Senior Software Engineer - iGaming

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

Originally posted on Himalayas