Development Technical Lead – Slot Games

Senior Java Developer – (iGaming / Sportsbook manadatory) Employment Type: B2B / Contract or Permanent Work Arrangement: Remote EU - Within European time zones   Salary: Up to €85k (DEO) We are seeking an experienced Senior Java Developer to join a dynamic and fast-paced tech environment within the iGaming industry.  Key Responsibilities Lead and mentor a team of Java developers, fostering a collaborative, high-performance environment Provide technical direction and ensure best practices in coding, architecture, and development processes Conduct regular code reviews and offer constructive feedback to the team Design, build, and maintain scalable and secure Java-based applications Drive the adoption of modern development practices and continuous improvement Implement automated testing and ensure high-quality code delivery Monitor and optimise application performance, reliability, and scalability Requirements 8+ years of Java development experience in a production environment 3+ years of background in iGaming and Sportsbook development Hands-on experience with Kubernetes (K8s) and containerised environments Proficiency with Kafka and distributed messaging systems Experience working with distributed caching systems Solid understanding of relational databases and SQL Exposure to front-end technologies such as HTML, CSS, JavaScript, and modern frameworks (e.g. React or Angular) is a plus Familiarity with Agile/Scrum development methodologies Strong problem-solving and communication skills Ability to work independently in a remote-first setup What’s Offered B2B engagement Remote-first environment with flexible work arrangements (within European time zones)

Development Technical Lead – Slot Games Overview We are seeking a Development Technical Lead to own the technical direction of online slot games across both client and server. This role blends hands-on engineering with leadership, ensuring high-quality, scalable, compliant games. You will define architecture, uphold engineering standards, support multiple teams, and ensure smooth integration of gameplay logic, maths, outcomes, and animations, while driving the adoption of AI-assisted development to improve efficiency and quality. Required Experience & Skills Strong expertise in JavaScript and HTML5 (ES6+), with experience using Pixi.js or similar HTML5 game engines. Solid Node.js experience for backend services and APIs, with a strong understanding of client-server architecture, game states, and transactions. Experience with JSON, Git-based workflows, code reviews, and automated testing. 5+ years of experience in iGaming or slot game development, with a strong understanding of slot maths, RTP, volatility, outcomes, and compliance. Proven experience leading and mentoring engineers, promoting high code quality and performance. Strong advocate for AI-enabled development, with excellent communication, debugging, and optimisation skills across client and server systems. Key Responsibilities Lead technical delivery across the full game stack, mentoring engineers and defining best practices for architecture, code quality, testing, and tooling, including AI-supported workflows. Design, develop, and review scalable, secure client and server solutions, collaborating with shared platform or framework teams as needed. Build and optimise slot game clients using JavaScript, HTML5, and Pixi (or similar engines), delivering features, reels, bonuses, animations, and performant UI. Develop and maintain backend game services and APIs, integrating maths models, RTP, volatility, and outcome logic while ensuring deterministic and auditable behaviour. Ensure high levels of quality and reliability through testing, monitoring, logging, code reviews, and effective troubleshooting. Work closely with design, art, maths, QA, product, and delivery teams to support planning, estimation, and on-time release. Continuously improve development tools, automation, CI/CD pipelines, and technical processes, staying current with iGaming and slot development trends.