Senior Java Engineer
Location
Belfast (Hybrid working)
Salary
Up to £90,000 depending on experience
Type
Full-time, Permanent
Overview
Ocho is working on behalf of a global, product-led technology company that builds large-scale digital platforms used by leading retail and consumer brands worldwide. This is a true product engineering environment where teams take long-term ownership of complex systems, rather than delivering short-term projects.
They are now looking for a Senior Java Engineer to join a high-performing team, playing a key role in shaping and scaling core backend services that power their platform. This is a hands-on position with real influence over architecture, technical direction, and engineering standards.
Key Responsibilities
Design, build and evolve highly scalable backend services
Contribute to system architecture and technical decision-making
Improve performance, scalability, and reliability across distributed systems
Collaborate closely with product, architecture, and engineering teams
Drive best practices across code quality, testing, and delivery
Mentor and support other engineers within the team
Person We Are Looking For
Strong commercial experience building large-scale systems using Java
Deep understanding of cloud-native development, ideally within AWS
Experience designing and working with distributed, highly available systems
Comfortable leading technically and mentoring senior engineers
Strong product mindset with experience working alongside product teams
Tech Environment
Java for core backend development
AWS-based cloud infrastructure
Microservices and event-driven architecture
Infrastructure as Code and CI/CD pipelines
Modern observability and monitoring tooling
What's on Offer
Opportunity to work in a true product engineering environment at scale
Strong engineering culture with real ownership and autonomy
Hybrid working model with Belfast-based office
Clear long-term progression aligned to a growing product roadmap
Competitive salary, bonus, and benefits package
Apply here or reach out to Aaron Somers at Ocho for more information via LinkedIn.