Lead/Senior Software Engineer - Full stack

Lead/Senior Software Engineer - Full stack

Full-time

Come join us and make a difference in the world!

The Lead/Senior Software Engineer - Full stack will be responsible for owning the design, development, and delivery of end-to-end platform capabilities across frontend, backend, and data layers.

This role requires deep expertise across modern web technologies, including React / Next.js, Node.js APIs, PostgreSQL, cloud infrastructure, and integration platforms. The individual will take ownership of architectural decisions, drive best practice across the engineering team, and ensure delivery of secure, scalable, and high-performing solutions.

The role also includes driving innovation through AI integration, improving engineering workflows, and ensuring that platform capabilities translate into tangible product value.

• Strong experience in full stack development using React, Next.js (App Router), Node.js, and TypeScript
• Proven expertise in frontend architecture, including SSR, ISR, caching, and performance optimisation
• Strong backend development experience building REST APIs and backend-for-frontend (BFF) services
• Experience designing and managing PostgreSQL databases, schemas, and performance tuning
• Experience working with cloud platforms (AWS preferred) and deployment tooling (CI/CD pipelines, GitHub)
• Strong understanding of system architecture, scalability, and distributed systems
• Experience implementing authentication and authorisation models (e.g. Auth0, RBAC)
• Strong experience with modern UI frameworks, including Tailwind / component libraries / design systems
• Experience integrating third-party services and enterprise platforms
• Understanding of security best practices, secrets management, and compliance requirements
• Experience working within Agile/Scrum environments
• Strong communication and stakeholder collaboration skills
• Experience with serverless architecture and microservices
• Experience with event-driven systems and message queues
• Exposure to data engineering pipelines or analytics platforms
• Experience with AI/ML frameworks or LLM integrations
• Knowledge of DevOps best practices and Infrastructure as Code
• Experience working in enterprise or regulated environments (e.g. NHS, DSPT compliance)

Strong commercial experience in full stack software engineering is essential; a degree in Computer Science or related discipline is advantageous but not required

We are proud of the benefits we offeremployees of NEC Software Solutions

• Private Medical Cover funded by NEC for Employees (with the option to add family members at an additional cost)
• 25 days paid holiday with the option to buy/ sell
• 4 x basic salary life assurance cover funded by NEC (with the option to increase cover at an additional cost)
• A Group Pension Plan with fantastic employer contributions up to a maximum of 8.5%
• Afantasticselection offlexible benefits to suit your individual needs
• We are an employer who cares, we have ainvaluableemployee assistance programme which can help in every area of your life
• All colleagues get free access to LinkedIn Learning. Over 15000 courses covering a huge breadth of subjects. Learn about what you like, when you like, how you like.

Candidates must be able to demonstrate a pre-existing right to work and travel within the UK. Documentary evidence will be required.

All offers are subject to satisfactory vetting and reference checks. This role will require UK Security Clearance.

NEC Software Solutions is an equal opportunities employer, welcoming applications from all communities.If you require any reasonable adjustments or have specific accessibility needs during the recruitment or interview process, please feel free to share these with us. We are committed to ensuring an inclusive and accommodating experience for all candidates.

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