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 and deep GenAI expertise required.
- Other info: Mentorship opportunities and a culture of continuous learning.
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 online forums where you can chat with industry leaders. You never know who might have a lead on that Principal Software Engineer role!
✨Tip Number 2
Show off your skills! Create a portfolio showcasing your best projects, especially those involving AI systems and prototypes. This is your chance to demonstrate your hands-on experience and technical leadership. Make sure to share it during interviews or on your LinkedIn profile.
✨Tip Number 3
Prepare for those tricky interviews! Brush up on your knowledge of transformer architectures and GenAI tools. Be ready to discuss how you've tackled real-world challenges and led teams in high-pressure situations. Confidence is key when you're speaking with CTOs and senior stakeholders.
✨Tip Number 4
Apply through our website! We love seeing candidates who are genuinely interested in joining us. Tailor your application to highlight your customer-facing expertise and engineering leadership. Let’s build the future of AI together!
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 systems, customer-facing projects, and any leadership roles you've held. We want to see how you can bring value to our team!
Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to tell us why you're passionate about AI and how your background makes you the perfect fit for this role. Be sure to mention specific projects or achievements that demonstrate your expertise.
Showcase Your Technical Skills: Since this role is all about technical leadership, don’t shy away from showcasing your hands-on experience with Python, JavaScript, and AI tools. Include examples of how you've built scalable systems or led teams in delivering successful projects.
Apply Through Our Website: We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it shows us you’re keen on joining the StudySmarter family!
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 Copilot. 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, think about past experiences where you’ve navigated complex client environments. Prepare examples that showcase your ability to build trust and handle objections calmly. This will demonstrate your customer-facing expertise.
✨Showcase Your Leadership Skills
Be ready to discuss your experience in leading architecture decisions and mentoring teams. Highlight specific instances where you’ve guided engineering teams through challenges or contributed to internal capability building. This will illustrate your engineering leadership capabilities.
✨Practice Problem-Solving on the Spot
Expect to tackle real-world problems during the interview. Practice articulating your thought process when designing AI systems or evaluating model choices. This will help you convey your strategic technical leadership and ability to drive full-cycle AI delivery effectively.
