Senior Full Stack Software Development Engineer in London

Our Solutions and AI Lab Team are looking for an experienced Senior Full Stack Software Engineer to join the team. Our Solutions & AI Labs (SAIL) practice focuses on helping clients control their data, turn them into actionable insights and better leverage them through the use of Machine Learning solutions directly embedded into businesses processes. We support clients across a number of industries and offer deep expertise in AI, ML, cloud and managed solutions.

You will be using your experience to help build and maintain internal and client solutions. You would be also responsible to support the growth of our team, helping them to build the skills they need to solve our client’s challenges.

Web Applications:

• Render web applications on both client-side and server-side to ensure robust management of headers and adherence to security policies.
• Use JavaScript and libraries like React.
• Write comprehensive unit tests and apply testing tools including Jest and Cypress to ensure code quality and reliability.
• End-to-end deliver fully functional CRUD APIs, from local development through to cloud deployment and production readiness.
• Define detailed production specifications and promote industry best practices.
• Manage event-driven communication patterns and efficiently handle request processing.

Databases:

• Design database schemas for both relational and NoSQL systems.
• Execute schema and data/table migrations to support evolving application requirements.
• Manage the release and versioning of software and related packages across various environments, including production.
• Prepare detailed release notes and plans, covering regression testing and established backout procedures for risk mitigation.

We're seeking passionate, talented, professional full-stack and software engineers who are eager to shape the next generation of AI and Machine Learning solutions platforms for our clients. Building on the core responsibilities outlined, you will join a dynamic team working at the intersection of cutting-edge technology and practical innovation.

Qualifications:

• 3–5 years of hands-on experience in software engineering, specifically focused on developing and delivering modern web applications, APIs, and scalable platforms.
• Proficiency in JavaScript and Python, with a proven track record of delivering high-quality, maintainable code and leveraging both languages to solve complex technical challenges.
• Full-stack expertise, comfortable working across front-end frameworks (such as React or Next.js) and back-end services, seamlessly integrating user interfaces with robust server-side functionality.
• A strong interest in AI and Machine Learning, and experience building or integrating intelligent features into applications—whether through custom development or by leveraging cloud-based AI/ML services.
• Exposure to modern software development practices including CI/CD pipelines, cloud platforms and Infrastructure as Code.
• Collaborative mindset, able to work closely with consultants, data scientists, and business stakeholders to understand requirements and translate them into innovative, impactful solutions for our clients.
• Continuous learner—you are always exploring the latest frameworks, tools, and methodologies in software engineering and AI, and are keen to bring fresh ideas to the table.

All applications will receive consideration for employment without regard to race, ethnicity, religion, gender, gender identity or expression, sexual orientation, nationality, disability, age, faith or social background.