London, Greater London | £140k – £180k per year
Ref: PR/100657_1780048272
Backend Software Engineer / Developer (C# .Net AWS K8s) London / WFH to £180k 12 month FTC
Do you have expertise with C# backend development combined with strong cloud infrastructure knowledge?
You could be progressing your career in a hands‑on Backend Software Engineer role at a tech‑driven, global Asset Manager with multiple billions of dollars under management, on a 12‑month Fixed term Contract.
As a Backend Software Engineer you will lead the migration of services from the London datacentre onto AWS and Kubernetes, with .NET 10 as the target runtime. You’ll build and maintain shared service templates, libraries and patterns so the wider team can leverage a consistent, modern estate.
Responsibilities will include designing and building migration pipelines that combine Terraform, CI/CD and AI coding agents to refactor and move services at scale, including adding test coverage as part of the migration step. You’ll collaborate closely with the platform team on observability, networking and dependency management as services land in the cloud estate.
Location / WFH:
There’s a hybrid work from home policy with three days in the London office per week where you’ll join a supportive, diverse team environment with a large range of facilities.
About you:
- You have strong AWS experience, including building, deploying and operating production workloads
- You have experience with Kubernetes and K8s in a cloud environment
- You have strong Terraform skills and experience of using IaC to provision and manage cloud environments (AWS)
- You have SQL Server experience
- You’re comfortable using agentic coding tools such as Claude and Codex
- You’re collaborative and pragmatic with great communication skills
What’s in it for you:
Please note this role is on a 12 month Fixed Term Contract basis, with full benefits
- Salary to £180k
- Pension
- Private medical insurance including 24 hour GP access
- Enhanced parental leave policy
- 25 days annual leave
- Ongoing training and development and financial support for courses
At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We’re an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.
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