Full Stack Engineer

Home - Services British Gas Services; Windsor; On-site; GBP 65,000 - 90,000; Full time

Job summary

Centrica is seeking a Software Engineer to join the Field Operations Platform. You will help design, build, test, and deploy software that enables efficient forecasting and scheduling of field resources, improving customer outcomes.

You will work in a cross-functional squad with Product, QA, Architecture and Operations, contributing to automated testing, code reviews, and robust incident handling. This role emphasizes secure, scalable solutions within a modern engineering practice.

Qualifications

• Experience as a software engineer in a modern product/platform setting.
• Familiar with source control, CI/CD pipelines, automated testing and code review.
• Proven ability to write secure, maintainable and well-tested code.
• Knowledge of event-driven architectures and managed cloud services.
• Experience supporting live services, incidents and continuous improvement.

Responsibilities

• Design, build, test, and maintain high-quality software across the Field Operations Platform.
• Deliver secure, structured code meeting functional and non-functional requirements.
• Collaborate with Product, QA, Architecture and Operations to deliver outcomes.
• Engage in code reviews, design discussions, and refinement sessions.
• Own quality through automated testing, peer review and defect resolution.
• Support live services including incident investigation and root-cause analysis.
• Grow technical skills and apply growth mindset to delivery and learning.
• Adhere to security, privacy and governance standards in all work.

Skills

Cross-functional teamwork

CI/CD pipelines

Automated testing

Secure coding

Cloud-native concepts

Job description

Join us, be part of more.

We're so much more than an energy company. We're a family of brands revolutionising how we power the planet. We're energisers. One team of 21,000 colleagues that's energising a greener, fairer future by creating an energy system that doesn't rely on fossil fuels, whilst living our powerful commitment to igniting positive change in our communities. Here, you can find more purpose, more passion, and more potential. That's why working here is #MoreThanACareer. We do energy differently - we do it all. We make it, store it, move it, sell it, and mend it.

An opportunity to play your part

• Centrica, Technology is a core driver of how we deliver our strategy. You'll join a team modernising our platforms, strengthening cyber and operational resilience, and advancing a product-led way of working that brings engineers, data specialists and business experts together to deliver meaningful outcomes at pace.


• We're scaling automation and AI from proof-of-concept into real, end-to-end change - improving customer journeys, reducing cost-to-serve, accelerating delivery, and building the digital foundations that underpin everything from energy trading and risk to field operations and critical infrastructure.


• If you want to work on complex, high-impact problems using modern engineering practices, and help build reusable platforms that will shape how Centrica operates over the next decade, this is the place to do it.


• As a Software Engineer within the Centrica Field Operations Platform, you will play an integral role on the team responsible for enhancing our ability to forecast and schedule colleague availability to effectively meet customer demand. This involves ensuring engineers with the appropriate skill sets are dispatched efficiently to customer locations. You will collaborate as a member of Field Platform Engineering squads, supporting the efficient building, testing, and deployment of software solutions

Day to day

• Design, build, test, and maintain high-quality software solutions across the Field Operations Platform


• Deliver well-structured, secure, and maintainable code that meets agreed functional and non-functional requirements, adhering to established engineering standards and best practices.


• Work as part of a cross-functional squad, collaborating closely with Product, QA, Architecture, and Operations to deliver customer and business outcomes.


• Participate in code reviews, design discussions, and technical refinement sessions, providing constructive input and learning from others.


• Own the quality of your work through automated testing, peer review, and proactive defect resolution.


• Support the operation of live services by contributing to incident investigation, root cause analysis, and ongoing platform improvements.


• Continuously improve your technical skills and understanding of the platform, tools, and domain, applying a growth mindset to both delivery and learning.


• Follow security, compliance, and data protection requirements, ensuring customer and business data is handled responsibly.


• Take ownership for delivering agreed work items to a high standard, raising risks and blockers early, and contributing positively to team delivery.

Problem Solving & Decision Making:

• Applies strong technical and product judgement to evaluate trade-offs and make decisions that optimise customer impact, performance, reliability, and development efficiency.


• Owns technical decisions relating to application development, while influencing architectural and strategic decisions across the broader product space.


• Uses data, analytics, insight, and automated testing outputs to inform decisions and prioritise improvements.


• Operates within established engineering, security, privacy, and governance frameworks, while helping to refine them to support faster, safer delivery.


• Makes timely decisions that balance innovation with risk, enabling the team to deliver value quickly without compromising quality.


• Applies judgement and engineering expertise to validate automated outputs, ensuring accuracy, safety, and ethical use.


• Focuses on principles such as robustness, privacy, maintainability, and customer trust, without tying the role to specific technologies that may change in the future.

What we need from you

• Demonstrated experience working as a software engineer within a cross-functional delivery team in a modern product or platform environment.


• Working knowledge of modern software engineering practices including source control, CI/CD pipelines, automated testing and code review.


• Experience writing secure, maintainable and well-tested code, with an understanding of non-functional requirements such as performance, resilience and scalability.


• Familiarity with cloud-native concepts such as event-driven architectures, asynchronous processing and managed services.


• Experience supporting live services, including participation in incident investigation, defect resolution and continuous improvement activities.


• Underst