Software Engineer - Java /Back End

Basingstoke, Hampshire, United Kingdom • Posted June 13, 2026

Job Type: Full-time
Location: Basingstoke, Hampshire
Posted: June 13, 2026
Category: computer-and-mathematical
Application Deadline: July 23, 2026

Role Description

Software Engineer - Java /Back End

Hybrid - 2 days per week in the office

Java, PostgreSQL, API

We are looking for an experienced Back End Developer with excellent Java, PostgreSQL and API skills due to software development moving from an outsourced model to in-house.

Working alongside the development team you will:

Be highly involved with knowledge transfer, including code walkthroughs, pairing sessions, and documentation reviews with the outgoing external team.
Gain understanding of the current Java application architecture - service boundaries, dependency injection patterns, build system, and deployment configuration.
Design and implement new back-end features, enhancements, and bug fixes in Java, following agreed coding standards and architectural principles.
PostgreSQL data model - schema design, migration management (Flyway/Liquibase), indexing strategy, and query optimisation.
Design, document, and maintain RESTful and/or GraphQL AP...

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