Senior Backend Developer (Java / Spring Boot / AWS)
- Posted October 8, 2026
- £500 - £600 per day
- London - Infrequent on site requirement
- Contract
Senior Backend Developer (Java / Spring Boot / AWS)
Rate: £500 – £600 Outside IR35
Location: London – 3 times on site a month
Duration: 6 months initial
The role:
I’m working with a financial services organisation that needs a Senior Backend Developer to build and maintain cloud-based services on AWS. The work is hands-on and includes code reviews and input into technical decisions.
Responsibilities:
- Build REST and event-driven microservices in Java and Spring Boot
- Deploy and support services on AWS (e.g. ECS/EKS, Lambda, RDS, DynamoDB, SQS/SNS)
- Own services from design through to production support
- Maintain CI/CD pipelines and infrastructure as code (Terraform, CloudFormation or CDK)
- Review code and contribute to architecture decisions
Essential skills:
- Commercial experience with Java 21 and Spring Boot
- Building and running applications on AWS
- Microservices and API design
Reasonable Adjustments:
Respect and equality are core values to us. We are proud of the diverse and inclusive community we have built, and we welcome applications from people of all backgrounds and perspectives. Our success is driven by our people, united by the spirit of partnership to deliver the best resourcing solutions for our clients.
If you need any help or adjustments during the recruitment process for any reason, please let us know when you apply or talk to the recruiters directly so we can support you.
