Principal Software Engineer - Python

Title: Principal Software Engineer – Python  
Department: Procode IT  
Location: Hybrid – Commutable distance of either Chandlers Ford or Oxford 
Salary: Circa £65k + Discretionary Bonus Scheme  
Sponsorship: Unfortunately, we are unable to offer sponsorship for this role    
If you're a Principal Software Engineer, who enjoys architecting complex systems, owning technical decisions, and crafting Python‑powered solutions that make a real impact to customers, then this might be the role for you!  
Step into a role where your technical vision truly shapes the future! 
About us  
We are a leading UK technology company delivering transformative, data driven solutions for the energy sector and beyond. With two decades of experience, we help organisations unlock the power of smart data to improve efficiency, reduce cost to serve, and enhance customer experience.            
Trusted by millions of households and major industry partners, our innovative platforms and energy data management solutions support a smarter, more sustainable future. Our passionate team of problem solvers is committed to building technology that truly makes a difference, and our promise is to put customers at the heart of everything we do. 
What does this role involve? 
As a Principal Software Engineer, you’ll join an Agile team united by curiosity, collaboration, and the belief that great technology can truly make a difference.  
You’ll work with Python, AWS, and MariaDB to design and develop systems that keep pace with fast‑moving business needs.  
You’ll make key architectural decisions, drive technical strategy, and lead the engineering evolution of a platform used across the organisation.  
You’ll also play a central role in coaching and mentoring engineers, helping to build a culture where innovation thrives and quality is non‑negotiable. And as our product team grows, you’ll have the opportunity to step into leadership, guiding the next generation of engineering talent. 
Who are we looking for? 
We are looking for someone who brings a deep love for Python, AWS, and modern development practices into every conversation, every design session, and every piece of code.  
You’ve guided technical direction before, steering architectural decisions and elevating engineering standards. You enjoy uncovering new approaches, experimenting with fresh ideas, and finding better ways to build.  
What truly sets you apart is your willingness to share what you know. You take time to mentor others, celebrate their growth, and help them navigate challenges. You recognise that great products come from great people.  
Agile environments energise you. You understand how Scrum can bring structure and freedom at the same time, and you adapt quickly to changing needs.  
When a complex problem appears, you never shy away. You listen, you question, you clarify, and you bring solutions that make sense to both engineers and non‑technical stakeholders alike. 
And what is the technical environment?  
This includes: Python software engineering, AWS, Terraform, Jira, GitHub (with Copilot). CI/CD Pipelines, Azure APIM, Rest APIs, Microservices, Grafana, Agile, Event Driven Architecture 
This role may involve on-call working on a rota basis (24/7) 
To be successful in this role you may be required to pass an enhanced security vetting process. 
Benefits - available from day one! 

• Bonus Scheme, made up of personal and company elements. 

• Career progression, we’re an expanding organisation. 

• 25 days annual leave plus bank holidays. 

• Pension scheme, company contribution at 4% of your salary when you contribute 5%. 

• Our Chandlers Ford office offers access to a free, fully equipped onsite gym, along with showers and changing facilities.   

• The opportunity to win tickets to major outdoor events including, gigs and shows at arenas around the UK. 

• We offer an EV car scheme. Qualifying terms and conditions apply.  

• A health care scheme that includes dental, eye care, treatments, and diagnostics health consultations.  

• Death in service – we pay three times your annual salary to your designated next of kin, giving them peace of mind should you sadly pass away during service.   

• Employee Assistance Programme with access to counselling support, legal and financial advice 24/7 365 days a year, as well as a GP line and Your Care. 

• We also offer all our staff a paid volunteering day every year. Plus, the chance to be involved in various fund-raising opportunities. 

Our employees, just like our customers come from all walks of life, and we’re fuelled in championing diversity, inspiring an inclusive culture, and enabling an environment where you can be your authentic self. 

The Luxion Group comprises of the following companies – Luxion Group Ltd, Utilita Energy Ltd, Luxion Sales Ltd, Utilita Field Services Ltd, Procode Technology Ltd and Canary Care Global Ltd. 

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