Principal Engineer, Sportsbook

Kindred Group plc
London

About Us

At FDJ UNITED, we don't just follow the game, we reinvent it.

FDJ UNITED is one of Europe’s leading betting and gaming operators, with a vast portfolio of iconic brands and a reputation for technological excellence. With more than 5,000 employees and a presence in around fifteen regulated markets, the Group offers a diversified, responsible range of games, both under exclusive rights and open to competition. We set new standards, proving that entertainment and safety can go hand in hand. Here, you’ll work alongside a team of passionate individuals dedicated to delivering the best and safest entertaining experiences for our customers every day.

We’re looking for bold people who are eager to succeed and ready to level-up the game. If you thrive on innovation, embrace challenges, and want to make a real impact at all levels, FDJ UNITED is your playing field.

Join us in shaping the future of gaming. Are you ready to LEVEL-UP THE GAME?

About the role

You will be part of a cross-functional teams of talented developers working together to create the best Sportsbetting experience in the world!

As a Principal Engineer you work across teams within a Pricing area, contributing to the teams' backlogs and taking on larger initiatives with other Principal Engineers. The Principal Engineer has a deep, strategic understanding of the product in their business area, and make technical decisions to solve business problems. Draw on relevant technical expertise to help guide engineering teams to create great products, remaining solution focused at all times.

This is a hands-on role, requiring strong software engineering skills including architecting, designing and developing Java and Python microservices, integrating 3rd party components and providing API's, to build up the entire sportsbetting experience. The data follows the customer's path, from checking the odds, placing a bet, and cashing out. Your expertise lies within Java development but there will be opportunities to technically support your colleagues in other technical domains as well.

Key accountabilities

· Driving the technical roadmap for their business area, aligning with technical strategy

· Providing technical leadership within the business area, working cross-functionally with teams in an agile environment

· Ensuring performance and quality of deliveries across teams through guidance and mentoring

· Working across the vertical in close collaboration with teams, other PEs, Domain architects, PELs and stakeholders

· Providing expert knowledge of the business area in technical initiatives cross Kindred

· Be a consultant early on for upcoming projects/initiatives

· Supporting innovation and looking at new opportunities

· Technical representative for their business area at appropriate platforms e.g. demos, geek sessions, meet-ups

Skills, knowledge and experience

· Expert software design and coding skills – at least 10 years of hand-on experience

· Outstanding problem solving and debugging skills

· Wide business knowledge that supports building cross-team solutions right

· Confident with solving complex architectural challenges, finding optimum solutions that can span across teams

· Ability to rapidly appraise the technical landscape in a business area, understanding components, architecture and dependencies

· Capable of understanding the technical strategy for all technical domains in their business area

· Used to taking responsibility and driving change

· Ability to present, share knowledge and best practices to stakeholders at all levels in the organization

· You are a positive person by nature and have a passion for what you do, putting teamwork and collaboration above all else

We like to use

· Microservices and microfrontends

· Java, SpringBoot, Python, Javascript/TypeScript

· Even driven architecture based on Kafka and Solace Queue

· Restful API's, gRPC and socket-based API's

· Relational and NoSQL databases

· Docker and Kubernetes, Jenkins and ArgoCD

· Continuous Integration and Continuous Delivery

· Best development practices

· Agile and lean values

Our Way Of Working

Our world is hybrid.

A career is not a sprint. It’s a marathon. One of the perks of joining us is that we value you as a person first. Our hybrid world allows you to focus on your goals and responsibilities and lets you self-organise to improve your deliveries and get the work done in your own way.

Application Process

We believe talent knows no boundaries. Our hiring process focuses solely on your skills, experience, and potential to contribute to our team. We welcome applicants from all backgrounds and evaluate each candidate based on merit, regardless of personal characteristics as the age, gender, origin, religion, sexual orientation, neurodiversity or disability.

Posted 2025-09-10

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