Overview

As a Senior Software Engineer, you'll own the end-to-end development of complex systems and features that are core to our business. This role involves leading technical initiatives, making critical design decisions, and mentoring engineers to elevate the team's capabilities. Your expertise will drive the development of scalable, high-quality software that pushes our company forward.

Responsibilities

• Technical Leadership & Architecture: Drive the architectural vision for key features, design robust, scalable systems, and contribute to the technical roadmap to influence the future direction of the product.
• Engineering Excellence & Quality: Champion best practices by writing clean, efficient code, leading rigorous code reviews, and implementing comprehensive automated testing to ensure high-quality, performant solutions.
• Mentorship & Team Growth: Lead and mentor other engineers, fostering a culture of continuous learning and collaboration through knowledge sharing, technical discussions, and constructive feedback.
• Project Execution & Delivery: Translate complex projects into clear, executable tasks within an Agile framework, proactively resolving blockers to ensure timely and efficient delivery of team commitments.
• Community & Knowledge Sharing: Actively contribute to the wider engineering community by leading discussions, sharing expertise through documentation and workshops, and driving the exchange of best practices.

Qualifications & Experience

• Professional Experience: Significant hands-on experience developing software in an agile environment, with a proven track record of delivering high-quality, clean code.
• Backend & Architecture: Expertise in designing and building scalable microservices-based architectures using languages like Node.js, Python, and TypeScript.
• Cloud & DevOps: Hands-on experience with cloud platforms (GCP, AWS), containerization (Docker, Kubernetes), and modern CI/CD practices.
• Frontend Development: Proficiency in modern frontend frameworks such as React.js and/or React Native.
• Leadership & Mentorship: Proven ability to lead technical initiatives and mentor other engineers, fostering a culture of technical excellence.
• Collaboration & Problem-Solving: Excellent communication and analytical skills, with the ability to thrive in a high-ownership, collaborative team environment.

Work Arrangement

Depending on the needs of your business area, we expect hub-based people to be in the office at least once a week, and to attend OVO Connection events in-person. You’ll be assigned to the closest among Bristol, Glasgow, or London hubs unless your role requires field-based work. Each hub has accessible spaces to park your laptop, is designed to inspire people, help them connect, and bring big ideas to life.

Company & Belonging

Everyone belongs at OVO. We are on a mission to solve one of humanity's biggest challenges—the climate crisis. We welcome diverse people from all abilities, gender identities, ethnicities, ages, sexual orientations, life experiences and backgrounds to join us. We have 8 Belonging Networks led by our people, with opportunities to participate and contribute.

Compensation & Benefits

Salary: between £55,000 and £85,000, depending on specific skills and experience. We maintain broad pay ranges to match experience with our zero-carbon mission. You’ll be eligible for an on-target bonus of 15%. We offer a single OVO bonus plan focused on collective performance to deliver our Plan Zero goal, plus green benefits and progressive policies to support belonging. Flexible pay includes 9% Flex Pay on top of salary (4% auto-enrolled into pension, 5% to use for benefits or cash).

• Benefits overview: 34 days of holiday (including bank holidays), healthcare options (healthcare cash plan or private medical insurance, etc.), retirement and wellness benefits, gym membership, travel insurance, workplace ISA, will writing services, dental insurance, and more.
• Lifestyle & Home: Extra holiday buying, discount dining, home & tech loans, support for charitable giving, and more.
• Home & Commute: Get up to £400 towards any OVO Energy plan, discounts on solar, smart thermostats, EV chargers, cycle-to-work scheme, and public transport loans.

Want to hear about our full range of flexible benefits and progressive people policies? Our People Team can share details.