Job Description
Senior Software Engineers (Level 1 & Level 2)
Portsmouth (Hybrid – ~1 day per week / Fortnight in the office)
Level 1: Up to £75,000 | Level 2: Up to £85,000 + Bonus + Equity
Build the Future of Payments with AI at the Core
HireQ Talent is partnering with a rapidly scaling international tech business entering a transformational growth phase. Already operating at global scale, the company is now investing heavily in greenfield development, including the creation of a next-generation payment platform to support its expanding international operations.
At the heart of this evolution is the adoption of agentic AI, enabling smarter automation, enhanced decision-making, and more intelligent, adaptive systems across their platform.
They’re now hiring two Senior Software Engineers to play a critical role in this journey:
* Senior Software Engineer (Level 1) – up to £75k
* Senior Software Engineer (Level 2) – up to £85k
This is a unique opportunity to combine cutting-edge AI, fintech innovation, and large-scale engineering, all while helping shape brand-new systems from the ground up.
What You’ll Be Doing
You’ll help design, build, and scale the next generation of the platform:
* Engineer greenfield solutions, including a brand-new global payments platform
* Work on systems leveraging agentic AI for automation and optimisation
* Design and deliver scalable, high-performance applications end-to-end
* ️ Contribute across the full stack using modern frameworks and cloud technologies
* Tackle complex challenges across distributed, high-volume systems
* Drive improvements in performance, scalability, and resilience
* Collaborate with product, data, and engineering teams to deliver impactful features
* Support and mentor other engineers (particularly at Level 2)
* Influence technical direction and architecture decisions
Tech Environment
You’ll be working within a modern, cloud-first ecosystem:
* React
* C# / ASP.NET
* SQL
* Azure
* Distributed systems & scalable architecture
* Exposure to AI-driven / agent-based systems
What They’re Looking For
* Strong experience building scalable, production-grade applications
* Comfortable working across the full stack
* Experience or interest in AI-driven systems or intelligent automation
* Ability to take ownership and deliver autonomously
* A problem-solving mindset with a focus on quality and performance
* Strong collaboration and communication skills
* Leadership and mentoring experience (especially for Level 2)
Why Join?
This is more than just another engineering role, it’s a chance to work at the intersection of AI, fintech, and global-scale platforms.
* Be part of building a brand-new international payments platform
* Work with agentic AI and modern, evolving technologies
* Major investment in greenfield projects and innovation
* Join at a key moment in the company’s growth journey
* A culture that values ownership, ideas, and technical excellence
* Build systems that operate at global scale
What’s On Offer
* Competitive salary (Level 1 up to £75k | Level 2 up to £85k)
* Performance-based bonus
* Equity in a scaling business
* Health & wellbeing support
* Generous holiday allowance
* Learning & development funding
* Modern kit + home office support
* Flexible, hybrid working
Ready to Build What’s Next?
If you’re excited by AI-powered systems, greenfield development, and building impactful financial technology at scale, this is your opportunity.
Apply now and help shape the next generation of global payments in a exciting Technology Business that's already a Huge success!