Software Engineer Specialist

About the role

The Software Engineering Specialist executes software engineering activities across the full application lifecycle, designing, developing, testing and delivering scalable digital solutions. Through hands-on development expertise and technical ownership, the role drives engineering excellence, quality assurance, release readiness and continuous improvement, ensuring secure, reliable and scalable applications that deliver customer and business value.

What you’ll be doing

• Apply technical expertise across the software development lifecycle, contributing to the design, development, testing and production of complex digital applications.
• Ensure software is robust, scalable, secure, testable and production-ready, applying strong engineering and quality practices throughout the lifecycle.
• Contribute to technical solution design, understanding application architecture, integrations, dependencies and customer journeys.
• Drive improvements in automated testing, engineering quality and development practices, helping reduce defects and increase delivery confidence.
• Take technical ownership of the application release lifecycle, coordinating release readiness, dependencies, approvals, validation and production deployment to ensure changes are delivered safely and efficiently.
• Work on complex production technical changes, assessing risk, prioritising actions and driving issues through to resolution while minimising customer impact.
• Take technical ownership of application capabilities, understanding business and customer needs and translating them into clear technical priorities, requirements and engineering outcomes.
• Contribute to prioritisation and roadmap planning, assessing the value, impact, dependencies and technical complexity of proposed changes.
• Assess changes and identify application, integration, security and operational risks before they reach production.
• Resolve complex technical issues, dependencies and delivery blockers across multiple engineering teams and technology areas.
• Drive continuous improvement in engineering, release and automation practices to improve software quality, release efficiency and application stability.

Essential Skills / Experience

Full Software Development Lifecycle (SDLC) & Modern Engineering Practices

• Strong experience delivering complex applications across design, development, testing, deployment and production support, with a solid understanding of application architecture and engineering best practice.

Release Management, CI/CD & Production Change Ownership

• Proven experience coordinating software releases, production deployments, risk assessment, dependency management and CI/CD processes within enterprise environments.

Modern Web and App Engineering (JavaScript/TypeScript, React & Node.js)

• Hands-on experience developing and supporting modern web applications using JavaScript/TypeScript, React, Node.js and API-driven architectures.

Desirable Skills / Experience

Test Automation & Quality Engineering

• Experience with automated, integration, regression and end-to-end testing frameworks, including tools such as Perfecto or similar platforms.

DevSecOps & Secure Software Delivery

• Knowledge of security principles, DevSecOps practices and embedding security throughout the software delivery lifecycle.

Cloud Platforms & Modern Infrastructure

• Exposure to cloud-native technologies and modern application hosting environments.

Technical Solution Design & Architecture

• Experience contributing to solution design, architecture discussions and technical decision-making.

Enterprise-Scale Applications

• Experience working within large, complex enterprise environments involving multiple teams, systems and integrations.

Stakeholder Management & Technical Leadership

• Ability to influence technical decisions, communicate risk and engage effectively with engineers, product teams and senior stakeholders.

Production Support & Incident Resolution

• Experience managing complex production issues, risk mitigation and service stability improvements.

Roadmap Planning & Business Translation

• Ability to translate customer or business requirements into technical priorities, delivery plans and engineering outcomes.

Our Package

Tailored benefits make a real difference. That’s why we offer a comprehensive range to support your growth, wellbeing, and everyday life.
You can design the package to suit you and your lifestyle. Your core benefits include:

• 10% on target annual bonus
• Access to an online private GP 24/7 for you and your immediate family
• Market-leading paid carers leave with up to 2 weeks off
• Equalized maternity, paternity, and adoption leave – 18 weeks’ full pay and 8 weeks’ half pay
• Discounted EE and BT products, including mobile and broadband
• Market leading Pension scheme – 5% from you and 10% from us
• Holiday purchase scheme

You can select additional benefits, including healthcare, dental, gym memberships and more when you’re ready.

BT Group is the UK’s leading communications group and the holding company behind some of the country’s most recognised brands – including BT, EE, Openreach and Plusnet. Our purpose is as simple as it is ambitious: we connect for good. Our customers include consumers, small, medium and large businesses, public sector organisations and other communications providers.

BT Group’s role is about setting direction, unlocking value and creating the conditions for our brands and businesses to thrive.

Having come through the most capital-intensive phase of our fibre investment, our focus now is on what comes next – simplifying how we operate, using technology and AI to work smarter, and organising ourselves to serve customers better and grow sustainably. Group teams shape strategy, policy, brand, capital allocation and transformation, helping the whole organisation perform at its best.

We have a singular culture that unites all our people: we are customer-first challengers, who are committed, clear and connected. These behaviours unite us as one team to deliver for our colleagues, our customers, our stakeholders and the country. Joining BT Group means working at the heart of a business that matters to the UK, with the opportunity to shape decisions, influence outcomes and help set the future course of one of the country’s most important companies.