Professional Development: We offer biannual reviews, as well as opportunities to collaborate across disciplines, internal tech talks, and the chance to learn from specialists with backgrounds from across the games and software development industries.
• Work‑Life Balance: We really believe that home life comes first and we promote a flexible working environment. And as an added bonus: We don’t crunch!
• Family Friendly: We understand the importance of family, which is why we offer 6 weeks full of Maternity, Paternity, and Adoption Leave to support you during this exciting time!
• Office Perks: Weekly Team Lunches, Snacks, Including the Good (Yorkshire) Tea, Fully Equipped Team Lounge, Including our Favourite Consoles and Games.

A FRIENDLY NOTE FROM THE RECRUITMENT TEAM: Let us do the work for you: Even if your profile isn’t an exact match for all of the qualifications listed above, we still want you to apply. Our team members come from a variety of different industries, not all of which are immediately relevant to game or software development, and we welcome all candidates of similarly varied backgrounds, communities, and identities. Rocket Science is an equal opportunity employer and is committed to providing a worry‑free workplace void of discrimination or harassment.