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Senior Systems Developer
Gainham Recruitment
Full-time
, , United Kingdom, , , United Kingdom
IT & Technology
Posted:
March 02, 2026
Location:
, , United Kingdom, , , United Kingdom, United-Kingdom
Job Description
Senior Systems Developer
A dynamic global Fintech company is seeking a Senior Systems Developer to join their team. This is a fully remote role and the position is open to both contractors and PAYE candidates. It is a full time role and the firm is based both in and out of the UK.
Hours: Monday - Friday 9am - 5.00pm
Salary Range: £60,000 - £80,000 per annum
Responsibilities to include:
- Design and implement large-scale, high throughput event-driven systems for financial transaction processing and telecommunications infrastructure
Requirements:
- Advanced proficiency in C programming, deep understanding of POSIX standards and system calls, expert level Linux / Unix
- Extensive experience with TCP / IP socket programming
- Experience with ISO 8583 message processing and codec implementation
- Advanced Makefil development skills
- Advanced proficiency in data structure impl...
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Apply Now Save for LaterJob Overview
Job Type:
Full-time
Location:
, , United Kingdom, United-Kingdom
Posted:
March 02, 2026
Deadline:
April 11, 2026