Senior Software Developer(Kotlin/Java)

Senior Software Developer(Kotlin/Java)

Full-Time 50000 - 65000 £ / year (est.) No working from home possible
True North Group

At a Glance

  • Tasks: Design and develop scalable back-end services using Kotlin, Java, and Spring Boot.
  • Company: Join a collaborative Agile team in a government-focused environment.
  • Benefits: Earn up to £500 per day with remote work flexibility.
  • Other info: Opportunity for career growth and involvement in innovative projects.
  • Why this job: Make a real impact by delivering high-quality software solutions.
  • Qualifications: Extensive experience in back-end development with strong Kotlin and Java skills.

The predicted salary is between 50000 - 65000 £ per year.

Contract Type: Initial 3-Month Contract

Start Date: ASAP

Day Rate: Up to £500 per day (Inside IR35)

Security Clearance: Active SC Clearance preferred, or eligibility to obtain SC Clearance

Location: Primarily remote with occasional onsite attendance (maximum once per month). Site locations may vary and could include London, Leeds, or Sheffield.

Role Overview

We are seeking a highly experienced Senior Software Developer with strong back-end engineering expertise in Kotlin, Java, and Spring Boot. The successful candidate will join a collaborative Agile team, contributing to the development of high-quality software solutions within a government-focused environment. This is an excellent opportunity for a developer who enjoys working closely with colleagues, sharing best practices, influencing technical direction, and delivering robust, scalable applications.

Key Responsibilities

  • Design, develop, and maintain scalable back-end services using Kotlin, Java, and Spring Boot.
  • Collaborate closely with developers, architects, product teams, and stakeholders.
  • Champion engineering best practices, including Test-Driven Development (TDD).
  • Contribute to technical discussions, solution design, and continuous improvement initiatives.
  • Support the delivery of high-quality software within Agile delivery teams.
  • Participate in code reviews and knowledge-sharing activities.

Essential Skills Experience

  • Extensive experience as a Back-End Software Engineer or Developer.
  • Strong commercial experience with: Kotlin, Java, Spring Boot.
  • Proven expertise in Test-Driven Development (TDD), with the ability to demonstrate this during a pairing exercise at interview stage.
  • Strong understanding of software engineering best practices and modern development methodologies.
  • Collaborative mindset with excellent communication and teamwork skills.
  • Experience working within government or public sector environments.

Desirable Experience

  • Experience working on secure, large-scale digital services.
  • Familiarity with Agile delivery practices and DevOps principles.
  • Previous experience working within teams requiring Security Clearance.

Deliverables

  • Support delivery of project objectives during the initial 3-month Statement of Work.
  • Produce high-quality, maintainable, and well-tested code.
  • Contribute positively to team performance and technical excellence.

Senior Software Developer(Kotlin/Java) employer: True North Group

Join a forward-thinking organisation that values innovation and collaboration, offering a dynamic work culture where your contributions as a Senior Software Developer will directly impact government-focused projects. With the flexibility of primarily remote work and opportunities for professional growth, you will thrive in an environment that champions engineering best practices and encourages knowledge sharing among talented colleagues. Enjoy competitive day rates and the chance to work on meaningful software solutions that enhance public services.

True North Group

Contact Details:

True North Group Recruitment Team

We think you need these skills to ace Senior Software Developer(Kotlin/Java)

Kotlin
Java
Spring Boot
Test-Driven Development (TDD)
Agile Methodologies
Back-End Software Engineering
Collaboration