Mobile Application Developer (C++)

🔒 Confidential Employer
Posted 21 March 2026
LOCATION
Northampton
TYPE
Full-time
LEVEL
Mid-Senior level
CATEGORY
Technology
This employer holds a UK Home Office sponsor license — sponsorship for this specific role is at the employer’s discretion

SKILLS

C++ JUCE Framework Git Mobile Application Development GUI implementation iOS Android

FULL DESCRIPTION

Mobile Application Developer (C++)

[Employer hidden — view at passion-project.co.uk]

Northampton

The Company

[Employer hidden] started in Northampton, England in 2004 and has an award winning R&D team of engineers. Driven by a passion for designing innovative amplification products that redefine players expectations, Blackstar today distributes products to over 50 countries worldwide and is a major international brand in the amplifier market.

See our website for more info: https://blackstaramps.com/

The Role

Purpose of the role:

  • To develop and grow Blackstar’s proprietary software across Android and iOS, both for public release and internal development tools.
  • Hold responsibility for quality mobile applications: from design brief to release and beyond.
  • Be part of the next generation of audio products in an exciting team and dynamic industry.

Main Activities and Tasks:

  • Design, develop and maintain cross-platform (iOS and Android) mobile applications.
  • Support in specifying new user-focussed software for the musical instrument market.
  • Bring cutting edge new products to market on the App and Play Stores.
  • Work within the Software Team to expand and improve our multi-platform software ecosystem.
  • Collaborate with the wider team to peer review, bug fix, and generally improve the large Blackstar codebase.
  • Devise, control and carry out pre-release test procedures for both hardware and software products.

The Person

Essential

  • Proven knowledge and working experience with:
  • Modern C++
  • JUCE Framework
  • Git and the command line
  • Mobile Application Development
  • GUI implementation
  • Deployment to App Store and Google Play
  • Cross platform development for iOS and Android
  • Minimum 2 years experience in a commercial software development environment
  • Ability to produce clean, accurate and reusable code

Desirable

  • Experience with:
  • Dart and the Flutter framework
  • UI/UX design
  • Build systems, ideally CMake
  • CI/CD, ideally GitHub Actions
  • Plugin Architectures (AU, VST3, AAX, LV2).
  • Agile development practises and associated software (Jira, Confluence etc.)
  • Unit Testing
  • Guitar player or an active interest in music technology
  • An understanding of:
  • DSP Principles
  • Linux Development
  • Real Time Audio
  • Embedded systems and low level programming
  • Qualified to degree level or above in Computer Science or related field

Personality

  • Strong team player
  • Excellent communication skills, both technical and personal
  • Enthusiastic, with a can-do attitude
  • Able to work to deadlines, with exceptional time management
  • Methodical approach, and able to work independently on large projects
  • We’re a small team in a small company; you should have a flexible approach to your role and be willing to assist in various departments and activities when required.

The Offer

  • Primarily office based in Northampton, UK, with some opportunity for hybrid working
  • Full time 8.00 – 17.00, Monday – Friday
  • Competitive salary based on experience
  • Excellent career progression and learning opportunities
  • Private mental health support
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