Senior FIX Protocol Engineer — Front Office Connectivity

Solytics Partners Careers; Greater London; Hybrid; GBP 80,000 - 100,000; Full time

Job summary

Solytics Partners Careers in Greater London is seeking a Senior FIX Protocol Developer to join their Front Office Market Connectivity team. This role focuses on designing and maintaining FIX-based connectivity for exchanges and brokers, with a strong requirement for expertise in C#/.NET and electronic trading. Ideal candidates will have 8+ years of relevant experience and have contributed to QuickFIX. The position offers a hybrid working model.

Qualifications

• 8+ years of experience in electronic trading or market connectivity development.
• Strong hands-on experience with C#/.NET is essential.
• Direct exposure to Power and Gas trading markets is required.

Responsibilities

• Design, develop, and maintain FIX-based market connectivity solutions.
• Build and enhance connectivity using the FIX protocol.
• Own and support connectivity components in production.

Skills

FIX protocol expertise

C#/.NET development

Market connectivity

Low latency optimization

Troubleshooting in production

Tools

QuickFIX

Job description

Solytics Partners Careers in Greater London is seeking a Senior FIX Protocol Developer to join their Front Office Market Connectivity team. This role focuses on designing and maintaining FIX-based connectivity for exchanges and brokers, with a strong requirement for expertise in C#/.NET and electronic trading. Ideal candidates will have 8+ years of relevant experience and have contributed to QuickFIX. The position offers a hybrid working model.