Job Description

Senior Backend Software Developer (C# / .NET)

Location: London (Hybrid)

Salary: £75,000 – £80,000 basic + 10% bonus

Our client is a high-growth SaaS technology company building intelligent platforms used by global enterprises in highly regulated environments. They are looking to grow by 30% this calendar year, and are hiring junior, mid-level and Senior Software Engineers.

What they’re looking for:

• Strong experience building enterprise-grade backend systems using C# .NET Core / Framework
• SQL and relational database design skills
• Solid engineering fundamentals: clean code, testing, debugging and secure development
• Experience working in complex or regulated environments is a plus

What you’ll be doing:

• Designing and delivering scalable, high-performance backend features
• Working across the full SDLC, from design through deployment and optimisation
• Integrating systems with financial, transactional and market data APIs
• Supporting database schema design, performance tuning and automation

Why join:

• Build mission-critical software used by global organisations
• High ownership and real technical impact
• Supportive, collaborative engineering culture
• Clear long-term product vision and growth

If you're interested in a short confidential chat, please get in contact, even if you'd prefer to be considered for a different seniority level!