Are you an experienced Full-stack Developer passionate about the world of iGaming? Join a leading, fast-growing digital entertainment company in Sofia, Bulgaria, and play a pivotal technical role building innovative online gaming platforms for players worldwide. In our international and inclusive team, you’ll deliver highly scalable, reliable, and secure systems that empower next-generation sports betting and online casino experiences.

Key Responsibilities – Senior Full-stack Developer Roles in iGaming, Sofia

• Design, develop, and maintain end-to-end web solutions, covering frontend and backend components of high-volume online gaming platforms
• Participate in architectural decisions and implement scalable microservices used by millions of players globally
• Collaborate closely with Product Owners, UI/UX Designers, DevOps Engineers, and fellow Developers to deliver robust features from requirements to release
• Write efficient, maintainable, and well-tested code using a modern JavaScript framework (such as React or Angular) and backend technology (Node.js, .NET, or Java)
• Champion software engineering best practices, including code reviews, unit testing, documentation, CI/CD, and agile methodologies
• Integrate third-party APIs, payment gateways, and real-time data feeds within the iGaming tech ecosystem
• Contribute innovative ideas to improve performance, player experience, and the technical stack
• Support troubleshooting, incident response, and the ongoing optimisation of production platforms
• Keep up to date with industry trends and support knowledge sharing across the tech team

Skills and Qualifications – Full-stack Developer Careers in Online Gaming

• 5+ years of proven experience in full-stack development, ideally within iGaming, Fintech, or other high-traffic digital product environments
• Advanced skills in JavaScript and frameworks such as React.js, Angular, or Vue.js (frontend), plus strong experience in Node.js, .NET Core, Java, or equivalent (backend)
• Practised in RESTful API design, database modelling (SQL/NoSQL), and integrating cloud-native services (AWS, Azure, or GCP)
• Hands-on knowledge of unit, integration, and performance testing for web and mobile applications
• Familiarity with microservices, containerisation (Docker, Kubernetes), CI/CD pipelines, and agile environments
• Solid understanding of secure coding practices and GDPR/regulatory compliance in online gaming
• Excellent problem-solving abilities, analytical mindset, and strong attention to detail
• Collaborative spirit and effective communication skills in multicultural, distributed teams
• Fluent English (spoken and written); eligible to work in Bulgaria and available for on-site work in Sofia

What We Offer – Senior Developer Jobs in Sofia’s iGaming Sector

• Attractive, competitive salary and annual performance bonus
• Comprehensive relocation package (visa, travel, accommodation assistance) for qualified professionals moving to Sofia
• Private health insurance, sports card, and a modern workspace in Sofia city centre
• Flexible working hours, paid annual leave, work-life balance initiatives, and regular social/team-building activities
• Transparent career development plans, technical training allowances, and opportunities to shape the future of iGaming technology
• Inclusive and international culture where all backgrounds and identities are welcomed and celebrated

Who Thrives in Our Team?

This position is perfect for talented problem-solvers who want to innovate in a dynamic, growth-driven technology company. If you’re resourceful, curious, and enjoy delivering quality digital products at scale, with a passion for the latest trends in gaming and software engineering, you’ll be at home here.

How to Apply – Senior Full-stack Developer Jobs in Sofia, Bulgaria

Excited to advance your career in iGaming technology? Submit your CV in English today. We welcome applicants of all genders, backgrounds, and identities – join our Sofia-based team and shape the future of global digital entertainment!