Full stack Developer

LocationSheffield, UK , United Kingdom# Full stack Developer at N Consulting LtdLocationSheffield, UK , United KingdomSalary£400 - £500 /dayJob TypeContractDate PostedFebruary 16th, 2026Apply NowJob Title: Senior API Engineer / Backend Architect – Payments Modernization Location: UK (Hybrid – 2–3 days onsite) Employment Type: Contract / Permanent Industry: Banking & Financial ServicesKey ResponsibilitiesDeliver engineering expertise to build best-in-class payment processing capabilitiesDesign and develop high-quality, resilient, and highly available microservicesProduce architectural artefacts including gap analysis, low-level designs, and data modelsLead by example in coding standards, quality gates, and automated testingSupport modernization of legacy payment systems into cloud-based architecturesResolve architectural and development blockersCollaborate with DevOps to enable CI/CD, DevSecOps, and automated infrastructure deliveryProvide architecture guidance aligned with global st...