Lead Software Engineer

Yolk Recruitment Ltd; Cardiff; On-site; GBP 50,000 - 70,000; Full time

Job summary

A growing game studio in Cardiff is seeking a Lead Backend Developer to shape the future of their slot game platform. This role offers the chance to work on real-time systems and contribute to a dynamic portfolio. You will lead backend development, collaborate with cross-functional teams, and mentor junior developers, all while enjoying a supportive culture focused on innovation. If you're passionate about gaming and technology, this opportunity is perfect for you.

Benefits

Autonomy in technical challenges

Direct influence over game development

Supportive team culture

Opportunity to work on global titles

Qualifications

• Proven experience in senior backend development, ideally in games.
• Strong proficiency in C# and working knowledge of C++.
• Experience in team leadership and mentoring.

Responsibilities

• Lead development of backend systems for online slot games.
• Collaborate with engineers to implement new features.
• Mentor junior developers and conduct code reviews.

Skills

C#

C++

Algorithm Design

Team Leadership

Mathematical Background

Education

A-Level Maths

Tools

GitLab

Jira

Microsoft Visual Studio

Excel

Job description

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Recruitment Consultant | Technology & Digital | UK Wide

Lead Backend Developer – Game Studio (Cardiff)

A growing Cardiff-based game studio is looking for a Lead Backend Developer to help shape the future of their slot game platform. With a strong track record in both land-based and online gaming, the team is focused on delivering high-performance, engaging experiences to players worldwide.

This is a great opportunity to work on real-time systems, contribute to an expanding portfolio, and be part of a highly experienced, collaborative team.

Key Responsibilities:

• Lead the development of backend systems powering modern online slot games.
• Collaborate with frontend and backend engineers to implement and integrate new features.
• Work closely with designers and product managers to deliver features to deadline and spec.
• Mentor junior and mid-level developers, conducting code reviews and supporting growth.
• Contribute to improving internal processes and engineering standards.

Skills & Experience:

• Proven experience in a senior backend development role, ideally in games or real-time systems.
• Strong proficiency in C#, with working knowledge of C++.
• Solid understanding of random number generation and algorithm design.
• Strong mathematical background – A-Level Maths or higher preferred.
• Experience in team leadership or mentoring.
• Track record of creating scalable, maintainable, and performance-optimised code.
• Clear communicator with the ability to work cross-functionally.

Tools & Technologies:

• C#, C++
• GitLab
• Jira
• Microsoft Visual Studio
• Excel

What’s on offer:

• Autonomy in how you approach technical challenges.
• Direct influence over how games are built and delivered.
• Opportunity to work on titles played by a global audience.
• Supportive team culture focused on quality and innovation.

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Information Technology

• Industries

  Civic and Social Organizations

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