Senior Software Engineer - Igaming (Remote)

Our client is a fast growing iGaming company with offices in Europe which is recruiting a Senior Software Engineer

The role can be based in Tallinn or be 100% remote with a service agreement (B2B contract).

As a Senior Software Engineer, you will design, develop, and maintain scalable, high-performance applications. You will lead architecture discussions, mentor junior engineers, optimise performance, and ensure smooth integrations with third-party services. You will also take ownership of complex technical challenges and contribute to the platform’s strategic development.

Key Responsibilities

• Design, develop, and maintain scalable, high-performance applications using Elixir and related technologies.

• Lead discussions on architecture, technical design, and engineering best practices with cross-functional teams.

• Write clean, maintainable, and well-tested code aligned with internal standards.

• Drive performance optimisation to improve scalability and system efficiency.

• Design and implement integrations with third-party APIs and services.

• Own troubleshooting and resolution of complex issues across functionality, performance, and reliability.

• Participate in and support on-call rotations, including incident response.

• Conduct code reviews and mentor junior engineers to promote engineering best practices.

• Stay current with relevant technologies and contribute innovative ideas to the team.

• Contribute to the design and planning of new features and system improvements.

• Implement security and data protection best practices.

• Build and evolve complex domain logic such as rules engines, decision frameworks, and policy systems.

• Design and maintain high-throughput, real-time or near-real-time data pipelines and enrichment systems.

Key Skills & Experience

• 5+ years of software engineering experience, with exposure to Elixir/Erlang, TypeScript, or similar languages.

• Strong understanding of API design best practices.

• Solid experience with testing methodologies and frameworks.

• Experience with microservices, event-driven systems, and high-traffic or data-intensive applications.

• Knowledge of client-side or system performance optimisation.

• Strong understanding of CI/CD, code standards, and modern engineering practices.

• Ability to deliver independently while managing multiple priorities.

• Strong problem-solving ability and proactive mindset.

• Excellent written and spoken English.

• Previous experience in iGaming is a plus.

• Experience with real-time or near-real-time data processing systems.

• Familiarity with event-driven architecture, async messaging, and stream processing.

• Experience building complex business logic systems (rules engines, decision frameworks, policy engines).

Salary is negotiable and in the region of 5-6K EUR gross per month plus excellent benefits

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