React/Next.js Engineering Lead

Damia Group Ltd • APPLICATION • South Glamorgan, Cardiff, United Kingdom • 22h ago

React/Next.js Engineering Lead - 3 months+ £500-540pd Inside IR35 - Remote

My client are for a Software Engineering Team Lead with deep Front End engineering expertise to lead the design and implementation of a new, strategic customer-facing portal. The portal will integrate with an internal case management system and is being delivered as a bilingual digital service aligned with the GOV.UK Service Standards.

This is a hands-on leadership role where you will combine technical delivery with team mentorship, solution design, and collaboration with architects, developers and client stakeholders. The role requires strong proficiency in React and ideally experience with Next.js and .NET Core. You will set technical direction, ensure code quality and accessibility, and help establish an engineering culture rooted in best practice and continuous improvement.

Key Responsibilities
Technical Leadership:

Define the technical approach for the Front End architecture and its integration with Back End systems, ensuring scalable and maintainable codebases.
Work closely with solution architects, DevOps engineers, content designers and delivery leads to design and build a performant, secure and WCAG-compliant web application.

Hands-on Engineering:

Lead by example through high-quality coding and peer collaboration.
Contribute to core feature development using React and TypeScript, with a preference for Next.js and .NET Core stack.
Participate in code reviews and mentor other developers, promoting best practice in test coverage, clean architecture, and agile principles.

Team Enablement and Collaboration:

Foster a high-performing development team by supporting continuous learning, pairing and structured onboarding.
Collaborate with the wider digital delivery team, ensuring alignment with the clients business objectives and user needs.

Quality Assurance & Standards:

Implement robust automated testing strategies, including unit, integration and end-to-end testing.
Champion adherence to coding standards, accessibility (WCAG 2.2 AA), security best practices and Government Digital Service (GDS) guidelines.
Oversee release readiness and code review processes using Git and associated CI/CD pipelines.

Essential Skills and Experience

Proven experience in a Team Lead or Tech Lead role, ideally within public sector or large-scale enterprise environments.
Strong Front End development expertise using React and TypeScript.
Experience building solutions using Next.js (preferred) and/or .NET Core.
Solid grasp of component-based architecture, Client Server integration and Front End performance optimisation.
Test-driven mindset with demonstrable experience in:
Unit testing (eg Jest, XUnit)
Integration and E2E testing (eg Cypress)
Proficient in Git and working with version control in collaborative teams.

Desirable Skills and Experience

Experience using SQL databases (bonus if using Entity Framework Core).
Familiarity with Microsoft Dynamics CRM integration or case management systems.
Understanding of Azure cloud infrastructure and deployment practices.
Working knowledge of Docker and container-based development workflows.
Comfortable debugging complex application issues in local and deployed environments.
Experience creating and maintaining technical documentation for cross-functional use.
Strong understanding of web accessibility and inclusive service delivery aligned with GOV.UK principles.

React/Next.js Engineering Lead - 3 months+ £500-540pd Inside IR35 - Remote

Damia Group Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept our Data Protection Policy which can be found on our website.

Please note that no terminology in this advert is intended to discriminate on the grounds of a person's gender, marital status, race, religion, colour, age, disability or sexual orientation. Every candidate will be assessed only in accordance with their merits, qualifications and ability to perform the duties of the job.

Damia Group is acting as an Employment Business in relation to this vacancy and in accordance to Conduct Regulations 2003.

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