Find a job 
Featured Companies 
Featured Universities 
For Companies At a Glance
- Tasks: Lead AI solution design, build prototypes, and advise high-level stakeholders.
- Company: Dynamic AI consultancy focused on innovative solutions.
- Benefits: Competitive salary, remote work, and opportunities for professional growth.
- Why this job: Make a real impact in AI while collaborating with industry leaders.
- Qualifications: 8+ years in software engineering with expertise in GenAI and customer engagement.
- Other info: Mentor teams and shape the future of AI technology.
The predicted salary is between 120000 - 180000 £ per year.
Principal Software Engineer – Node / TypeScript
£130,000 – £150,000
100% Remote – UK / Europe
Tech stack: Node.js, TypeScript, Cloud, Distributed Systems, APIs, Async Processing
Immersum is supporting a bootstrapped CyberSecurity SaaS company specialising in vulnerability scanning as they look to hire a Principal Software Engineer. With a team of just six, they are building a security-focused cloud platform that helps organisations continuously reduce risk across their digital estate. Fully remote and engineering-led, the business prioritises clean architecture and long-term technical quality.
Who They're Looking For
A T-shaped engineer with deep Node.js and TypeScript expertise who enjoys owning complex systems, influencing technical direction, and staying hands-on.
The Role
• Design and evolve backend services supporting APIs and asynchronous workflows
• Own architecture decisions focused on scalability and reliability
• Set high standards for code quality, testing, and observability
• Address performance, reliability, and technical debt
• Contribute to technical strategy while remaining hands-on
What You'll Bring
Strong production experience with Node.js and TypeScript
Background in distributed systems and event-driven architecture
Experience designing multi-consumer APIs
Solid understanding of cloud environments, data, and reliability
Clear communicator with principal-level impact
Why Join?
Mission-critical product with real engineering impact
Senior, low-ego team with high ownership
Fully remote, high-trust environment
Genuine influence over technical direction
Please note this role does not offer sponsorship.
Principal Software Engineer employer: Immersum
Contact Detail:
Immersum Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Principal Software Engineer
✨Tip Number 1
Network like a pro! Reach out to your connections in the AI and software engineering space. Attend meetups, webinars, or even virtual coffee chats. You never know who might have the inside scoop on job openings or can put in a good word for you.
✨Tip Number 2
Show off your skills! Create a portfolio showcasing your projects, especially those involving AI systems and prototypes. Share it on platforms like GitHub or your personal website. This gives potential employers a taste of what you can do before they even meet you.
✨Tip Number 3
Prepare for interviews by practising common technical questions and scenarios related to AI and software engineering. Use mock interviews with friends or online platforms to get comfortable discussing your experience and problem-solving approach.
✨Tip Number 4
Don’t forget to apply through our website! We’re always on the lookout for talented individuals like you. Tailor your application to highlight your customer-facing experience and technical leadership skills, and let us see how you can contribute to our team.
We think you need these skills to ace Principal Software Engineer
Some tips for your application 🫡
Tailor Your CV: Make sure your CV reflects the skills and experiences that match the Principal Software Engineer role. Highlight your experience with AI, Python, and customer-facing projects to show us you’re the right fit!
Craft a Compelling Cover Letter: Use your cover letter to tell us why you’re passionate about AI and how your background makes you a great candidate. Share specific examples of your leadership in software development and customer engagement.
Showcase Your Projects: Include links to any relevant projects or prototypes you've built, especially those involving AI systems. We love seeing your work in action, so don’t hold back on sharing your achievements!
Apply Through Our Website: We encourage you to apply directly through our website for the best chance of getting noticed. It’s the easiest way for us to keep track of your application and get back to you quickly!
How to prepare for a job interview at Immersum
✨Know Your Tech Inside Out
Make sure you’re well-versed in Python, JavaScript, Azure, and AWS. Brush up on your knowledge of transformer architectures and GenAI tools like ChatGPT and Claude. Being able to discuss these technologies confidently will show that you’re not just a leader but also a hands-on builder.
✨Prepare for Customer-Facing Scenarios
Since this role involves working with senior stakeholders, practice how you would handle complex client environments. Think of examples where you've built trust with C-level decision-makers and be ready to share how you navigated challenges while facilitating workshops or aligning priorities.
✨Showcase Your Leadership Skills
Be prepared to discuss your experience in leading architecture decisions and mentoring engineering teams. Highlight specific instances where you’ve guided teams through fast-moving projects and delivered scalable, maintainable software solutions that made it to production.
✨Demonstrate Problem-Solving Abilities
Think about real-world AI challenges you’ve faced and how you approached them. Be ready to discuss your strategies for identifying high-impact AI opportunities and how you’ve designed systems with scalability and maintainability in mind from the start.
