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Haystack

Software Engineer

Europe (non-EU)

June 23, 2026 at 8:06 AM

✨ AI summary

Location

  • London, United Kingdom (Remote optional)

Languages

  • Java (SE 11+)

Frameworks

  • EJB
  • JSP
  • Spring Framework
  • Spring Boot (desirable)

Databases

  • Oracle (PL/SQL)

Experience Level

  • 2-4 years
We're working with a dynamic organisation supporting critical public sector operations, offering an opportunity to contribute to complex systems within a secure and highly regulated environment.

The Role

  • Support and enhance crucial legacy applications
  • Provide L3 support for key systems
  • Contribute to ongoing system improvements and stability
  • Collaborate within a team to ensure application performance
  • Engage with high-impact, secure government projects
  • Work with a blend of modern technologies and established systems

What You'll Need

  • 2-4 years of hands-on Java development experience (Java SE 11+)
  • Proficiency with EJB, JSP, and Spring Framework
  • Strong knowledge of Oracle PL/SQL
  • Familiarity with WebLogic, JDBC/ODBC, and Elasticsearch
  • Experience in supporting legacy applications and handling L3 support
  • Desirable: Spring Boot, Docker, Git, Jenkins, Cloud technologies, ETL processes

What's On Offer

  • Opportunity to work on critical public sector projects
  • Flexible remote working arrangements with structured on-site training
  • Potential for contract extension
  • Exposure to both modern and legacy technologies

Apply via Haystack today!