https://jobs.co.uk/job/backend-engineer-randstad-technologies-recruitment--77a581b9-be84-4d60-b903-937948ec018b RSS feed for Backend Engineer at Randstad Technologies Recruitment. en-gb Mon, 29 Jun 2026 21:46:44 GMT https://jobs.co.uk/job/backend-engineer-randstad-technologies-recruitment--77a581b9-be84-4d60-b903-937948ec018b https://jobs.co.uk/job/backend-engineer-randstad-technologies-recruitment--77a581b9-be84-4d60-b903-937948ec018b Sun, 28 Jun 2026 23:00:00 GMT Location: City of London | Salary: £450 - £500/day Market Rate/ Negotiable | Type: Contract | Title: Senior Backend Engineer (Go/Java) - Global Fintech Contract Location: Central London (Hybrid, 3 days in-office) Engagement: Contract with potential to convert to permanent Rate: Competitive The Role: You will join a critical API team responsible for high-throughput backend services and real-time payment routing decisions. This is foundational infrastructure where your work directly affects payment acceptance rates for some of the fastest-moving brands globally. You will own complex problems end-to-end from day one. What You Will Bring: Demonstrable seniority as a backend engineer owning complex services in production. Production-level expertise in Go and/or Java. Experience building or maintaining high-volume, low-latency distributed systems. Strong API design skills. Hands-on experience with AWS cloud-native deployment. A systems-thinking approach to performance, correctness, and failure modes under load. Background in payments, fintech, or financial services is highly advantageous. How to apply This role is being filled exclusively through Randstad Digital. To be considered, please send your CV to Yogeshwari . sen @ randstaddigital. com along w... Contract