1 to 25 of 29 Permanent Lead Developer Jobs in London

Lead Python Developer (PYTHON/AWS/REACT) - health tech - tech for good, make a positive impact on the world. Highly successful and fast growing organisation has an exciting opportunity for a Lead Python Developer (PYTHON/AWS/REACT). JOB PURPOSE Part of the extended Technology Leadership Team, the Lead Python Developer … publishing software, systems, and customer- facing digital products. They will provide technical supervision and guidance across the team, establishing and maintaining the development processes and working practices. MAIN ACCOUNTABILITIES Lead the development and maintenance of software, in line with organisational objectives for a specific team. Promote the creation of high-quality code using modern agile engineering practices such as … development of team members through mentoring and coaching. Work closely with Head of Engineering and act as a representative for engineering to your respective team. Work closely with other Lead Software Developers to ensure consistent ways of working and help limit duplication and waste. Contribute to, and work in accordance to the Engineering Team Charter and other organisational strategies More ❯

Lead Python Developer (PYTHON/AWS/REACT) - health tech - tech for good, make a positive impact on the world. Highly successful and fast growing organisation has an exciting opportunity for a Lead Python Developer (PYTHON/AWS/REACT). JOB PURPOSE Part of the extended Technology Leadership Team, the Lead Python Developer … publishing software, systems, and customer- facing digital products. They will provide technical supervision and guidance across the team, establishing and maintaining the development processes and working practices. MAIN ACCOUNTABILITIES Lead the development and maintenance of software, in line with organisational objectives for a specific team. Promote the creation of high-quality code using modern agile engineering practices such as … development of team members through mentoring and coaching. Work closely with Head of Engineering and act as a representative for engineering to your respective team. Work closely with other Lead Software Developers to ensure consistent ways of working and help limit duplication and waste. Contribute to, and work in accordance to the Engineering Team Charter and other organisational strategies More ❯

Senior Derivatives UI Developer/Lead Banking London This is a new and exclusive opportunity for a Senior Derivatives UI Developer/Lead to join my thriving investment banking client as they are expanding their software development team who lead on derivatives projects Role details Title: Senior Derivatives UI Developer/Lead Employer … looking for a Software Engineer for our front office suite of application supporting trading, marketing, trade analysis and research. You will be joining as the hands-on Senior UI Developer/Lead using React as front end and Java 21 as the primary language for back end You will be working with other teams including Front office risk More ❯

Senior Derivatives UI Developer/Lead Banking London This is a new and exclusive opportunity for a Senior Derivatives UI Developer/Lead to join my thriving investment banking client as they are expanding their software development team who lead on derivatives projects Role details Title: Senior Derivatives UI Developer/Lead Employer … looking for a Software Engineer for our front office suite of application supporting trading, marketing, trade analysis and research. You will be joining as the hands-on Senior UI Developer/Lead using React as front end and Java 21 as the primary language for back end You will be working with other teams including Front office risk More ❯

Join Ten10 as a Lead Software Developer in Test Job Type: Permanent Location: London (Hybrid working with occasional client travel) At Ten10, we're transforming how businesses deliver high-quality software, and were looking for a Lead Software Developer in Test (Lead SDET) to play a pivotal role in that transformation. If you're a … seasoned technologist with a deep understanding of software testing and automationand the leadership skills to mentor teams and guide clients through complex challengesthis is your opportunity to lead from the front. ?? Important: All applicants must be eligible for SC clearance. Why Ten10? Were one of the UKs leading independent consultancies in Quality Engineering, Software Testing, DevOps, and RPAtrusted by … technologies. Work-Life Balance: Enjoy hybrid working and a flexible approach that supports your lifestyle. About the Role This role designed is for individuals who want toown technical delivery, lead teams, and build lasting client relationships. As a Lead SDET, you will: Lead the design and implementation of robust, scalable automation solutions across multiple projects and clients. More ❯

Lead Python Developer – London CW Talent Solutions is partnering with a global proprietary trading firm to hire a Lead Python Developer for their DeFi trading desk. This role will focus on building and scaling the firm’s Python-based trading infrastructure, working closely with the founding team. The Firm Global proprietary trading firm with a growing More ❯

Lead Software Developer (PYTHON/AWS) - health tech - tech for good, make a positive impact on the world. Highly successful and fast growing organisation has an exciting opportunity for a Lead Software Developer (PYTHON/AWS). JOB PURPOSE Part of the extended Technology Leadership Team, the Lead Software Developer will design, implement, and … publishing software, systems, and customer- facing digital products. They will provide technical supervision and guidance across the team, establishing and maintaining the development processes and working practices. MAIN ACCOUNTABILITIES Lead the development and maintenance of software, in line with organisational objectives for a specific team. Promote the creation of high-quality code using modern agile engineering practices such as … development of team members through mentoring and coaching. Work closely with Head of Engineering and act as a representative for engineering to your respective team. Work closely with other Lead Software Developers to ensure consistent ways of working and help limit duplication and waste. Contribute to, and work in accordance to the Engineering Team Charter and other organisational strategies More ❯

Lead Software Developer (PYTHON/AWS/REACT) - health tech - tech for good, make a positive impact on the world. Highly successful and fast growing organisation has an exciting opportunity for a Lead Software Developer (PYTHON/AWS/REACT). JOB PURPOSE Part of the extended Technology Leadership Team, the Lead Software Developer … publishing software, systems, and customer- facing digital products. They will provide technical supervision and guidance across the team, establishing and maintaining the development processes and working practices. MAIN ACCOUNTABILITIES Lead the development and maintenance of software, in line with organisational objectives for a specific team. Promote the creation of high-quality code using modern agile engineering practices such as … development of team members through mentoring and coaching. Work closely with Head of Engineering and act as a representative for engineering to your respective team. Work closely with other Lead Software Developers to ensure consistent ways of working and help limit duplication and waste. Contribute to, and work in accordance to the Engineering Team Charter and other organisational strategies More ❯

Lead Flutter Developer We’re looking for an experienced Flutter Engineer to take ownership of mobile development and help shape the future of our apps. You’ll lead a squad of talented engineers, drive technical excellence, and ensure our apps deliver a clean UI, smooth performance, and a great user experience. The role Build and refine Flutter … apps with strong focus on UI, animations, performance, and reliability Own the mobile architecture: state management, networking, CI/CD pipelines, testing frameworks, monitoring, and alerting Lead and mentor the squad: plan sprints, unblock engineers, coach junior developers, and raise risks early Collaborate with cross-functional teams to align technical decisions with product goals Track and improve app health More ❯

Join Ten10 as a Lead Software Developer in Test Job Type: Permanent Location: London (Hybrid working with occasional client travel) At Ten10, we're transforming how businesses deliver high-quality software, and were looking for a Lead Software Developer in Test (Lead SDET) to play a pivotal role in that transformation click apply for full More ❯

Job Description COSTAR GROUP – LEAD SOFTWARE DEVELOPER - LONDON Overview CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the S&P 500 Index and the NASDAQ 100, CoStar Group is on a mission to digitize the world’s real estate, empowering all people to discover … properties across every market. Learn more about CoStar. RESPONSIBILITES Deeply understand what drives the business for which you are building software. We firmly believe that what separates a good developer from a great one is a deep understanding of the business that they are supporting. Hands-on involvement in design, architecture, and development activities in the creation of applications More ❯

Senior Python Developer Team Lead Location-Remote (UK-based) Salary - £55,000 £62,000 Transforming Learning Group is a forward-thinking education technology group working with over 5,000 schools across the UK. Our mission is simple: to help schools harness technology and data to improve outcomes for every learner. Through our brands including turn IT on, School … ICT Services, SalamanderSoft and more we deliver solutions that make schools more efficient, effective and innovative. Were looking for a Senior Python Developer Team Lead to join our growing engineering team. This is a hands-on leadership role where youll set standards, mentor developers, and help shape the future of our cloud-native learning products. If youre passionate More ❯

Lead Mobile/Flutter Developer On behlaf of a fantastic client, we're looking for an experienced Flutter Engineer to take ownership of mobile development and help shape the future of our apps. You'll lead a squad of talented engineers, drive technical excellence, and ensure our apps deliver a clean UI, smooth performance, and a great … and refine Flutter apps with strong focus on UI, animations, performance, and reliability Own the mobile architecture: state management, networking, CI/CD pipelines, testing frameworks, monitoring, and alerting Lead and mentor the squad: plan sprints, unblock engineers, coach junior developers, and raise risks early Collaborate with cross-functional teams to align technical decisions with product goals Track and More ❯

Job Title: Dynamics 365 Developer & Support Engineer (Lead) Location: Hybrid - London (2 to 3 days on site) Salary: £87,000 per annum + benefits Contract Type: Permanent Overview We're recruiting a Dynamics 365 Developer & Support Engineer (Lead) to take ownership of the design, development, and support of Microsoft Dynamics 365 and Power Platform solutions. This More ❯

LEAD Full Stack Developer - Laravel | High-Growth SaaS | Hybrid (London) LEAD Full Stack Developer role- Essential: Proven experience working with LLMs (e.g., OpenAI, Anthropic, Hugging Face) or applied AI projects. Nice to have: Broader AI/ML exposure, such as model fine-tuning, prompt engineering, or integration into production systems. Join a profitable, fast-growing SaaS More ❯

Job Description: We’re looking for a hands-on Senior Software Developer/Technical Lead with strong expertise in Java and Spring frameworks to design, develop, and deliver end-to-end software solutions. Operates effectively with minimal supervision, receiving general direction from team leads or senior developers. Responsible for designing, developing, enhancing, debugging, supporting, maintaining, and testing complex More ❯

Job Description: We’re looking for a hands-on Senior Software Developer/Technical Lead with strong expertise in Java and Spring frameworks to design, develop, and deliver end-to-end software solutions. Operates effectively with minimal supervision, receiving general direction from team leads or senior developers. Responsible for designing, developing, enhancing, debugging, supporting, maintaining, and testing complex More ❯

LEAD Full Stack Developer - Laravel High-Growth SaaS Hybrid (London) LEAD Full Stack Developer role- Essential: Proven experience working with LLMs (e.g., OpenAI, Anthropic, Hugging Face) or applied AI projects. Nice to have: Broader AI/ML exposure, such as model fine-tuning, prompt engineering, or integration into production systems click apply for full job details More ❯

Lead Intelligent Automation & Low-Code Developer -Power Platform About Us At Ten10, we help organisations accelerate digital transformation by combining deep technical expertise with a passion for innovation. We partner with leading enterprises to design and deliver intelligent automation and low-code solutions that unlock efficiency, improve experiences, and enable scalability. We believe in empowering our clients and … colleagues whether thats modernising processes with AI-driven automation or mentoring the next generation of talent through our academy. The Role We are looking for a Lead Intelligent Automation & Low-Code Developer with a strong focus on Microsoft Power Platform and Copilot technologies. Youll play a key role in designing, developing, and delivering innovative automation and low-code More ❯

Mid-Level Python Engineer Location: London (Two Days in Office) Salary: £50,000 - £80,000 Step into a role where clean code, smart design, and real ownership come together to shape the future of ad-fraud prevention. The Opportunity In More ❯

Your Job: Strong Java skills Lead a team of developers who like to ship product and welcome challenging and complex engineering problems in an Agile environment Instantiate a culture of knowledge sharing and avoid knowledge hoarding Mentor and guide the professional and technical development of your team members Provide continuous feedback, address underperformance, and recognize the individual strengths and More ❯

Senior/Lead Hands on Full Stack Developer - React/Python London | Hybrid (4days in the office and 1 day from home) £110,000+ Equity | Full-Time | Start-up We're a high-growth start-up building a leading healthcare! Looking for a Full Stack developer who loves working across the stack - React on the front end More ❯

Job Title: Senior Full Stack Systems Developer (Environment) Ref. No.: CJD151125C Location: Based near Greater London Salary: £80,000 - £85,000 This is a golden opportunity to join my client, a trusted, sustainably-minded Technology Company renowned for providing innovative, intelligent technological solutions to the environmental sector. They are searching for a capable, dedicated Senior Full Stack Systems Developer … challenging projects whilst leading an already-established team of professionals, based just outside the exciting, convenient location of Greater London. Benefits for the role of Senior Full Stack Systems Developer include (but are not limited to): Competitive salary (commensurate with skills and experience) Performance-based bonuses Contributory Pension Scheme Generous annual leave entitlement Genuine opportunities to shape the future … development and success of the company Responsibilities for the role of Senior Full Stack Systems Developer include: Managing an already-established team of experts in the field Overseeing the production, deployment, and continued development of the company's products across the environmental sector, focusing on business development and strategy Ensuring the continued maintenance of the company's core products More ❯

Job Title: Senior Full Stack Systems Developer (Environment) Ref. No.: CJD(phone number removed)C Location: Based near Greater London Salary: £80,000 - £85,000 This is a golden opportunity to join my client, a trusted, sustainably-minded Technology Company renowned for providing innovative, intelligent technological solutions to the environmental sector. They are searching for a capable, dedicated Senior … Full Stack Systems Developer with knowledge of, and an evident passion for, the environment. The ideal candidate will be keen to take on a variety of challenging projects whilst leading an already-established team of professionals, based just outside the exciting, convenient location of Greater London. Benefits for the role of Senior Full Stack Systems Developer include (but … bonuses Contributory Pension Scheme Generous annual leave entitlement Genuine opportunities to shape the future development and success of the company Responsibilities for the role of Senior Full Stack Systems Developer include: Managing an already-established team of experts in the field Overseeing the production, deployment, and continued development of the company's products across the environmental sector, focusing on More ❯

Job Title: Senior Full Stack Systems Developer (Environment) Ref. No.: CJD151125B Location: Based near London Salary: £80,000 - £85,000 This is a wonderful opportunity to join my client, an industry-leading, eco-conscious Technology Company renowned for lending their expertise to providing high-tech solutions to the environmental sector. They are searching for a capable, dedicated Senior Full … Stack Systems Developer with knowledge of, and a particular passion for, the environment. The ideal candidate will be keen to take on a variety of challenging projects whilst leading an already-established team of professionals, based near the thriving, richly-cultural Capital City of London. Benefits for the role of Senior Full Stack Systems Developer include (but are … bonuses Contributory Pension Scheme Generous annual leave allowance Genuine opportunities to shape the future development and success of the company Responsibilities for the role of Senior Full Stack Systems Developer include: Managing an already-established team of experts in the field Leading the production, deployment, and continued development of the company's products across the environmental sector, focusing on More ❯