Principal Software Engineer
Principal Software Engineer

Principal Software Engineer

Glasgow Full-Time 120000 - 180000 £ / year (est.) No home office possible
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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

As a Principal Software Engineer at our AI consultancy, you will thrive in a dynamic remote work environment that champions innovation and collaboration. We offer competitive salaries, opportunities for professional growth through mentorship, and a culture that values your contributions as both a leader and a builder. Join us to work alongside industry experts, tackle real-world challenges, and shape the future of AI solutions while enjoying the flexibility and support that comes with a forward-thinking company.
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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 AI projects, prototypes, and any relevant work. This is your chance to demonstrate your hands-on experience with Python, JavaScript, and those fancy GenAI tools. Make it easy for potential employers to see what you can do!

✨Tip Number 3

Prepare for interviews by diving deep into the company’s AI strategy. Research their past projects and think about how your expertise can help them tackle their challenges. When you walk in (or log in), you'll be ready to impress with tailored insights and solutions.

✨Tip Number 4

Don’t forget to apply through our website! We’re always on the lookout for talented individuals like you. Plus, applying directly shows your enthusiasm and commitment to joining our team. Let’s build the future of AI together!

We think you need these skills to ace Principal Software Engineer

Python
JavaScript
Azure
AWS
AI Solution Design
Prototyping
Transformer Architectures
Model Fine-Tuning
Prompt Engineering
GenAI Tools (ChatGPT, Claude, Copilot, Cursor)
Full-Stack AI Systems Architecture
Customer Engagement
Technical Leadership
Mentoring
Scalability and Maintainability in Software Development

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 roles, and any leadership positions 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 detailing your experience with Python, JavaScript, Azure, and AWS. We love seeing real examples of how you've built and deployed AI solutions, so include those juicy details!

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 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 directly with senior stakeholders, practice articulating complex technical concepts in a way that’s easy to understand. Think about past experiences where you’ve navigated client environments and be ready to share those stories during the interview.

✨Showcase Your Leadership Skills

Be prepared to discuss your experience in leading architecture decisions and mentoring teams. Highlight specific examples where you’ve guided engineering teams through challenges or contributed to internal capability building. This will demonstrate your ability to lead in fast-moving environments.

✨Demonstrate Problem-Solving Abilities

Think of real-world AI challenges you’ve faced and how you approached them. Be ready to discuss your thought process in designing scalable and maintainable systems, as well as how you handle objections with calm and confidence. This will showcase your strategic technical leadership.

Principal Software Engineer
Immersum
Location: Glasgow

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