Software Engineering Specialist

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About the role

• Operates within BT Networks Cloud Services – supporting and enabling integrated tooling across BT Networks to underpin the business-critical products BT offers its customers.
• Works within a platform engineering and automation team, building and maintaining internal tooling, services, and integrations that support collaboration and operational workflows across BT.
• Focuses on full-stack development, spanning backend services, APIs, frontend interfaces, and integrations with enterprise systems (identity, data, and third-party platforms).
• Contributes to cloud-based platforms and internal developer tooling, with a strong focus on scalability, reliability, and maintainability.
• Designs and delivers high-quality, production-grade software used by thousands of internal users, improving efficiency and reducing manual processes.

What you’ll be doing

• Build and maintain backend services, APIs, and user interfaces
• Write clean, well-tested code for production systems
• Design and develop scalable, reliable applications
• Work with other engineers to deliver features end to end
• Collaborate with platform, security, and business teams to solve problems
• Review code and support others to improve quality
• Debug issues and fix defects in live systems
• Improve performance, reliability, and system design
• Automate repetitive tasks and manual processes
• Contribute to technical design discussions and decisions

Essential Skills / Experience

• Strong experience in full-stack development (frontend and backend)
• Good knowledge of at least one backend language (e.g., Python, Java, or Node.js)
• Experience building and using APIs
• Experience with modern frontend frameworks (e.g., React or similar)
• Ability to write clean, well-structured, and well-tested code
• Strong problem-solving skills and attention to detail
• Experience working with cloud-based systems and services
• Understanding of version control (e.g., Git) and team-based development
• Ability to work with others and communicate clearly
• Willingness to learn and adapt to new tools and technologies

Desirable Skills / Experience

• Experience designing scalable and reliable systems
• Experience with CI/CD pipelines and automated deployment
• Knowledge of databases (SQL or NoSQL) and data modelling
• Experience improving performance and fixing complex issues
• Understanding of security best practices in software development
• Experience working on internal platforms or developer tooling
• Familiarity Atlassian Cloud suite and Forge platform for plugin development
• Experience contributing to technical design decisions

With over 180 years of heritage, BT Business has brought together our best people and capabilities into a B2B powerhouse serving 1.2 million business customers in the UK

We’re a leader for secure connectivity and collaboration platforms for businesses of all shapes and sizes, from big household names and government departments, right through to sole traders and new start-ups. But it’s not just the technology that matters, it’s what it can do to help them build stronger, smarter, more secure businesses.

We are Customer-First Challengers, who are Committed, Clear and Connected. We value diversity and inclusion and believe in making a positive impact. We connect for good by championing digital inclusion and equipping people, businesses, and communities with digital skills to thrive.

As a member of our team, you will be part of an organisation that celebrates difference, fosters innovation and provides you with opportunities to be your best. With millions of businesses relying on us daily, joining BT means you can be part of a diverse and multi-skilled team that makes a significant impact to society.