Principal Engineer (Scala or Java)

Salary: £36,000 - 76,000 per year

Requirements:

• Previous experience leading and developing software engineering teams
• Strong stakeholder management and communication skills
• A strategic mindset balanced with a hands-on understanding of modern software development
• Experience working within high-growth technology businesses, ideally in a scale-up environment
• Experience with Scala, Java or Python, TypeScript, and AWS would be highly advantageous
• Exposure to AI, machine learning platforms, data-intensive applications or cloud-native architectures would be beneficial

Responsibilities:

• We expect our Principal Engineer to lead, mentor and develop a small team of software engineers and technical professionals
• Define and execute engineering strategy in alignment with business objectives
• Drive delivery of high-quality, scalable software solutions
• Champion engineering excellence, modern development practices and continuous improvement
• Collaborate with Product, Data and Leadership teams to shape product direction and technical priorities
• Support recruitment, succession planning and capability development as we scale
• Ensure operational resilience, security and performance across engineering platforms

Technologies:

• AI
• AWS
• Cloud
• Support
• Java
• Machine Learning
• Python
• Scala
• Security
• TypeScript
• Web

More:

We are a rapidly growing global AI technology scale-up delivering cutting-edge AI solutions to customers around the world. Our Principal Engineer role is based in Manchester with hybrid working and is offered on a permanent basis, with a salary of up to £150,000 and a 20% annual bonus. Youll help shape our engineering function and technology roadmap, working with senior stakeholders and a small, high-performing team during a period of significant growth. We offer a collaborative, entrepreneurial culture where your ideas can make a real impact, along with opportunities for professional growth and leadership development.

last updated 39 week of 2026