Backend Software Engineer
| Posting date: | 03 March 2026 |
|---|---|
| Salary: | £500.0 to £550.0 per day |
| Additional salary information: | up to £550pd (inside IR35) |
| Hours: | Full time |
| Closing date: | 10 March 2026 |
| Location: | London, London, EC2V 6DN |
| Company: | Hays Specialist Recruitment |
| Job type: | Contract |
| Job reference: | 4775977_1772538079 |
Summary
Software Engineer - Active SC, Java, Microservices
Up to £550 per day (Inside IR35)
London / Remote
6 months
My client is an instantly recognisable consultancy who require a strong Software Engineer with Active Security Clearance (SC) and with deep expertise in Java (Spring Boot) to join a large-scale, business‑critical microservices programme.
Key Requirements:
- Proven experience working as a Java Software Engineer on large microservice architectures
- Active Security Clearance (SC)
- Strong capability building scalable RESTful APIs and backend services in Java (Spring Boot):
- Postgres (or other relational SQL databases) with solid understanding of schema design and SQL
- Docker: Confident containerising and deploying applications
- Test‑Driven Development (JUnit & Mockito or similar testing frameworks)
- CI/CD: Hands‑on experience with Jenkins or similar automated pipeline tooling
- Flexibility working in agile teams and collaborating closely with engineers, product, and design colleagues
Nice to have:
- API Specification using Swagger / OpenAPI
- Gradle build systems
- Liquibase (or similar) for database versioning/migrations
- Kafka or similar event‑streaming platforms
- React and Typescript
If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now.
If this job isn't quite right for you, but you are looking for a new position, please contact us for a confidential discussion about your career.
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