Staff Software Engineer | .NET, AWS | Belfast (Hybrid 3 Days)

Location: Belfast
Type: Permanent

About the Opportunity:

This role sits within a high-scale payments engineering environment responsible for processing large volumes of real-time transactions. Systems are built for performance, resilience, and continuous availability.

As a Staff Engineer, you will operate as a technical leader within the team, driving delivery across complex systems while mentoring engineers and shaping engineering standards.

What Youll Be Doing:

• Lead the design and delivery of scalable backend services using C# and .NET
• Provide technical leadership across a team of engineers at varying levels
• Contribute to architecture decisions across high-throughput, distributed systems
• Design and build secure, resilient services aligned to industry standards
• Guide teams on best practices across coding, testing, and system design
• Contribute to CI/CD pipelines and support release and deployment processes
• Troubleshoot and resolve complex production issues
• Provide accurate estimates across projects and technical initiatives
• Collaborate with cross-functional teams to deliver product roadmap features
• Mentor engineers through code reviews, coaching, and knowledge sharing

What Youll Bring:

• 6+ years commercial software engineering experience
• Strong experience with C# and .NET in backend environments
• Experience building scalable web services and distributed systems
• Strong understanding of relational databases such as SQL Server
• Experience working with CI/CD pipelines and automation tools
• Experience with automated testing approaches
• Strong understanding of software design principles and patterns
• Experience working in Agile, Scrum, or Lean environments
• Strong problem-solving and communication skills

Nice to Have:

• Experience working within payments or regulated environments
• Understanding of PCI or security-focused development practices
• Exposure to frontend technologies such as HTML and CSS

Why Join:

• Work on high-scale, real-time systems with real-world impact
• Opportunity to step into a true technical leadership role
• Strong engineering culture with focus on quality and ownership
• Flexible working model with hybrid options
• Clear progression within a growing engineering function

If you’re interested or have any further questions on the role, please feel free to reach out to Eve Geddis directly on LinkedIn.

Skills:
.Net AWS Sql Server CICD

Benefits:
WFH Allowance Pension Fund Medical Aid / Health Care