Software Engineer

BT Group; Cheltenham; On-site; GBP 55,000 - 90,000; Full time

Benefits offered by this job

DV security clearance support

BT benefits package

25 days annual leave

On-site working environment

Job summary

BT Group in the United Kingdom is seeking Software Developers to tackle challenging cyber security problems across frontend, backend, and cloud-based platforms. You will work with customers and engineers to turn complex requirements into robust, scalable software that protects critical systems and delivers real-world impact.

You must hold the relevant DV security clearance. Roles are based on-site in Ipswich, London or Manchester, with Monday–Friday 37.5 hours.

Qualifications

• Experience in software development and testing.
• Familiarity with Agile methodologies.
• Experience with test and infrastructure automation.
• Proficient with Jira/Confluence and Git platforms.

Responsibilities

• Develop resilient, well tested code and participate in code reviews.
• Ensure code quality standards are met and stay up to date with best practices.
• Design and build scalable backend/frontend services across cloud-native platforms.
• Contribute to CI/CD improvements for faster, more reliable software delivery.
• Collaborate with customers and engineers to shape architecture and direction.

Skills

Software Development

DevOps

Jira & Confluence

Git-based repos

Agile teams

Test automation

Tools

CI/CD pipelines

GitHub/GitLab/Bitbucket

Job description

Job Information

About the role

If you enjoy solving difficult technical problems and building software that has real-world impact, we’d love to hear from you.

We’re growing our engineering teams and recruiting Software Developers at all experience levels to help tackle some of the most interesting challenges in cyber security. Whether you’re designing intuitive user interfaces, developing cloud-native applications, building scalable backend services, processing large volumes of data, or working close to the operating system, you’ll be creating technology that protects critical systems and makes a genuine difference.

You’ll work closely with customers, stakeholders and experienced engineers to turn complex problems into elegant solutions, while helping shape the technology, architecture and direction of our products. Along the way, you’ll have opportunities to learn new skills, deepen your expertise, and grow your career in a collaborative environment that values curiosity, innovation and continuous learning.

Note: To apply for this role you must already hold the relevant DV Security Clearance. This job role can be based in Ipswich, London or Manchester. Due to security requirements, this role requires you to be located on site during your working hours. Mon-Fri 37.5.

What you’ll be doing

Above all, we’re looking for engineers who are naturally curious, enjoy solving difficult problems, and are excited by the opportunity to work across multiple areas of software engineering. You don’t need to tick every box. If you’re passionate about technology, enjoy learning, and have experience in some of the technologies or disciplines we’ve described, we encourage you to apply. We’re interested in people with strong fundamentals, an appetite for solving challenging problems, and the ambition to continually develop their skills. If you’re equally excited by the prospect of building a polished user interface, designing backend services, analysing system performance, working with cloud-native platforms, or exploring how software works under the hood, you’ll fit right in.

Examples of what we expect from our developers include:

Software development

• Develop resilient, well tested code
• Perform code reviews & work with team members to ensure code quality standards are met
• Keep up to date with the latest best practices

Frontend Development

• Create powerful, flexible user interfaces for a technical user base
• Engage with end users to understand their needs and design user interfaces

Backend Development

• Ensure the platform meets performance, availability, and reliability SLAs
• Proactively identify and resolve performance bottlenecks and risks in production environments.
• Maintain and improve monitoring, logging, and alerting frameworks to detect and prevent incidents.

Automation and Efficiency

• Build and maintain tools to automate routine tasks, such as deployments, scaling, and failover.
• Contribute to CI/CD pipeline improvements for faster and more reliable software delivery.

Team

• Identify and contribute to the improvement of inefficient ways of working
• Actively contribute and engage in knowledge sharing activities

Essential Skills / Experience

• Software Development, Programming or Scripting
• Software Testing and Dev Ops
• Using collaboration tools like Jira and Confluence
• Source code management using Git-based platforms such as GitHub, GitLab or Bitbucket
• Experience working within Agile software development teams
• Experience of test and infrastructure automation using associated frameworks

Desirable Skills / Experience

• Mobile Development
• Reverse engineering
• Vulnerability research
• Software security
• Distributed and resilient data processing systems
• High-performance computing
• Operating systems and software internals
• Designing accessible, efficient and intuitive user interfaces
• Automation and platform engineering
• Containerisation and cloud-native technologies

Programming Languages:

• C, C++
• C# or Java
• JavaScript / TypeScript
• Objective-C
• Python
• Scala

Platforms & Operating Systems:

• Linux
• Windows
• macOS, iOS
• Kubernetes

Our Package

• A structured Technical Progression Pathway to recognise and reward appropriate technical people.
• Competitive DV market aligned salaries
• Tiered role based DV allowance
• World-class training and development opportunities
• 10% on target bonus
• Equal family leave: receive 18 weeks at full pay, 8 weeks at half pay and 26 weeks at the statutory rate. It’s for all parents, no matter how your family is made up.
• Enhanced women’s health support: including help with menopause symptoms, cancer screenings, period care and more.
• BT Pension scheme, minimum 5% Employee contribution, BT contribution 10%
• New BT Better Workplace working environments at strategic locations across the UK
• Huge range of flexible benefits including an EV salary sacrifice, cycle to work, healthcare, season ticket loan, additional annual leave
• On-call allowance (Depending on role requirements)
• Access to 100’s of retail discounts including the BT shop
• 24/7 private virtual GP appointments for UK colleagues
• Option to join BT Shares Saving schemes
• 25 days annual leave (not including bank holidays), increasing with service
• 2 weeks paid carer’s leave
• Discounted broadband, mobile and TV packages
• Enhanced life assurance of up to ten times base salary