Javascript jobs in United Kingdom

Join Propel Tech as a Team Leader and become a trusted technical voice for our clients. You'll use your expertise to guide technical decisions, suggest improvements, and build confidence in how we deliver. Alongside this, you'll support a talented web team and help drive quality and performance across the board.

We’re a friendly, forward‑thinking software consultancy that thrives on solving complex challenges for our clients.

You’ll be part of a supportive team where knowledge sharing is second nature, and your contribution genuinely makes a difference.

• £60,000 – £75,000 salary, depending on experience
• Monthly performance‑related bonus opportunities
• Flexible hybrid working – work where you’re most effective, with typically just two in‑office days required per month
• 10% of your time dedicated to learning & development
• Perks & benefits including private medical, share scheme, buy/sell holiday, and more

Our web team specializes in designing, building and maintaining bespoke web applications for a range of clients. Whether we’re starting from scratch or enhancing existing systems, we focus on creating efficient, user‑friendly solutions that solve real problems.

We work across a mix of technologies including JavaScript, PHP, and React, and take a software‑agnostic approach; we choose the right tools for the job, not just the familiar ones. The team thrives on collaboration, sharing knowledge, and doing things the right way, even when it’s not the easiest path.

• Take the lead in client calls and meetings, building trust through technical insight and clear, confident communication
• Understand client systems in depth and make proactive suggestions to improve performance, reliability, and value
• Stay hands on with development work to keep your skills sharp and relevant
• Contribute to presales activity; meeting with potential clients, scoping solutions, and helping to shape proposals
• Work in close partnership with a dedicated Project Manager to plan, prioritise and deliver client work effectively
• Lead and support a team of developers, creating an environment that encourages collaboration and problem solving
• Provide regular feedback to team members through mentoring, one‑to‑ones and code reviews
• Guide team members in their career progression, supporting learning goals and contributing to managing performance
• Set and uphold high standards in code quality, system performance, and maintainability
• Use your L&D time to explore new technologies; including tools like AI, and assess their potential value to the business

"We’re looking for someone who’s technically strong and confident working with clients; someone who can earn trust quickly by understanding their systems and making smart, proactive suggestions. If you’re also passionate about supporting a team and driving quality, we’d love to hear from you." – Wil Jones, Technical Director

• Proven experience in hands‑on web development using JavaScript, PHP, and React
• Strong technical insight and the ability to quickly understand and evaluate existing systems
• Experience working on large‑scale, business‑critical applications where reliability, performance, and security are key
• Confidence in leading client discussions, explaining technical options, and suggesting improvements
• Experience mentoring or leading others in a technical environment
• A focus on code quality, system performance, and continuous improvement
• Proficiency with Git and experience working within Agile and/or Waterfall methodologies
• Excellent problem‑solving and communication skills
• Strong organisational skills and the ability to work across multiple projects and clients
• Experience in a consultancy environment (desirable)
• Familiarity with cloud technologies, especially AWS (desirable)

No problem, if this role sounds like it could be a fit but you’re not sure whether you’re ready to apply, feel free to get in touch to arrange an informal chat. You can contact us via our careers site chat function or by emailing people@propeltech.co.uk.

We aim to respond to all applications within 5 working days. The process typically includes an initial video interview, a technical exercise, and a final stage in person interview at our Wakefield office.

We’re committed to building a diverse and inclusive workplace. If you don’t meet every requirement but feel this could be the right next step, we encourage you to apply. We value potential just as much as experience.

Please note: No further agency support is required for this vacancy.

Software Development

Team Leader (PHP)

Wakefield

Hybrid

60,000 - 75,000

Full‑time