1 to 25 of 41 Lead Developer Jobs in London

Job title: Senior/Lead Developer Location: London, UK Job type: Contract (Inside IR35) About the Role As a Senior or Lead Insurance Developer, you will be responsible for participating in business requirements review meetings, and providing design & solutions on user stories to be implemented on Insurance projects. You will estimate the development effort during sprint … planning meetings, design, develop, unit test, and document new and existing software solutions as per requirements.What will you do? Senior Developer Develop software solutions that meet high-performing technical standards and are created using Insurance best practices. Focus on leveraging Insurance Tech software platforms, like Guidewire InsuranceSuite. Configuration of software platforms to meet requirements. Development of customizations to change … and assist in the resolution of technical issues. Prepare and produce software releases. Participate in daily standup meetings, sprint planning, and retrospectives. Contribute to POC to support new opportunities. Lead Developer All responsibilities of the Senior Insurance Developer, plus: lead and mentor a team of developers. Provide technical leadership and guidance on best practices. Collaborate with More ❯

Lead Java Developer 6 Months Hybrid working 1 day a week on site £500-£550 per a day inside IR35 Talent Consulting is seeking an experienced Lead Java Developer to join one of our government clients on a large-scale digital transformation programme. You’ll lead a team delivering modern, cloud-native solutions—rebuilding internal … systems, creating efficient digital processes, and ensuring scalable, high-quality software delivery. As Lead Java Developer you will be responsible for: Design and develop modern, cloud-based services using Java and Node.js. Build and maintain microservices and UI components, ensuring seamless integration between front-end interfaces and back-end APIs. Implement event-driven solutions using Kafka and other … such as Terraform. Create, maintain, and optimize CI/CD pipelines using GitLab CI. Collaborate with designers and front-end developers to deliver modern, responsive UI experiences. As a Lead Developer you will have the following experience: Proven experience leading and mentoring development teams. Extensive hands-on experience developing modern cloud-native applications using Java and Node.js. Strong More ❯

Lead Java Developer 6 Months Hybrid working 1 day a week on site £500-£550 per a day inside IR35 Talent Consulting is seeking an experienced Lead Java Developer to join one of our government clients on a large-scale digital transformation programme. You’ll lead a team delivering modern, cloud-native solutions—rebuilding internal … systems, creating efficient digital processes, and ensuring scalable, high-quality software delivery. As Lead Java Developer you will be responsible for: Design and develop modern, cloud-based services using Java and Node.js. Build and maintain microservices and UI components, ensuring seamless integration between front-end interfaces and back-end APIs. Implement event-driven solutions using Kafka and other … such as Terraform. Create, maintain, and optimize CI/CD pipelines using GitLab CI. Collaborate with designers and front-end developers to deliver modern, responsive UI experiences. As a Lead Developer you will have the following experience: Proven experience leading and mentoring development teams. Extensive hands-on experience developing modern cloud-native applications using Java and Node.js. Strong More ❯

Lead Java Developer 6 Months Hybrid working 1 day a week on site £500-£550 per a day inside IR35 Talent Consulting is seeking an experienced Lead Java Developer to join one of our government clients on a large-scale digital transformation programme. You’ll lead a team delivering modern, cloud-native solutions—rebuilding internal … systems, creating efficient digital processes, and ensuring scalable, high-quality software delivery. As Lead Java Developer you will be responsible for: Design and develop modern, cloud-based services using Java and Node.js. Build and maintain microservices and UI components, ensuring seamless integration between front-end interfaces and back-end APIs. Implement event-driven solutions using Kafka and other … such as Terraform. Create, maintain, and optimize CI/CD pipelines using GitLab CI. Collaborate with designers and front-end developers to deliver modern, responsive UI experiences. As a Lead Developer you will have the following experience: Proven experience leading and mentoring development teams. Extensive hands-on experience developing modern cloud-native applications using Java and Node.js. Strong More ❯

Lead Java Developer 6 Months Hybrid working 1 day a week on site £500-£550 per a day inside IR35 Talent Consulting is seeking an experienced Lead Java Developer to join one of our government clients on a large-scale digital transformation programme. You’ll lead a team delivering modern, cloud-native solutions—rebuilding internal … systems, creating efficient digital processes, and ensuring scalable, high-quality software delivery. As Lead Java Developer you will be responsible for: Design and develop modern, cloud-based services using Java and Node.js. Build and maintain microservices and UI components, ensuring seamless integration between front-end interfaces and back-end APIs. Implement event-driven solutions using Kafka and other … such as Terraform. Create, maintain, and optimize CI/CD pipelines using GitLab CI. Collaborate with designers and front-end developers to deliver modern, responsive UI experiences. As a Lead Developer you will have the following experience: Proven experience leading and mentoring development teams. Extensive hands-on experience developing modern cloud-native applications using Java and Node.js. Strong More ❯

2X LEAD DEVELOPER - 6 months CONTRACT - HYBRID ROLE BASED IN LONDON - RATE 700 - 800 PD INSIDE - VALID SC IS PREFERRED London office 1-3 days a week however that may not be every week. On site requirement is going to change depending on demand therefore need candidates who can be fully flexible to go on site in London … A lead developer leads development on one or a small number of related project teams. At this level, you will: Guide the ways in which the team works Be proficient in a wide range of technical systems Be involved in identifying appropriate technology and approaches, deciding when software should be written Contribute to the developer community Provide … and user researcher Hands-on experience with low-code platforms (like Power Platform) Strong delivery capability with languages like Python and frameworks like LangChain (as examples) Python (expected with lead developer working in AI) Sharepoint, Power Platfom, Vertex, Bedrock, Azure AI Foundry Microsoft ideal PLEASE APPLY ONLINE ONLY SmartSourcing are a Disability Confident Employer and we promote, celebrate More ❯

Lead Full-stack Developer Location: Holborn, Central London (Hybrid) Job Type: Full-time Direct Reports: x5 Senior Developers Reporting to: Head of AI & Technology An exciting new permanent opportunity has become available for a Lead Full-stack Developer, to join a juggernaut organisation in the recruitment industry. A highly dynamic, ambitious and fast-growing team dedicated … to transforming the recruitment landscape through AI-driven, human-centered technology. This is a pivotal role where you will lead a team of 5 Senior Developers, focusing on hands-on coding and providing technical leadership underneath the guidance of the Head of AI & Technology. Day-to-day of the role: Lead and mentor a team of 5 Senior … high performance. Troubleshoot and resolve complex issues, ensuring platform reliability and uptime. Required Skills & Qualifications: 10+ years of commercial software development experience, with at least 5 years in a lead developer role. Proven track record in leading small, high-performing engineering teams in fast-paced environments. Deep expertise in full-stack development, including: TypeScript/JavaScript (NextJS, NodeJS 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 ❯

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 ❯

Overview Job Title: Dot Net Lead/Developer Position: 2( 1 Lead and 1 Developer) Job Type: Permanent Job Location: London, UK(EC3M, 3-4 Days/week onsite) Start date: ASAP Budget: 60 K for Developer and 70 K GBP/year for Lead Requirements Must Have Skills: dotnet core(Server side), Azure … Cloud, Azure DevOps, Microservices Architecture, NoSQL Years of Experience: 8+ Years for Lead/5+ year for Developer Responsibilities Proven experience as a .NET Core Developer with expertise in Microsoft Azure. Proficiency in C# and .NET Core for server-side development. Excellent Coding skills and best practices Strong experience of Azure services, including but not limited to 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 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 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 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 ❯

Job title: Lead Integration Developer Location: London, UK Job type: Contract (Inside IR35) About the Role As a Lead Integration Developer, you will be responsible for designing, developing, and maintaining integration solutions across various platforms, including Guidewire InsuranceSuite and other core systems. You will lead a team of developers, collaborate with stakeholders, and ensure the … delivery of integration projects that meet business and technical requirements. What will you do? Lead the design and implementation of integration solutions using APIs, web services, and messaging systems. Collaborate with business analysts and architects to define integration requirements and strategies. Develop and maintain integration components using technologies such as Java, REST/JSON, XML, and Enterprise Messaging Systems. More ❯

for iPhone that pairs with our ‘AirBreak’ putting platform, using on-device machine learning to turn putting practice into interactive game modes and skills challenges. What you’ll do: Lead development of our iOS putting simulator app – evolve a working MVP that already detects the playing surface, balls and putts into a stable, production-ready app. Refine computer vision …/Vision (or similar frameworks such as OpenCV or PyTorch). Balance accuracy and performance - deliver fast, thermally efficient gameplay on iPhone. Collaborate directly with our CEO (a former developer) and Chief Product Officer, to make key architectural decisions. Own the codebase – build on our MVP or start from scratch to create well-structured and maintainable code. What you … for the right UK-based candidate). Salary £70 – £80k + benefits. How to apply Apply through LinkedIn or email careers@puttout.golf with the subject line: “[Your Name]/Lead Developer” Include: A short note on why this role interests you (max 1 page) Your CV (we care more about impact than job titles) Applications reviewed on a More ❯

for iPhone that pairs with our ‘AirBreak’ putting platform, using on-device machine learning to turn putting practice into interactive game modes and skills challenges. What you’ll do: Lead development of our iOS putting simulator app – evolve a working MVP that already detects the playing surface, balls and putts into a stable, production-ready app. Refine computer vision …/Vision (or similar frameworks such as OpenCV or PyTorch). Balance accuracy and performance - deliver fast, thermally efficient gameplay on iPhone. Collaborate directly with our CEO (a former developer) and Chief Product Officer, to make key architectural decisions. Own the codebase – build on our MVP or start from scratch to create well-structured and maintainable code. What you … for the right UK-based candidate). Salary £70 – £80k + benefits. How to apply Apply through LinkedIn or email careers@puttout.golf with the subject line: “[Your Name]/Lead Developer” Include: A short note on why this role interests you (max 1 page) Your CV (we care more about impact than job titles) Applications reviewed on a More ❯

for iPhone that pairs with our ‘AirBreak’ putting platform, using on-device machine learning to turn putting practice into interactive game modes and skills challenges. What you’ll do: Lead development of our iOS putting simulator app – evolve a working MVP that already detects the playing surface, balls and putts into a stable, production-ready app. Refine computer vision …/Vision (or similar frameworks such as OpenCV or PyTorch). Balance accuracy and performance - deliver fast, thermally efficient gameplay on iPhone. Collaborate directly with our CEO (a former developer) and Chief Product Officer, to make key architectural decisions. Own the codebase – build on our MVP or start from scratch to create well-structured and maintainable code. What you … for the right UK-based candidate). Salary £70 – £80k + benefits. How to apply Apply through LinkedIn or email careers@puttout.golf with the subject line: “[Your Name]/Lead Developer” Include: A short note on why this role interests you (max 1 page) Your CV (we care more about impact than job titles) Applications reviewed on a More ❯

for iPhone that pairs with our ‘AirBreak’ putting platform, using on-device machine learning to turn putting practice into interactive game modes and skills challenges. What you’ll do: Lead development of our iOS putting simulator app – evolve a working MVP that already detects the playing surface, balls and putts into a stable, production-ready app. Refine computer vision …/Vision (or similar frameworks such as OpenCV or PyTorch). Balance accuracy and performance - deliver fast, thermally efficient gameplay on iPhone. Collaborate directly with our CEO (a former developer) and Chief Product Officer, to make key architectural decisions. Own the codebase – build on our MVP or start from scratch to create well-structured and maintainable code. What you … for the right UK-based candidate). Salary £70 – £80k + benefits. How to apply Apply through LinkedIn or email careers@puttout.golf with the subject line: “[Your Name]/Lead Developer” Include: A short note on why this role interests you (max 1 page) Your CV (we care more about impact than job titles) Applications reviewed on a More ❯

Lead Dynamics365 Developer £78,000 + Permanent Benefits Flexible working - 2X a week on-site (London) An established financial services organisation is looking to recruit a D365 Development and Support Lead, to deliver and maintain CRM applications following development best practices and provide user support to these same applications. You will work closely with suppliers, partners and More ❯

Job title: Lead Integration Developer Location: London, UK Job type: Contract (Inside IR35) About the Role As a Lead Integration Developer, you will be responsible for designing, developing, and maintaining integration solutions across various platforms, including Guidewire InsuranceSuite and other core systems. You will lead a team of developers, collaborate with stakeholders, and ensure the More ❯

Java Developer/Technical Lead London/WFH to £115k Are you a hands-on Java Developer with technical leadership skills? You could be progressing your career in a hands-on leadership role at a global FinTech/CFD trading company that has been consistently voted as one of the UKs top employers. What's in it … networks with an annual budget for organising events and projects that foster an open, diverse and inclusive culture Plus a range of other perks Your role: As a Java Developer/Technical Lead you'll join a fairly new team working on a new crypto offering and split your time between hands-on development with people management … architectures You're collaborative and pragmatic with great communication skills, you're comfortable working with other teams and business stakeholders Apply now to find out more about this Java Developer/Technical Lead opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal More ❯

Java Developer/Technical Lead London/WFH to £115k Are you a hands-on Java Developer with technical leadership skills? You could be progressing your career in a hands-on leadership role at a global FinTech/CFD trading company that has been consistently voted as one of the UKs top employers. W hat's in … networks with an annual budget for organising events and projects that foster an open, diverse and inclusive culture Plus a range of other perks Your role: As a Java Developer/Technical Lead you'll join a fairly new team working on a new crypto offering and split your time between hands-on development with people management … architectures You're collaborative and pragmatic with great communication skills, you're comfortable working with other teams and business stakeholders Apply now to find out more about this Java Developer/Technical Lead opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal More ❯

may require some travel to London office, up to 1 day p/w Location: Central London About the Role and Client Join a leading IT Consultancy as a Lead Full Stack Developer. You will take end-to-end ownership of technical delivery within your team, ensuring high-quality, scalable solutions that align with both product goals and engineering … standards. You will be working closely with the Principal Developer, other Lead Developers, and Engineering Managers to ensure your team's work contributes to a consistent and scalable wider strategy. Key Responsibilities Lead and mentor your team in full stack development, fostering technical excellence and continuous learning. Own technical delivery within your team while working with the … Principal Developer, other Lead Developers, and Engineering Managers on architecture, tooling, and overall engineering strategy. Develop and maintain Server Side logic and user-facing features, ensuring applications meet high standards for quality, scalability, and security. Collaborate with Product Managers and UI/UX Designers to translate requirements into technical solutions that effectively balance feasibility, user experience, and business More ❯