Overview
Role: Senior Software Engineer (AWS Focus) – London
Location: London
Working pattern: 4 days on-site (1 day remote)
Are you a hands-on Senior Software Engineer with deep AWS expertise and a passion for building scalable, resilient cloud platforms? We’re looking for a technical leader to play a key role in shaping our cloud architecture and driving engineering excellence.
The Role
This is a senior, hands-on engineering position where you’ll take ownership of AWS architecture and act as the go-to expert within the team. You’ll work across the full stack, designing and delivering modern cloud-based systems while helping evolve legacy applications.
What you will be doing
- Own and evolve cloud architecture (scalability, resilience, security)
- Act as the AWS technical authority for design and troubleshooting
- Develop backend services using C# / .NET
- Build and maintain web apps using React
- Lead refactoring and modernisation of legacy systems (including VB)
- Implement robust SQL-based data solutions
- Drive best practices in performance, reliability, and cloud infrastructure
- Write clean, testable, production-ready code
- Conduct code reviews and elevate engineering standards
- Diagnose and resolve complex system-wide issues
What we are looking for
- Minimum of 5 years’ commercial software development experience
- Proven experience at Senior Engineer or Tech Lead level
- Deep knowledge of C# / .NET
- Experience building cloud-native or cloud-hosted applications
- Solid SQL and relational database skills
- Frontend experience with React (or similar)
- Strong understanding of cloud architecture, scalability, and security
- Experience with CI/CD pipelines and cloud-first practices
Nice to have
- Experience migrating legacy systems to AWS
- Exposure to legacy VB applications
- Familiarity with Infrastructure as Code or automated deployments
You will thrive if you are
- A confident technical decision-maker in cloud architecture
- A strong problem-solver across complex systems
- A clear communicator of technical concepts and design choices
- Ownership-driven, pragmatic, and delivery-focused
- Comfortable mentoring and guiding engineers on AWS best practices
- Family PMI
- Life Insurance
- Be part of a dynamic, collaborative team solving meaningful challenges
- Work in an environment that recognises and rewards exceptional talent
- Influence key technical decisions and shape cloud strategy
- Opportunity to modernise systems and work with cutting-edge technologies
If you’re ready to take ownership of cloud architecture and make a real impact, we’d love to hear from you.
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