Principal Software Engineer jobs in Coulsdon, Greater London

Principal Software Engineer We are looking for a highly experienced Principal Software Engineer with strong backend engineering expertise and a passion for scalable distributed systems....

Senior Software Engineer Location: London, UK Working Environment: Hybrid (2 days on-site per week) The company is a leading financial data and analytics company and looking to hire a Senior Software...

Senior Software Engineer Surrey On-Site Working £60,000–£70,000 We are currently partnering with a specialist engineering organisation operating within the Defence sector who are looking for a Senior Software Engineer to join their established engineering team....

An innovative Oxfordshire-based company is seeking a Senior Software Engineer to help shape and deliver the software behind next-generation systems. This is a hands-on role combining technical leadership with close collaboration across software and advanced hardware teams....

Contract Senior Software Engineer (Java or Python) | Inside IR35 Contract length: 6 months (with potential to extend) Location: London Working Environment: On-site...

Excellent opportunity for a Senior Software Developer to play a key role in architecting, developing, and enhancing our clients in-house trading and research systems....

Job Description Join our team to develop embedded C++ software for high‑reliability communication and information‑exchange systems used in defence environments. You’ll contribute to next‑generation communication and signal‑processing technologies, working across embedded platforms that demand......

One of the UK’s fastest-growing fintechs is hiring. At ANNA Money, we’re rethinking what business admin should feel like for freelancers, founders and small businesses. No jargon, no clunky tools — just smart, intuitive products that actually save people time. From invoicing and expenses to tax and...

Capital One is looking for a Senior Software Development Engineer to join a backend team, based in our London office on a hybrid basis. Our Engineers are people who lead by example, build strong and valuable relationships and have the confidence to influence at all levels....

Terraform) - Work closely with engineers, platform teams, and AI specialists to deliver integrated solutions Your Experience To be successful in this role, you will bring: - Strong experience as a Senior Software Engineer, Senior DevOps Engineer, or similar hands‑on role...

AI-enabled systems - Champion strong engineering practices across software development, DevOps, and platform engineering Your Experience To succeed in this role, you will bring: - A strong background as a Senior or Lead Software Engineer...

Job Title: Senior/ Principal Hardware Engineer Location: Rochester – Onsite Salary: Circa £60,000 depending on skills and experience Who we are: Join BAE Systems and you’ll be part of something bigger...

White Collar Factory (95009), United Kingdom, London, London Staff Software Engineer - Back End About this role Do you love shaping the technical landscape and driving innovation across the organisation? Are you...

White Collar Factory (95009), United Kingdom, London, London Staff Software Engineer - Machine Learning About this role We’re on a mission to transform the way we use data and AI to service our customers and drive efficiency across the business...

Software Engineer - Up to £160,000 - London Title: Software Engineer Company: AI Startup Location: London Pay: Up to £160,000 Additional: Very strong...

Principal / Lead Engineer Python / Cloud / Terraform / IAM / DevOps / infrastructure-as-a-code IaC Rate: Circa £600 - £700 PD (Outside IR35), 6 Months Location: London / Hybrid x2 days We are seeking an experienced Principal / Lead...

Principal Rust Engineer London | Permanent | Hybrid Ncounter is supporting a global investment firm in hiring a Rust Developer to join a highly influential Product team. This group sits at the core of the business, building the distributed platforms, internal services,...

Contract Software Engineer - C# / Windows / Networking We're looking for an experienced C# Software Engineer to join a highly skilled engineering team working on complex, mission‑critical Windows desktop systems used in marine operational environments. This is a hands‑on...

Software Engineer Location: London, UK Working Environment: Hybrid (2 days on-site per week)The company is a leading financial data and analytics company and they are looking to hire a Software Engineer...

Embedded Software Engineer (C++/Rust) – Crawley YT Tech are currently on the lookout for an embedded software engineer / developer for a client in Crawley. This is a pivotal role in their transition toward a modern, safety-first software stack, where you will have...