SC-Cleared Full-Stack Kotlin/Java Developer

Areti Group | B Corp™; Greater London; On-site; GBP 65,000 - 90,000; Full time

Job summary

Areti Group | B Corp™ is urgently seeking a full-stack Software Developer to join a UK Government digital programme supporting frontline public services. You will build back-end APIs in Kotlin and Spring Boot and deliver rich front-ends using TypeScript, Express and Nunjucks, aligned with the GOV.UK Design System.

The role requires active SC clearance and hands-on experience with PostgreSQL, Flyway, and modern test tooling.

Qualifications

• SC clearance is required and active.
• Experience with Kotlin or Java + Spring Boot and TypeScript.
• UK Government digital projects experience is a plus.
• Immediate availability or short notice is preferred.

Responsibilities

• Build back-end APIs in Kotlin and Spring Boot.
• Work with PostgreSQL and Flyway.
• Build front ends in TypeScript, Express, Nunjucks and GOV.UK Design System.
• Write integration tests in Cypress or Playwright.

Skills

SC clearance

Kotlin

Java

Spring Boot

TypeScript

Tools

PostgreSQL

Flyway

GOV.UK Design System

Express

Nunjucks

Job description

Areti Group | B Corp™ is urgently seeking a full-stack Software Developer to join a UK Government digital programme supporting frontline public services. You will build back-end APIs in Kotlin and Spring Boot and deliver rich front-ends using TypeScript, Express and Nunjucks, aligned with the GOV.UK Design System.

The role requires active SC clearance and hands-on experience with PostgreSQL, Flyway, and modern test tooling.