Senior Software Engineer - TypeScript / AWS / Kubernetes

The Opportunity

We're partnering with a global technology company building high-scale, cloud-native products used by millions of customers every day.

They are seeking an experienced Senior Software Engineer to join their high-performing Belfast engineering team. You'll work on large-scale distributed systems, backend services, and cloud infrastructure that sits at the heart of the business.

While this role is primarily backend-focused, you'll also have the opportunity to contribute to front-end features using React, helping deliver seamless end-to-end solutions. You'll influence architectural decisions, build scalable, secure systems, and mentor engineers to elevate engineering quality across the team.

Key Responsibilities

• Design, build, and deliver backend services and business-critical applications.
• Contribute to architectural discussions and technical decision-making.
• Work with AWS cloud services, Infrastructure as Code, and container orchestration (Kubernetes).
• Ensure systems are scalable, performant, secure, and cost-optimised.
• Collaborate closely with Product Managers, Architects, and cross-functional teams.
• Occasionally work with React to support full-stack feature development where required.
• Identify and drive improvements in engineering processes and tooling.
• Mentor junior engineers and contribute to a strong engineering culture.

Essential Skills & Experience

• Degree in Computer Science, Software Engineering, or related discipline.
• 5+ years of professional software development experience, ideally within a product-focused environment.
• Strong backend engineering experience with TypeScript.
• Hands-on experience with AWS, infrastructure as code, and Kubernetes.
• Strong understanding of cloud-native systems and microservice architectures.
• Experience with CI/CD pipelines and modern DevOps practices.
• Exposure to observability platforms and monitoring tools.
• Strong communication, problem-solving, and collaboration skills.

Desirable Skills

• Experience with React or modern UI frameworks.
• Security-first mindset with knowledge of secure application and cloud delivery.
• Experience with Docker, Terraform, or similar tools.
• Experience building and supporting large-scale distributed systems.
• Familiarity with modern software product development in a fast-paced environment.

Why Join?

• Work with the latest cloud and engineering technologies in a high-impact environment.
• Hybrid working with excellent flexibility.
• Competitive salary with 15% bonus
• Access to world-class learning platforms and certification programmes.
• Extremely strong benefits package including:
• 30 days annual leave + 6 stats
• Private healthcare, dental & optical (family cover)
• Enhanced parental leave
• Work-from-home allowance
• Pension scheme
• Join a company that values innovation, autonomy, diversity, and long-term career development.
• Be part of a high-growth, well-established tech organisation with a startup mindset-without the instability.