Optimisation Engineer

Stellar Entertainment Software; Guildford; On-site; GBP 55,000 - 90,000; Full time

Benefits offered by this job

Hybrid work

Holiday accrual

AAA game projects

Cutting-edge hardware

Discretionary bonus

Private healthcare

Pension plan

Life assurance

Wellness program

Team incentives and events

Job summary

Stellar Entertainment Software in Guildford is seeking an Optimisation Engineer to join the core tech team. You will profile CPU/GPU workloads, define budgets, and collaborate with artists, designers, and programmers to maintain visual quality.

You will mentor mid-level engineers and contribute to performance-sensitive coding practices, shaping stability and efficiency across multiple engines. Hybrid work is available, with on-site days and core hours.

Qualifications

• Experience in game development through all stages from design to shipping.
• Experience in the games industry in a performance, platform, or core tech role.
• Strong C++ skills including multithreading, patterns and architecture.
• Experience with low-level CPU/GPU profiling tools.
• Experience working with large codebases.
• Familiarity with game engine architectures across engines.
• Good problem solving and debugging skills.

Responsibilities

• Profile and analyse CPU and GPU workloads, identifying performance bottlenecks.
• Define, track, and enforce frame time, memory, and bandwidth budgets across game systems.
• Collaborate with artists, designers, and programmers to ensure visual quality.
• Provide hands-on mentoring and code review support on performance-sensitive coding practices.

Skills

C++

Multithreading

Software design patterns

Systems architecture

Game development experience

Experience in the games industry

Large codebases

Profiling tools

Tools

Profiling tools

Job description

We’re looking for an Optimisation Engineer to join the Stellar Entertainment mission!

The Studio

We are a video game development studio with offices in Guildford, UK and Utrecht, Netherlands. Sitting within the heart of thriving communities of game developers and publishers, we focus on quality and excellence, and our partners and players are always at the front of everything we do.

Games are not just about gameplay. We believe in the importance of balancing every single aspect of a game that you, as a player will interact with; what you see, how you play and how it makes you feel.

An exciting new project is taking shape at Stellar. You'll be joining a specialist team who are ready to provide technical solutions and optimisations.

The Role

As an Optimisation Engineer, you will be a part of the core tech team working closely with graphics, gameplay, engine and tools. Day to day you will:

• Profile and analyse CPU and GPU workloads, identifying performance bottlenecks
• Define, track, and enforce frame time, memory, and bandwidth budgets across all game systems in collaboration with leads and the Technical Director.
• Collaborate with artists, designers, and programmers to ensure visual quality
• Provide hands‑on mentoring and code review support to mid‑level engineers on performance‑sensitive coding practices

Requirements

What we’re looking to see on your CV:

• Experience in game development through all stages of the process from design to shipping
• Experience in the games industry, in a performance, platform, or core technology role.
• Strong C++ skills, including knowledge of multithreading, software design patterns, and systems architecture
• Experience and understanding of low‑level CPU and GPU profiling tools
• Experience working with large code bases
• Familiarity with game engine architecture across multiple engines
• Good problem solving and debugging skills

Bonus points for:

• Any additional coding languages under your belt
• Understanding of hardware architecture

Benefits

What you can expect from us:

• Flexible hybrid working (we work 3 days per week on-site, and have core hours of 10:00 – 16:30)
• Holiday Accrual Scheme
• International AAA game projects;
• Access to cutting‑edge hardware;
• Discretionary bonus scheme
• Private Healthcare Plan incl. Dental and Eye care
• Pension Plan
• Life Assurance
• Employee Assistance Programme - Wellness Support
• Regular Team Incentives and Social Events

We’re on an important journey with our teammates, candidates and industry partners to tackle barriers to equality and promote diversity, inclusion and accessibility across the markets we work in. If you need any support during the interview process or any feedback on our processes, please let us know.

We're unfortunately unable to provide visa sponsorship or relocation support for this role, so you'll need to be based in the UK with the Right to Work here.