Senior Software Engineer .Net

Senior Software Engineer - (.Net) At a glance

• Software Engineer role on a mission-critical payments platform
• Focus on back-end C# / .Net
• Flexible Hybrid with Belfast city centre office
• Salary up to £50k plus comprehensive benefits package

Our client is a global Fintech technology business operating at significant scale, powering commerce for organisations across international markets. Their platforms process high volumes of data daily and are built for resilience, security, and performance.

As a Senior Software Engineer, you will play a key hands-on role in the design and development of complex backend systems.

You will contribute to architectural decisions, support best practice adoption, and take ownership of delivering high-quality features aligned to a long-term product roadmap.

This is a strong step-up opportunity for engineers ready to operate with greater ownership and influence.

• Analyse, design, and develop scalable, high-performance backend systems
• Contribute to architectural discussions and technical design decisions
• Deliver clean, testable, and maintainable code aligned to engineering standards
• Support unit testing, validation strategies, and quality improvements
• Collaborate with cross-functional teams to deliver features on time

• 3+ years' commercial software development experience
• Experience building server-side systems in a .NET environment using C#
• Experience designing and implementing scalable web services
• Solid experience with relational databases such as SQL Server
• Experience working within Agile delivery environments
• Must be based within commuting distance of Belfast

• Competitive salary up to £50k plus benefits
• Flexible Hybrid with access to a modern Belfast city centre office
• 36 days annual leave inc. bank holidays
• Private medical and dental cover
• High-trust engineering culture with real ownership
• Clear progression pathway

For more information on this opportunity, connect with Neill Ferguson on Linked In or submit your CV via the link below.