Backend Software Engineer

Ocho; Belfast City District; Hybrid; GBP 65,000 - 100,000; Full time

Benefits offered by this job

Medical aid

Pension

Job summary

Ocho is seeking a Backend Software Engineer to join a Belfast-based engineering team. You will design, build and maintain cloud-native backend services, taking features from concept to production and ensuring performance and reliability at scale.

You'll work in a collaborative, ownership-driven environment with CI/CD and microservices, using Go or Java and cloud platforms (AWS/GCP/Azure). Belfast-based with hybrid work (3 days in office).

Qualifications

• Degree in a relevant technical discipline.
• Solid commercial experience in backend software engineering.
• Strong programming skills in Go or Java.
• Hands-on experience with cloud platforms such as AWS, GCP or Azure.
• Knowledge of distributed systems, databases and messaging systems.
• Experience working with CI/CD pipelines and microservices architectures.

Responsibilities

• Design, build and maintain backend services in a cloud environment.
• Take full ownership of features from concept through to production.
• Optimise application performance and system reliability.
• Contribute to architectural decisions and system design discussions.
• Support capacity planning and ongoing service scalability.
• Participate in peer code reviews and technical knowledge-sharing.
• Collaborate closely with engineering, DevOps and product teams.

Skills

Go or Java

Cloud platforms

Distributed systems

CI/CD pipelines

Microservices architectures

Code reviews

Education

Bachelor's degree

Job description

• Backend Software Engineer, working in Go or Java on cloud-native services
• Belfast, hybrid (3 days in office)
• Strong culture of engineering ownership, from concept through to production

About the Company

Our client is a product-driven technology organisation operating in the cloud and runtime security space, with a growing Belfast-based engineering hub. The team builds and operates large-scale, cloud-native backend systems that help organisations secure their cloud infrastructure in real time, working with modern tooling across distributed environments. Engineering ownership is strong here, individuals are trusted to take features all the way from concept to production, contributing to architectural thinking and long-term platform health alongside daily delivery work.

The Role

As a Backend Software Engineer, you'll be embedded in a collaborative engineering team focused on building reliable, scalable services. You'll have direct influence on the quality and resilience of systems that operate at scale, and your contributions to architecture, performance and code quality will shape the platform's long-term direction. Working closely across engineering and product teams, you'll help ensure technical decisions align with broader business goals, with your voice genuinely heard in the room where those decisions are made.

Key Responsibilities

• Design, build and maintain backend services in a cloud environment
• Take full ownership of features from concept through to production
• Optimise application performance and system reliability
• Contribute to architectural decisions and system design discussions
• Support capacity planning and ongoing service scalability
• Participate in peer code reviews and technical knowledge-sharing
• Collaborate closely with engineering, DevOps and product teams

What You'll Need

• Degree in a relevant technical discipline
• Solid commercial experience in backend software engineering
• Strong programming skills in Go or Java
• Hands‑on experience with cloud platforms such as AWS, GCP or Azure
• Knowledge of distributed systems, databases and messaging systems
• Experience working with CI/CD pipelines and microservices architectures

Desirable / Nice to Have:

• Experience in high-throughput or large-scale production environments
• Exposure to infrastructure-as-code or platform engineering practices

Why Apply?

• Hybrid working from Belfast (3 days in office)
• Work on large-scale distributed systems with real engineering complexity
• Exposure to modern cloud tooling and an evolving technology stack
• Strong culture of technical ownership, engineers lead rather than just execute
• Medical aid / health care and pension fund
• A collaborative environment where your technical input genuinely matters