Full Stack Developer

As we continue to expand in 2026, we are seeking a skilled and proactive Full Stack Developer to join our engineering team. This role is hands-on, delivery-focused, and critical to ensuring ECS continues to "Set the Standard" in the quality, security, and reliability of our software platforms.

The Full Stack Developer plays a key role in developing and maintaining ECS's internal and client-facing applications. You will work closely with the tech team, the Lead Developer, and other business stakeholders to deliver reliable, secure, and fit-for-purpose software solutions.

You will work across both frontend and backend technologies, building new features, maintaining existing systems, contributing to secure and high-quality releases, and supporting continuous improvement across our development practices.

Responsibilities

Full Stack Development

• Develop and maintain full-stack applications using modern frameworks, tools, and technologies.
• Implement clean, maintainable, and well-documented code across both frontend and backend systems.
• Build and maintain user interfaces, APIs, services, and integrations.
• Ensure code meets agreed-upon security, performance, and quality standards.

Quality, Testing & Security

• Participate in peer code reviews to improve quality, maintain consistency, and support team collaboration.
• Debug and resolve issues across the full application stack.
• Write and maintain unit tests and integration tests.
• Keep applications, frameworks, and dependencies up to date with stable, supported versions.
• Contribute to technical documentation, test strategies, and runbooks.
• Ensure all solutions meet ECS information security standards.
• Handle and protect cryptographic keys in accordance with company policy.

Collaboration & Delivery

• Work with the development team to identify, troubleshoot, and resolve technical problems.
• Communicate blockers or outstanding development tasks to the Lead Developer in a timely manner.
• Manage your time effectively to meet deadlines; escalate early if timelines are at risk.
• Support product releases and deployments following established CI/CD and testing processes.
• Perform additional development-related duties as required.

Governance & Continuous Improvement

• Follow technical principles, standards, and architecture patterns set by the team.
• Carry out due diligence in all aspects of your work.
• Seek clarity from the Lead Developer whenever uncertain.
• Report any skills gaps or training needs that would support your performance.
• Ensure proposed changes that impact wider infrastructure or services are appropriately reviewed and approved.

You

We're looking for a reliable developer who takes ownership of their work and thrives in a collaborative engineering environment.

Do you have experience in TypeScript?, * Detail-Oriented & Quality-Driven - producing clean, maintainable code that stands the test of time.

• Proactive - spotting issues, raising risks early, and seeking improvements.
• Communicative - able to explain technical details clearly to colleagues.
• Security-Aware - following secure-by-design principles in all development work.
• Team-Focused - contributing to shared standards, knowledge, and best practices.

Qualities, Skills & Experience

• Proven experience as a Full Stack Developer or Software Engineer.
• Strong experience with modern frontend and backend frameworks within these languages: C#, TypeScript, MS SQL.
• Solid understanding of REST APIs, databases, and application architecture.
• Experience writing automated tests (unit, integration).
• Familiarity with CI/CD pipelines and version control (Git).
• Understanding of secure coding practices.
• Experience working with Azure or another cloud environment.
• Ability to manage time effectively and work to deadlines.
• Strong communication and documentation skills.
• Experience with Jira and Confluence (advantageous).
• Automotive or enterprise/B2B experience (beneficial but not essential).

• Nine-day working fortnight (every other Friday off)
• 20 days holiday, plus Bank Holidays - increasing by one day every year (after two years employment) up to 25 days total
• Annual bonus, subject to company performance
• Enhanced salary-sacrifice pension scheme
• Salary-sacrifice car scheme
• Employee Health Cash Plan
• Access to gym discounts
• Access to F2F counselling, 24hr advice line and counselling, wellbeing and alternative therapies.
• Life Assurance
• Free access to professional and personal development courses
• Free onsite office parking
• Free eye tests and glasses scheme
• Free tea / coffee / water / fruit station available in office
• Breakout area (table tennis, etc.)
• Onsite café (staff pay)
• 17 acres of private grounds, woodlands, and gardens for lunchtime escape and social activities
• Probationary period of six months

Schedule

• 08:00 - 17:15, Monday to Friday (with every other Friday off).
• One hour for lunch.

The ECS Group is a leading provider of business services to automotive manufacturers. Working with globally renowned brands, we deliver effective and sustainable business solutions, consultation, and management support. Our goal is to be the global partner of choice for helping manufacturers operate efficiently while increasing customer satisfaction.