Skip to content
New The Skills of Tomorrow: how AI-exposed is every skill in 2026? See the data →

From the employer's careers site First seen 25 Oct 2026

Principal Browser Software Engineer

HP Cambridge, Cambridgeshire Hybrid senior full-time

The employer hasn't listed a salary.

Apply on HP

Description

HP Wolf Security is changing the future of endpoint security through delivering secure PCs with advanced hardware-enforced security features. We are growing the R&D team in Cambridge, UK and we’re looking for Principal level browser software engineer to join the HP Wolf Security R&D team. You will be designing and developing our innovative security solution based on micro-virtualization and contributing to new features and products.

Responsibilities:

  • Develop and maintain core features of HP Wolf Security's secure browsing products
  • Design, code, debug, test and optimize software using modern C++
  • Develop secure browser capabilities on Chromium-based browsers (Google Chrome, Microsoft Edge)
  • Develop and enhance Firefox-based secure browser functionality using JavaScript, TypeScript and Gecko technologies
  • Build and maintain browser extensions and web-based functionality
  • Develop automation, testing and validation frameworks using Python
  • Troubleshoot and resolve complex software defects, performance issues and security vulnerabilities
  • Participate in architecture and technical design discussions
  • Collaborate with software engineers, architects, security researchers and product teams to deliver enterprise security solutions
  • Perform code reviews and contribute to software quality, maintainability and engineering best practices

Requirements:

  • Strong commercial experience developing software in modern C++
  • Proficient in software design, coding, debugging, testing and performance optimisation
  • Experience developing software for Windows environments
  • Experience working with JavaScript and/or TypeScript
  • Experience developing browser-based applications, browser extensions or web technologies
  • Knowledge of Chromium and/or Firefox browser architectures and code bases
  • Strong understanding of object-oriented design principles, data structures and algorithms
  • Experience using source control systems and modern software development practices (Git, Azure DevOps, GitHub)
  • Experience contributing to automated testing, CI/CD pipelines and software quality initiatives
  • Strong analytical, troubleshooting and problem-solving skills
  • Excellent communication and collaboration skills
  • Bachelor's or Master's degree in Computer Science, Software Engineering, Information Systems or equivalent practical experience

A Great Browser Software Engineer will have exposure to:

  • Cybersecurity, endpoint security or secure browsing technologies
  • Python development for automation and test tooling
  • Firefox Gecko internals or Chromium browser internals
  • Cloud technologies and services (Azure, AWS or Google Cloud Platform)
  • Scripting and automation using PowerShell, Bash or similar technologies
  • Technical leadership, mentoring or architecture design activities

Location & working model: This role is based in HP’s Cambridge office under a hybrid working arrangement, with a minimum requirement to be onsite three days per week.

Benefits: HP has invested in a new, modern site, including ergonomic workspaces and well stocked kitchen facilities that included a wide selection of coffee.

Why join HP Wolf Security

HP Wolf Security is central to HP’s strategy in the PC market, with security designed into hardware, firmware, and software. This integrated approach enables HP to differentiate through built-in, enterprise-grade protection and manageability.

Skills

Nice to have

Apply on HP