Backend engineer

Backend Engineer

Node.js | TypeScript | AWS | Sports Betting

Location: West London (Hybrid)

Salary: Up to £80,000 + Bonus + Benefits

Working Pattern: Office attendance approximately twice per month

About the Company

We're partnering with a fast-growing technology business operating within the sports betting and gaming sector.

The engineering team is responsible for building and scaling high-volume systems that process live sporting events, customer activity and real-time data. This is an opportunity to join a highly collaborative backend engineering team working on a core product that directly impacts customers every day.

Sports Knowledge & Interest - Essential

A genuine interest in sport is a core requirement for this position.

We are specifically looking for candidates who:

• Follow sports regularly and can comfortably discuss sporting events, teams, leagues and competitions.
• Have an active interest in sports betting, gaming, fantasy sports or sports-related products.
• Understand the customer experience behind betting and gaming platforms.
• Enjoy working on products driven by live sporting data and real-time events.
• Can demonstrate enthusiasm for sports and the wider industry.

Highly Desirable

• Previous experience within sports betting, gaming, sportsbook, fantasy sports or sports-data businesses.
• Experience building products used by sports fans, bettors or real-time data consumers.

Key Responsibilities

• Design, build and maintain scalable backend services using Node.js and TypeScript.
• Develop and support APIs and microservices powering core platform functionality.
• Work on high-volume, real-time systems handling large amounts of live data.
• Collaborate with product, engineering and wider business teams.
• Improve system performance, resilience, observability and scalability.
• Contribute to architectural decisions and technical direction.
• Support cloud-native development and deployment practices.

Technical Requirements

Essential

• Commercial experience with Node.js and TypeScript.
• Experience designing and building REST APIs and microservices.
• AWS experience.
• Strong understanding of scalable backend architecture.
• Experience working with SQL and/or NoSQL databases.
• Genuine interest and knowledge of sport.

Desirable

• Redis and caching technologies.
• Event-driven architectures.
• Experience with AWS services such as ECS, Lambda, SQS, SNS, RDS or EventBridge.
• Experience building high-throughput or transaction-heavy systems.
• Previous gaming, betting, fintech or payments experience.

Why Join?

• Work on a highly scalable platform processing real-time data.
• Join an experienced engineering team where you'll have genuine ownership and influence.
• Modern Node.js, TypeScript and AWS technology stack.
• Competitive salary, bonus and benefits package.
• Flexible hybrid working with office attendance approximately twice per month.

Ideal Candidate

We're looking for someone who combines:

Strong Node.js and TypeScript experience

AWS and scalable backend architecture experience

Experience with APIs, microservices and distributed systems

A genuine passion for sport and sports-related products

Strong communication skills and collaborative mindset

Sports knowledge and enthusiasm are considered just as important as the technical requirements for this role.

RSG Plc is acting as an Employment Agency in relation to this vacancy.