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Principal Backend Engineer Casino

Hard Rock Digital


Job Location:

London - UK

Monthly Salary: Not provided by the employer
Posted: 29 September 2026 (Yesterday)
Application Deadline: 27 December 2026
Vacancies: 1 Vacancy

Job Summary

Job description

What are we building

Hard Rock Digital is a team focused on becoming the best online sportsbook casino and social gaming company in the world. Were building a team that resonates passion for learning operating and building new products and technologies for millions of consumers. We care about each customers interaction experience behaviour and insight and strive to ensure were always acting authentically.

Rooted in the kindred spirits of Hard Rock and the Seminole Tribe of Florida the new Hard Rock Digital taps a brand known the world over as the leader in gaming entertainment and hospitality. Were taking that foundation of success and bringing it to the digital space ready to join us

Whats the position

We are looking for a Principal Backend Engineer to join our rapidly growing Casino Technology Team responsible for continuous growth and support of our Casino and Sportsbook apps. This Engineer will set technical direction across multiple teams and have significant ownership over the shape of our backend architecture. It is an exciting and rewarding opportunity.

As a principal-level backend engineer you will:

  • Set the technical direction and architecture for complex cross-team systems

  • Contribute to the design and implementation of complex features

  • Work with other Principal Engineers and Architects across the entire Technical Team and act as a mentor to Staff and Senior Engineers

  • Be a trusted technical advisor for various stakeholders such as Engineering Managers Technical VPs and Product Managers influencing roadmap and architectural decisions

  • Be technically talented able to contribute quality code and be passionate about the technology - including how AI-assisted tools are changing the way we design build and ship software

  • Perform Code Reviews and coach Developers Senior Engineers and Staff Engineers on why certain technical approaches need to be taken

  • Be responsible for the quality scope and timeliness of all your deliverables

  • Champion the adoption of AI-assisted development practices and tools across the team helping raise the bar on engineering velocity and code quality

Because we operate with a startup mindset we will be reliant on your technical skill but also your passion and ownership over all aspects of your work including how effectively you leverage modern tools - AI included - to multiply your impact and that of the teams around you.

Job requirements

What are we looking for

We are looking for an engineer who is willing to tackle problems with innovative ideas and quality technical implementations. We believe the perfect candidate isnt interested in just what were building right now but wants to understand where were going. Principal Engineers need to define and design and help teams build systems that can process huge numbers of transactions and user interactions in a scalable manner while focusing on giving our customers the best experience possible.

The ideal candidate will have:

  • Min of 10 years work experience

  • Hands-on experience using AI-assisted development tools (e.g. GitHub Copilot Claude Code Cursor) in your day-to-day workflow and a genuine enthusiasm for how AI is changing software engineering

  • Strong communication skills in English (both written and verbal)

  • Experience working for a company with large volumes of traffic where every technical decision needs to be able to carry the load of our customer base

  • A deep understanding of AWS Cloud technologies and how to create scalable multi-region applications

  • Experience with the following technologies:

    • Java and Spring / SpringBoot

    • RDBMS (ex Postgresql CockroachDB)

o Streaming technologies (Amazon Kinesis Kafka)

o Message Queues (SQS RabbitMQ ActiveMQ)

  • Experience working within an agile development

  • Experience with containerization (Docker Kubernetes etc)

  • Experience with Micro-Service and Service oriented architectures

  • Nice to have experience in the Casino industry or an equivalent regulated industry such as Banking or experience championing the adoption of AI-assisted engineering practices (e.g. AI code generation AI-assisted code review agentic coding tools) within an engineering organization

Whats in it for you

We offer our employees more than just competitive compensation. Our team benefits include:

  • Competitive pay and benefits

  • Flexible vacation allowance

  • Flexible work from home or office hours

  • Startup culture backed by a secure global brand

  • Opportunity to build products enjoyed by millions as part of a passionate team

Roster of Uniques

We care deeply about every interaction our customers have with us and trust and empower our staff to own and drive their experience. Our vision for our business and customers is built on fostering a diverse and inclusive work environment where regardless of background or beliefs you feel able to be authentic and bring all your talent into play. We want to celebrate you being you (we are an equal opportunities employer)

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Required Experience:

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