Senior Software Engineer
Senior Software Engineer
Portsmouth (Hybrid if local) / Fully Remote (UK)
Up to £90,000 Package (£86,000 Base + 5% Bonus) + Great Benefits
Not Just Another Role, It’s a Platform-Building Opportunity
Imagine building a platform that operates at global scale, solving complex real-world problems... with AI at its core.
We’re working with a high-growth, international technology business undergoing a major transformation. Already established globally, they’re now investing heavily in greenfield engineering, intelligent automation, and next-generation platform development .
At the centre of this evolution:
- A brand-new, AI-powered global platform
- Intelligent, agentic systems automating workflows and decision-making
- Scalable, high-performance architecture designed for real-world impact
This isn’t about maintaining legacy systems...this is your chance to build, influence, and shape what comes next .
Your Mission
As a Senior Software Engineer, you’ll play a key role in designing, building, and evolving critical systems that power the business.
You will:
- Design and build greenfield solutions from scratch
- Develop AI-enabled, intelligent and autonomous systems
- ⚡ Deliver high-performance, scalable web applications
- Take ownership end-to-end across the full software lifecycle
- Solve challenges in distributed, high-volume environments
- Optimise systems for performance, resilience, and scalability
- Collaborate closely with product, engineering, and service teams
- Mentor and support developers, coaching and raising team standards
- Influence architecture, tooling, and technical direction
- Analyse user requirements and help define future system capabilities
- Contribute to continuous improvement , code quality, and delivery processes
Your Tech Playground
You’ll work in a modern, cloud-first environment including:
- ⚛️ React
- C# / ASP.NET
- SQL
- ☁️ Azure
- Microservices & distributed systems
- AI / intelligent automation technologies
What You Bring
- Proven experience delivering scalable, production-grade applications
- Strong full-stack engineering capability
- Expertise in React, C#, and ASP.NET web development
- Experience working across multiple environments and platforms
- Ability to manage priorities, deadlines, and complex workloads
- Strong problem-solving mindset with a focus on quality and performance
- Excellent communication and collaboration skills
- Experience mentoring, coaching, or leading other engineers
- Interest or exposure to AI, automation, or intelligent systems
- A proactive mindset with a drive for continuous improvement and innovation
What You’ll Also Be Doing
This role goes beyond pure coding, you will:
- Help define product direction and system functionality
- Support production systems, upgrades, and performance monitoring
- Contribute to documentation, best practices, and knowledge sharing
- Collaborate cross-functionally to ensure system interoperability
- Stay ahead of emerging technologies and bring new ideas to the table
Why This Role Stands Out
- Play a key role in building a next-generation global platform
- Work at the intersection of AI + scalable systems
- Be part of major greenfield investment
- Join at a critical growth and transformation stage
- Have real influence — your ideas will shape the outcome
- Build systems used at global scale in high-demand environments
- Join a collaborative, high-performing team with a strong engineering culture
What You’ll Get
- Salary up to £90,000 Package
- Performance bonus
- Equity in a scaling business
- Private healthcare + wellbeing support
- Dental cover
- Generous holiday allowance
- Learning & development budget
- High-spec equipment & home office setup
- ⚡ Flexible hybrid / remote working
Ready to Build Something That Matters?
If you’re excited by AI-powered systems, greenfield engineering, and solving complex challenges at scale , this is your chance to make a lasting impact.
Apply now and help shape the future of intelligent, global technology platforms.