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For Companies At a Glance
- Tasks: Design and build backend services while mentoring fellow engineers.
- Company: Fast-growing renewable energy group transforming clean power in the UK.
- Benefits: Competitive salary, private medical cover, and 25 days annual leave.
- Why this job: Join a mission-driven team making a real impact on decarbonisation.
- Qualifications: 5+ years in backend engineering with PHP & Laravel experience.
- Other info: Enjoy semi-remote work and collaborate on innovative digital projects.
The predicted salary is between 60000 - 80000 £ per year.
This fast-growing renewable‑energy group is transforming how UK households produce, store and optimise clean power. With major investment backing and an ambitious digital roadmap, every engineering hire plays a direct role in helping thousands of homes decarbonise and cut bills.
As a Senior Backend Engineer, you will take ownership of core platform development and help drive a major digital transformation across the business. You’ll work on high‑impact systems spanning quoting, installation, invoicing, customer apps and integrations. The role is approximately 80‑90% backend and 10‑20% frontend. You can expect to be involved in the following:
- Designing, building and maintaining backend services and APIs (PHP, Laravel)
- Improving internal development standards, processes and code quality
- Implementing CI/CD pipelines and instilling modern engineering practices
- Contributing to frontend applications where needed (Vue.js)
- Mentoring mid‑level engineers and supporting broader technical delivery
- Collaborating directly with business stakeholders on discovery and solution design
The successful Senior Backend Engineer will have the following skills and experience:
- 5+ years’ experience in backend engineering – PHP & Laravel
- Professional experience with Vue.js
- Strong understanding of CI/CD pipelines and automated delivery
- Confident communicating with stakeholders across the business
- Experience mentoring or technically supporting other engineers (preferred)
- Exposure to integration or data‑driven projects (desirable)
The successful Senior Backend Engineer will receive the following benefits:
- Salary between £60,000 – £80,000 depending on experience
- Private medical cover
- 25 days annual leave
- Semi‑remote working (every once in a while, multiple offices across country)
Please register your interest by sending your resume/CV to Joana Alves via the Apply link on this page.
Full Stack Engineer employer: Harnham
Contact Detail:
Harnham Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Full Stack Engineer
✨Tip Number 1
Network like a pro! Reach out to your connections in the renewable energy sector and let them know you're on the lookout for opportunities. A personal recommendation can go a long way in landing that dream job.
✨Tip Number 2
Show off your skills! Create a portfolio showcasing your backend projects, especially those using PHP and Laravel. This will give potential employers a taste of what you can bring to the table.
✨Tip Number 3
Prepare for interviews by brushing up on your technical knowledge and soft skills. Be ready to discuss your experience with CI/CD pipelines and how you've mentored other engineers. Confidence is key!
✨Tip Number 4
Don't forget to apply through our website! It’s the best way to ensure your application gets noticed. Plus, we love seeing candidates who are proactive about their job search.
We think you need these skills to ace Full Stack Engineer
Some tips for your application 🫡
Tailor Your CV: Make sure your CV highlights your backend engineering experience, especially with PHP and Laravel. We want to see how your skills align with our mission to transform the renewable energy sector!
Showcase Your Projects: Include specific examples of projects you've worked on that demonstrate your expertise in backend services and APIs. We love seeing real-world applications of your skills, so don’t hold back!
Be Clear and Concise: When writing your cover letter, keep it straightforward. We appreciate clarity, so make sure you communicate your passion for clean energy and how you can contribute to our digital transformation.
Apply Through Our Website: Don’t forget to apply through our website! It’s the best way for us to receive your application and ensures you’re considered for this exciting opportunity to join our team.
How to prepare for a job interview at Harnham
✨Know Your Tech Stack
Make sure you’re well-versed in PHP, Laravel, and Vue.js. Brush up on your backend engineering skills and be ready to discuss how you've used these technologies in past projects. Being able to share specific examples will show your expertise and confidence.
✨Showcase Your Problem-Solving Skills
Prepare to discuss how you've tackled challenges in previous roles, especially around improving development standards or implementing CI/CD pipelines. Think of a couple of scenarios where you made a significant impact and be ready to explain your thought process.
✨Engage with Stakeholders
Since the role involves collaborating with business stakeholders, practice how you would communicate technical concepts to non-technical audiences. Be prepared to share experiences where you successfully bridged the gap between tech and business needs.
✨Mentorship Matters
If you have experience mentoring other engineers, highlight this during your interview. Discuss your approach to supporting mid-level engineers and how you’ve contributed to their growth. This shows leadership potential and a commitment to team success.
