Senior Backend Developer, Java, AWS

Senior Backend Developer (Java / AWS) Rate: £500-£600 per day (Outside IR35) Location: London (3 days per month onsite) Duration: Initial 6-month contract Overview We're supporting a financial services client looking for a Senior Backend Developer to help deliver and optimise a suite of cloud-native services. This is a hands-on engineering role with significant involvement in solution design, technical direction, and code quality. What You'll Be Doing Developing scalable backend services using Java and Spring Boot Designing and building RESTful APIs and event-driven solutions Deploying and maintaining applications within AWS environments Contributing to architecture, engineering standards, and best practices Supporting CI/CD processes and Infrastructure as Code initiatives Participating in code reviews and mentoring other developers Key Skills & Experience Strong commercial experience with Java (ideally Java 21+) and Spring Boot Proven background building cloud-native applications on AWS Experience designing microservices and API-based architectures Good understanding of containerisation and cloud deployments Exposure to Terraform, CloudFormation, or AWS CDK Financial services experience would be advantageous 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.