Software Engineering Junior Full-Stack Engineer - Defence Professional Multiple Cities in London

At IBM CIC, we deliver deep technical and industry expertise to a wide range of public and private sector clients in the UK. A career in IBM CIC means you'll have the opportunity to work with visionaries across multiple industries to improve the hybrid cloud and AI journey for the most innovative and valuable companies in the world. Your ability to accelerate impact and make meaningful change for your clients is enabled by our strategic partner ecosystem and our robust technology platforms across the IBM portfolio. Curiosity and a constant quest for knowledge serve as the foundation to success here. You'll be encouraged to challenge the norm, investigate ideas outside of your role, and come up with creative solutions which impact a wide network of clients, whom may be at their site or one of our CIC or IBM locations. Our culture of evolution centres on long‐term career growth and development opportunities in an environment that embraces your unique skills and experience.

We offer:

• Many training opportunities from classroom to e‐learning, mentoring and coaching programs and the chance to gain industry‐recognized certifications
• Regular and frequent promotion opportunities to ensure you can drive and develop your career with us
• Feedback and checkpoints throughout the year
• Diversity & Inclusion as an essential and authentic component of our culture through our policies and process as well as our Employee Champion teams and support networks
• A culture where your ideas for growth and innovation are always welcome
• Internal recognition programs for peer‐to‐peer appreciation as well as from manager to employees
• Tools and policies to support your work‐life balance from flexible working approaches, sabbatical programs, paid paternity leave, maternity leave and an innovative maternity returners scheme
• More traditional benefits, such as 25 days holiday (in addition to public holidays), online shopping discounts, an Employee Assistance Program, a group personal pension plan of an additional 5% of your base salary paid by us monthly to save for your future.

In this role, you'll work in one of our IBM Consulting Client Innovation Centres (Delivery Centres), where we deliver deep technical and industry expertise to a wide range of public and private sector clients around the world. Our delivery centres offer our clients locally based skills and technical expertise to drive innovation and adoption of new technology.

Your role and responsibilities

We are seeking a Junior Full‐Stack Developer to join IBM's cloud development teams, contributing to projects that support UK public‐sector and defence clients. In this role, you will work alongside experienced engineers and technical leads to develop, enhance, and maintain cloud‐based applications that are used in secure, mission‐critical environments. As part of IBM's multidisciplinary delivery teams, you will participate in the full software development lifecycle, from designing and coding to developer testing and deployment. You will gain hands‐on experience with modern full‐stack technologies and cloud‐native development approaches, while learning how to deliver solutions that meet the high standards of security, reliability, and performance required in government and defence programmes.

Responsibilities

• Code Development: Write, test, and debug high‐quality code for cloud‐based applications, using appropriate programming languages, frameworks, and tools.
• Collaboration: Work closely with cross‐functional IBM teams—such as architects, testers, DevOps engineers, and security specialists—to support planning, code reviews, problem‐solving, and technical delivery.
• Learning and Growth: Build your expertise in cloud platforms, full‐stack development, and secure engineering practices through structured learning, mentoring, and on‐the‐job experience.
• Process Adoption: Learn and follow IBM's engineering processes, including agile delivery methods, secure coding practices, and quality assurance standards, and contribute to their continual improvement.
• Documentation Support: Assist in creating and maintaining clear technical documentation for applications, components, and development processes to support knowledge sharing and long‐term maintainability.

Required education

None

Preferred education

Bachelor's Degree

Required technical and professional expertise

• An emerging understanding of how front‐end and back‐end components interact, including basic knowledge of APIs, data handling, and application architecture.
• Familiarity with major cloud platforms such as AWS, Azure, or Google Cloud, and an understanding of common cloud services used in application development.
• Competence with version control tools like Git, including branching, merging, and contributing to shared codebases.
• Basic troubleshooting and analytical skills to address everyday technical issues and assist in resolving defects or performance problems.
• Clear and effective communication skills, both written and verbal, to engage with teammates, follow guidance, and contribute to collaborative development practices.

As an equal opportunities employer, we welcome applications from individuals of all backgrounds. However, to be eligible for this role, you must have the legal right to work in the UK. Visa sponsorship is not available now or in the future. You must be a UK resident who has lived continuously in the UK for the past 10 years, and you must be able to hold or obtain UK government security clearance.

Preferred technical and professional experience

• Experience working with containerization technologies such as Docker and Kubernetes, including building, deploying, and managing containerized applications.
• Knowledge of CI/CD concepts and tooling, with the ability to contribute to automated build, test, and deployment pipelines.
• Familiarity with serverless architectures and an understanding of when serverless functions are appropriate for scalable, cost‐efficient workloads.
• Understanding of microservices‐based architectures and event‐driven design patterns, including how services communicate and scale.
• Practical experience using databases, both SQL and NoSQL, with an understanding of data modelling, performance considerations, and query optimisation.

IBM wants you to bring your whole self to work and for you this might mean the ability to work flexibly. If you are interested in a flexible working pattern, please talk to our recruitment team to find out if this is possible in the current working environment.