4 senior c engineer jobs found in London

Senior C# Engineer – .NET 8/9, AWS Lambda, SQS, SNS – OUTSIDE IR35 £700–£800/day • 100% Remote • 11-month rolling contract Takeaway: Lead the architecture and build of a greenfield SaaS platform as a deeply senior, hands-on C# engineer, with heavy emphasis on deep .NET engineering , high-performance distributed systems , and real-world AWS serverless delivery . You’ll also have the opportunity to develop hands-on skills with Claude Code , one of the most advanced AI-assisted development tools in the industry. Role Overview: You’ll operate as the technical spearhead for a greenfield product build, reporting to the Director of Engineering. Expect deep backend engineering, distributed system design, and high-quality serverless delivery, plus the chance to adopt modern AI-assisted development practices as part of your workflow. What You’ll Bring: Senior/Staff-level backend mastery in C# and .NET 8/9 , with the ability to architect and lead...

Senior C# Engineer (AI-Native & Agentic Engineering) .NET 8/9 • AWS Lambda/SQS • OUTSIDE IR35  £700–£800/day • 100% Remote (UK) • 11-months rolling If you’re a deeply senior C# engineer who wants to actually build something new, not maintain legacy, not refactor someone else’s mess, this is one of the few roles in the market worth stopping for. You’ll be the technical spearhead for a greenfield SaaS platform, reporting directly to the Director of Engineering and shaping everything from architecture to AI-native delivery patterns. This is high-autonomy, high-impact work for someone who thrives in ambiguity and loves solving hard problems at pace. Why this role stands out: You set the engineering bar, not follow it. You get to embed agentic AI workflows into real production systems. You own outcomes end-to-end, not just “tickets”. You influence product direction without layers of process or ceremony. What You’ll Bring:...

SRT Marine Systems plc (SRT) is a market leader in the domain of international marine surveillance technology and systems. We are a respected, established, and an ambitious multi-national company headquartered in the UK with a global customer base. The company has a worldwide impact in the marine sector by leading the next generation of maritime domain awareness technologies "MDA", products, and systems that significantly enhance security, safety, environmental protection, and sustainability. Our customers are global and range from the largest national coast guards to individual vessel owners. SRT is an exciting company where high-quality results are rewarded. We are ambitious and constantly seek to innovate in order to deliver better products and services to our customers. We strive to make SRT a rewarding and challenging place to work, where talented, hard-working individuals have the opportunity to make a real impact across the marine industry. Role overview for the Senior...

Telecom & Network Infrastructure Engineer Location: Ellesmere Port, Cheshire (3 days a week) Rate: £280 per day (Outside IR35) Contract: 12 Months to Start with About the Role Aatom Recruitment is partnering with a leading technology organisation that supports enterprises in accelerating digital transformation through innovative IT services, data engineering, and advanced technology solutions Role Summary We are seeking an experienced Telecom & Network Infrastructure Engineer with 6–10 years of hands-on expertise in managing industrial communication systems across a large plant environment. The role involves maintaining, troubleshooting, and enhancing telecom, network, and control communication systems supporting critical plant operations. --- Key Responsibilities Fiber Optic Network Engineering (Enhanced Scope) · Install, terminate, test, and commission fiber optic cables (single-mode and multi-mode). · Perform fiber splicing (fusion and mechanical) and OTDR...