Overview
The Merchantware and Semi‑Integrated platform is developed and maintained by our Belfast team. The platform handles millions of daily card transactions for customers ranging from small merchants to 70,000‑seat stadiums. Throughput and resilience are critical as the platform is running at 100% uptime.
Responsibilities
- Designing and implementing roadmap features to a high standard within your team
- Participating in technical design discussions and contributing to architectural decisions
- Improving development processes, methodologies and tools through hands‑on implementation and continuous improvement
- Ensuring deliverables are technically accurate, well‑tested and delivered on time
- Helping with estimation, planning and communication of progress or issues
- Supporting software deployment activities across internal test and production environments
- Providing mentorship and guidance to junior engineers through code reviews and pairing
- Investigating issues, gathering information from multiple sources and contributing to clear, actionable solutions
- Contributing to overall team success by sharing ideas, improving communication and collaborating effectively
Position Requirements
- Degree in Computer Science or equivalent experience
- 4+ years of software development experience
- Experience with server‑side development in a Windows C# .NET environment
- Experience designing and implementing scalable web service solutions
- Strong experience with relational databases (SQL Server or related)
- Strong experience with Test Automation (unit testing, BDD/SpecFlow)
- Experience with CI/CD pipelines (Bamboo, Jenkins, GitLab or similar)
- Strong understanding of design patterns, OO design and refactoring practices
- Knowledge of software design principles including cohesion, modularity, encapsulation and separation of concerns
- Strong analytical, problem‑solving and organisational skills
- Proven ability to work as part of a collaborative engineering team
- Excellent communication skills
- Experience in Agile/Scrum or Lean/Kanban environments
- Eligibility to work in the UK on a permanent full‑time basis
- Must be resident or within 1 hour commute to Belfast
Preferred
- Knowledge of payment processing or PCI standards
- Experience with software usability, system architecture or information security
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