At a Glance
- Tasks: Lead the design and delivery of cutting-edge software solutions in defence.
- Company: Fast-growing consultancy at the forefront of defence technology.
- Benefits: Competitive salary, private healthcare, generous holiday, and pension contributions.
- Other info: Opportunity for structured mentoring and career development in a dynamic environment.
- Why this job: Make a real impact on groundbreaking projects in simulation and autonomy.
- Qualifications: 15+ years in high-performance software with strong C++ and Unreal Engine skills.
The predicted salary is between 54000 - 66000 £ per year.
Want to work on groundbreaking projects within the defence industry? Are you a hands-on technical leader with strong C++ and Unreal Engine expertise and want to work at the forefront of complex, performance-critical software delivery within defence? The role combines advanced engineering with genuine technical authority, shaping how simulation-driven and autonomy-focused systems are designed, built and evolved. The position sits within a fast-growing software and data science consultancy delivering end-to-end solutions in the defence industry. You will work closely with subject matter experts and senior stakeholders on high-impact programmes spanning modelling and simulation, autonomy, geospatial systems, synthetic environments and digital twins. This is a true principal-level role. You will remain deeply technical while setting direction, leading teams and acting as the technical authority across projects.
What you will be doing:
- Leading the design and delivery of complex software solutions using C++ and Unreal Engine
- Acting as technical lead across modelling and simulation, wargaming and autonomous systems
- Applying mathematical and computational techniques to solve real-world problems
- Owning key technical decisions across architecture, tooling and performance
- Mentoring engineers and enabling high-performing delivery teams
- Delivering technical consultancy engagements and leading selected projects
- Building trusted relationships with customers and stakeholders
- Supporting bids, proposals and technical reporting
What you will bring:
- Extensive experience, typically 15+ years, delivering high-performance software
- Proven technical leadership at Principal or Technical Lead level
- Strong hands-on expertise in C++ and Unreal Engine
- Background in simulation, autonomy, robotics or game-engine-driven environments
- Experience working with large, complex codebases and performance constraints
- Strong stakeholder management, communication and influencing skills
What’s on offer:
- Salary up to £85,000, flexible for exceptional technical leaders
- 7% employer pension contribution
- Vitality private healthcare
- 25 days holiday with the option to buy or sell additional days
- Life assurance
- EV salary sacrifice scheme
- Discretionary bonus linked to company performance
- Structured mentoring and ongoing technical development
Principal Software Engineer in Portsmouth employer: The Talent Locker Ltd.
As a Data Architect with us, you'll thrive in a fully remote role that offers flexibility and the chance to work on innovative data initiatives. Our collaborative work culture fosters growth and development, providing you with opportunities to enhance your skills in cutting-edge technologies like microservices and cloud solutions. Join us on the South Coast and be part of a team that values your expertise while offering competitive pay and a supportive environment for professional advancement.
StudySmarter Expert Advice🤫
We think this is how you could land Principal Software Engineer in Portsmouth
✨Join Local Tech Meetups
Get out there and mingle with fellow developers by joining local tech meetups. It’s a fantastic way to meet people who might be working at The Talent Locker Ltd. or know someone who does. Plus, you can pick up some trendy tech skills and trends while you're at it!
✨Contribute to Open Source Projects
Show off your coding chops by jumping into open-source projects. Not only does this give you practical experience, but it also gets you noticed in the dev community. You'll create a killer portfolio that speaks volumes about your skills to The Talent Locker Ltd..
✨Tap into Online Developer Communities
Don’t underestimate the power of online developer communities like GitHub, Stack Overflow, and even Reddit. Participate in discussions, share your projects, and build your visibility. We can often find opportunities through these channels that can lead to a full-time gig at companies like The Talent Locker Ltd..
✨Explore Job Boards Specifically for Tech Roles
Keep your eyes peeled on job boards that focus on tech roles. Sites like TechCareers or Stack Overflow Jobs can often have listings for companies like The Talent Locker Ltd. that might not show up on broader job sites. Make it a habit to check these regularly, and don’t hesitate to apply directly through our website!
We think you need these skills to ace Principal Software Engineer in Portsmouth
Some tips for your application 🫡
Show off your coding skills:When applying for a software engineering role, it's super important to showcase your coding skills. Make sure your CV includes your tech stack, any relevant programming languages you’re comfortable with, and examples of projects you've worked on. If you have a GitHub profile, link it up! We love to see code in action.
Tailor your portfolio:For a full-time role, we’d expect to see some solid examples of your work in your portfolio. Make sure to include at least two or three projects that highlight your problem-solving skills and your ability to work with different technologies. Focus on the projects that are most relevant to the position at The Talent Locker Ltd..
Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at The Talent Locker Ltd. and how your skills align with the role. Show us your passion for software development. We dig enthusiastic candidates who understand the value of collaboration and continuous learning!
Be clear and concise:When it comes to writing your CV and cover letter, clarity is key. Avoid jargon that could confuse us and stick to simple, direct language. Highlight your achievements with quantifiable results where possible, and keep everything easy to read. A well-organised application goes a long way!
How to prepare for a job interview at The Talent Locker Ltd.
✨Brush Up on Your Coding Skills
For a full-time software engineering role, it's crucial that we stay sharp with our coding abilities. Expect technical questions that might involve solving problems on the spot or discussing algorithms. Practise on platforms like LeetCode or HackerRank to get comfortable with the types of questions that often come up.
✨Know Your Tools and Frameworks
Make sure we’re well-acquainted with the tools and technologies listed in the job description. Familiarise ourselves with any specific frameworks or programming languages mentioned. If The Talent Locker Ltd. uses React or Node.js, for instance, be ready to discuss how we’ve used them in previous projects or coursework.
✨Showcase Your Projects
Bring along a portfolio that highlights our best work. This could be code samples, GitHub repositories, or any side projects we’ve built. Make sure we can talk through our thought process for each project, especially the challenges we faced and how we solved them—this shows our problem-solving skills in action.
✨Prepare for Behavioural Questions
While technical skills are key, full-time positions also require cultural fit. Be ready to discuss our previous experiences and how we handle teamwork, conflict, and deadlines. Brush up on the STAR method—Situation, Task, Action, Result—to clearly articulate our past experiences when discussing how we've contributed to a team.
