Date posted: 06 Dec 2021

Chelton are looking for a Principal Software Engineer to join our team!

To be successful in this role, you'll need to have a background in Air Traffic Control Systems and have previously lead software projects. A solid understanding of software development life-cycles, processes and methodologies, including software configuration management is an absolute must, coupled with knowledge of mission critical systems, a natural aptitude for planning and exceptional organisational skills. 

This role will be based at our headquarters in Marlow, Buckinghamshire.

Person Specification

  • Proficient in C++ (demonstrated by experience)
  • Solid understanding of Object Oriented design
  • Windows GUI application development using Visual Studio
  • Experience in software design and software life-cycle management
  • Experience of Agile development methods preferably Scrum
  • Familiarity with the product lifecycle from system requirements, architecture, design, integration, qualification, verification, through to production and support
  • Creative and innovative problem solver, self-starter who is eager to learn and develop


  • Competitive salary 25 days holiday, plus bank holidays, with the opportunity to buy and sell leave
  • Bonus
  • Private medical insurance
  • Flexible benefits scheme
  • Pension contribution matched up to 8%
  • Employee Assistance Programme 

About Chelton

Securing success in some of the world’s most demanding environments isn’t just down to Chelton’s failsafe, pioneering technology. From aerospace and defence communications through to navigation and electronic warfare, it’s all driven by the people behind it.

Aerospace and defence equipment wouldn’t be able to operate if it wasn’t for avionic manufacturers like Chelton. We pride ourselves on working with customers and being attuned to industry trends to expand the possibilities of aerospace and defence and give our customers a helping hand in achieving mission success. Working in challenging environments, producing failsafe technology with smart thinking – it’s just what we do. But we couldn’t do it without the Chelton A-team.

No two days are ever the same at Chelton, you’ll constantly be faced with new challenges to overcome. From the very beginning, you will be able to take full ownership and accountability to see products through to success. After all, where would we be if it wasn’t for the people behind the products?

If you’re looking to leave your mark on the world, why not choose the exhilarating world of aerospace and defence and better yet, join Chelton for your chance to innovate, create and excite.