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Software Engineer

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Onsite

Software Engineer

Synergize Consulting

Software Engineer

Skills

MicroservicesLinuxJiraAzure

20 hours ago

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Important information


Contract type:

Freelance / Contract

Location:

Southampton, UK

Work mode:

Onsite

Published on:

21 October 2026

What they need


Software Engineer – C++ / Test Engineering

Southampton HQ – 2-3 days p/w onsite

Security clearance is essential

Up to £61 p/h Inside IR35

Are you a security cleared Software Engineer with C++ experience looking for your next challenge?

We’re looking for talented Software Engineers to help develop innovative software solutions across a range of defence and commercial projects.

What you’ll be doing

  • Developing software applications and new capabilities using C++ and object-oriented programming.
  • Designing, building and testing software solutions that interface with hardware and electronic systems.
  • Developing test frameworks, automated tests and Test Engineering solutions.
  • Creating and maintaining machine-to-machine interfaces and associated technical documentation.
  • Contributing to applications across Windows and Linux environments.
  • Supporting microservices architectures and containerised software solutions.
  • Developing user-facing applications, including HMI, GUI and UX functionality.
  • Collaborating with multidisciplinary engineering teams to solve complex technical challenges.
  • Working within iterative development lifecycles, using tools such as Git, Jira and Azure DevOps.
  • Ensuring software meets relevant design, coding and quality standards.

Essential key skills

  • Experience in C++ or other object-oriented software development.
  • Familiarity with electronics and low-level firmware.
  • Experience using and producing technical documentation for machine-to-machine interfaces.
  • Knowledge of test frameworks and software test development.
  • Understanding of microservices architecture and containerisation.
  • Experience developing applications that meet user requirements and formal technical constraints.
  • HMI, GUI or UX development experience.
  • Familiarity with hardware interfaces and associated development tools.
  • Experience developing applications for Windows and Linux.
  • Understanding of iterative software development lifecycles, such as tailored Agile approaches.
  • Experience with development tools such as Jira, Azure DevOps and Git.
  • Awareness of software design principles and coding standards.

Interested? Apply today to take the next step in your software engineering career.

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