Senior Software Engineer (Contractor)

Senior Software Engineer – Java (Contractor) • Contractor • Start Date: ASAP • Fully remote within Hungary As a Senior Software Engineer (Java) – Contractor at Beyond Sports, you’ll be focused on delivering robust, high-performance backend services and APIs that power digital experiences for millions of sports fans globally. This role is ideal for an experienced, hands-on engineer with strong Java and Spring expertise who thrives in a collaborative and fast-paced delivery environment. You’ll work closely with cross-functional teams to build, integrate, and optimize systems that handle real-time sports data, video, and live commentary. This position is project- and delivery-focused, with no line management or people-leadership responsibilities required. Key Responsibilities: • Design and develop scalable backend systems using Java and Spring Boot • Deliver well-structured, maintainable, and testable code aligned with project requirements • Build and maintain RESTful APIs to support web and mobile applications • Integrate with third-party data providers (e.g. sports data, video, commentary) • Use Git to manage code versioning and contribute to shared repositories • Manage deployments across multiple environments (Dev, Test, Staging, Prod) • Ensure systems are performant, secure, and resilient • Identify and manage project-level technical dependencies • Participate in sprint planning and delivery-focused meetings with the wider team • Write and maintain clear technical documentation • Contribute to code reviews and uphold development best practices Core Skills & Experience: Expert-level knowledge of: • Java 11+ • Spring Boot and Spring Framework (v5+) • JPA/Hibernate and ORM principles • Designing and building microservice architectures • Creating and consuming RESTful APIs • Git for version control and collaborative development • JSON and working with structured data • Unit testing with frameworks like JUnit • Task management tools like JIRA • Writing technical documentation for APIs and backend components Proficient with: • SQL (PostgreSQL, MySQL, or similar) • Kafka or other messaging/event-driven platforms • Docker containerization • Kubernetes for orchestration • AWS services (e.g., S3, Lambda, EC2, etc.) • Maven for build and dependency management • CI/CD pipelines and deployment automation Basic understanding of: • Python (scripts, tools, integrations) • Frontend technologies: HTML, CSS, JavaScript (for context when integrating with frontend) Find Jobs in United Kingdom on Arbeitnow