273 lead developer jobs found

The Role As Lead Developer, you'll take end-to-end ownership of a critical digital service, working across the full software development lifecycle from early-stage design and discovery through to delivery, scaling and ongoing live support. This is a hands on technical leadership role, with a genuine balance between engineering and collaboration. You'll remain close to the code while also working with product, data and stakeholders to shape the long-term direction of the service. You'll initially work closely with Democracy Club's developers, the third-party organisation which currently provides postcode specific election information. The initial stage involves working with existing code and evaluating how best to transition it in-house.   This role sits at the heart of one of the Commission's most significant digital initiatives - the transfer and development of a voter information service used by millions of citizens. You'll be responsible for delivering...

SC Clearance is an essential requirement for this role, as a minimum you must be willing & eligible to undergo checks. Please note, due to the exceptional requirements of this position (short-term nature of this role and speed at which we require a postholder in situ) preference may be given to candidates who meet all of the essential criteria and hold active SC clearance.    The Ministry of Justice (MoJ) priorities include improving public safety and reducing reoffending by reforming prisons, probation and youth justice, and building a justice system which makes access to justice swifter and more certain for all citizens whatever their background. Project professionals in the MoJ help to improve the government's ability to protect the public and reduce reoffending, and to provide a more effective, transparent and responsive criminal justice system for victims and the public.   As a  Lead Developer , your main responsibilities will be:...

Our Digital Engineering team at ITG are responsible for building world class, enterprise grade digital applications for high profile brands. We pride ourselves in working with mature Agile methodologies and make use of the latest versions of technology. Our teams are structured in such a way that gives every employee the opportunity to learn new skills, work on various projects over time and see the results of your efforts in the online consumer marketplace. Joining the Digital Engineering function would see you work as part of a cross-functional, product style team, generally consisting of a Business Analyst, Scrum Master / Project Manager, Solution Architect, Lead Developers (FE and BE), Developers, and Testers (Manual and Automated). Projects will range from working on main brand websites with huge amounts of multi-lingual content, through to smaller one-off projects such as marketing micro-sites. You will also be involved in delivering a wide range of web-based projects...

Our Digital Engineering team at ITG are responsible for building world class, enterprise grade digital applications for high profile brands. We pride ourselves in working with mature Agile methodologies and make use of the latest versions of technology. Our teams are structured in such a way that gives every employee the opportunity to learn new skills, work on various projects over time and see the results of your efforts in the online consumer marketplace. Joining the Digital Engineering function would see you work as part of a cross-functional, product style team, generally consisting of a Business Analyst, Scrum Master / Project Manager, Solution Architect, Lead Developers (FE and BE), Developers, and Testers (Manual and Automated). Projects will range from working on main brand websites with huge amounts of multi-lingual content, through to smaller one-off projects such as marketing micro-sites. You will also be involved in delivering a wide range of web-based projects...

Senior/Lead Java Developer About Synechron: Synechron is a leading digital transformation consulting firm dedicated to delivering innovative technology solutions within banking, financial services, and insurance. We thrive on engineering excellence, collaboration, and a passion for cutting-edge technologies. We are seeking a highly skilled and experienced Senior/Lead Java Developer with 10+ years of hands-on experience in enterprise application development. The ideal candidate must possess strong expertise in core Java fundamentals, concurrency, and distributed systems , along with exposure to AI/ML-driven solutions . This role demands a deep understanding of data structures, system design, performance optimization, and scalable architecture , along with the ability to lead technical initiatives and mentor teams. This role is Inside IR35 contract Job Locatio n: London (Hybrid - 3 days in the offi ce) Key Responsibilities: Design, develop, and...

Lead Technical Developer (.Net and Python) Taunton, United Kingdom | Posted on 02/06/2026 Scrumconnect Consulting is a multi-award-winning digital consultancy, recognised for delivering impactful and innovative technology solutions across UK government departments. Our work has positively influenced the lives of over 40 million UK citizens.   We are passionate about user-centred design, agile delivery, and building digital services that make a real difference. Our teams work at the forefront of innovation, helping organisations transform and deliver high-quality, scalable solutions that truly matter.   Overview We are seeking an experienced Lead Technical Developer to provide hands-on technical leadership within a client delivery team. You will be responsible for driving engineering standards, code quality, and the technical direction of a work package, ensuring the delivery of secure, maintainable, and high-quality software aligned...

Daily rate : £550 per day inside IR35   Duration: 6 months   Clearance: BPSS   Location: Remote/occasional travel to Sheffield, but this is on rare occasions   Lead Software Engineer/Developer   You will be expected to adopt BDD and TDD principles. Comfortable working with a microservice based architecture in Java and Node.js which is broadly adherent to 12 factor app principles.   Be able to operate independently but will also be team players, working according to squad workflows, adhering to definitions of done, branching strategies, ticket refinement, documentation, and peer review processes. Comfortable working with 12 factor app principles, Rest APIs, Microservices, Containers (docker), JavaScript, Node, Jest, Java, SpringBoot and Junit4 Experience leading a single agile team on a technical basis, working on Back End services, and collaborating closely with other teams in a shared...

Full Stack TypeScript Developer | Contract | Immediate Start | 8 weeks | Remote You'll be joining a small, experienced team to build something genuinely new from scratch. A real product, for real users, with a hard launch date. If you're the kind of developer who gets energy from shipping rather than deliberating, keep reading. What you'll be working on You'll be building a coach booking service for a public sector transport authority, including a promotional website, a passenger booking app with seat selection and payments, and a driver manifest app. You'll see the whole thing go from nothing to live in eight weeks, with the first bus running on 6th September. What you'll get from this You'll work directly under an experienced lead developer who will give you clear direction and room to do good work. You'll get genuine greenfield experience across a modern, well-considered stack. You'll ship something real, on a deadline that matters, for an end user who...

Senior Developer Taunton, United Kingdom | Posted on 02/06/2026 Job Description   About Scrumconnect Consulting   Scrumconnect Consulting is a multi-award-winning digital consultancy, recognised for delivering impactful and innovative technology solutions across UK government departments. Our work has positively influenced the lives of over 40 million UK citizens. We are passionate about user-centred design, agile delivery, and building digital services that make a real difference. Our teams work at the forefront of innovation, helping organisations transform and deliver high-quality, scalable solutions that truly matter.     Role Purpose Join a blended agile delivery squad working on large-scale, secure digital services for a government client. As a Senior Developer, you will bring strong hands-on experience across both .NET and Python, contributing to cloud-native API development, Legacy modernisation,...

Java is your bag and you're a real perfectionist. You'll have a background in hands-on software delivery, will be passionate about everything Java and driven by the world of tech. Operating right at the heart of our Backend development function, you'll work on some of our most exciting business critical and complex software applications. We have a number of exiting opportunities available across our development teams here at Storyteq and have plenty going on. If you haven't heard of us already, you will have sooner or later! We are a visionary SaaS marketing company who pride ourselves on our ability to stay ahead of the game when it comes to both the tech and creative landscape. What you’ll be doing: Working with our bar raising development team comprised of like-minded professionals who find solutions to complex problems Develop complex Java code, working with both monolithic and microservices architecture Be responsible for estimating development...

Java is your bag and you're a real perfectionist. You'll have a background in hands-on software delivery, will be passionate about everything Java and driven by the world of tech. Operating right at the heart of our Backend development function, you'll work on some of our most exciting business critical and complex software applications. We have a number of exiting opportunities available across our development teams here at Storyteq and have plenty going on. If you haven't heard of us already, you will have sooner or later! We are a visionary SaaS marketing company who pride ourselves on our ability to stay ahead of the game when it comes to both the tech and creative landscape. What you’ll be doing: Working with our bar raising development team comprised of like-minded professionals who find solutions to complex problems Develop complex Java code, working with both monolithic and microservices architecture Be responsible for estimating development...

The Digital Engineering team, part of our Integrate pillar, are responsible for building world class, enterprise grade digital applications for high profile brands. We pride ourselves in working with mature Agile methodologies and make use of the latest versions of technology. Our teams are structured in such a way that gives every employee the opportunity to learn new skills, work on various projects over time and see the results of your efforts in the online consumer marketplace. Joining the Digital Engineering function would see you work as part of a cross-functional, product style team, generally consisting of a Business Analyst, Scrum Master / Project Manager, Solution Architect, Lead Developers (FE and BE), Developers, and Testers (Manual and Automated). Does this sound like you? You're a talented Digital Project Manager who is super organised and can deliver projects effectively within scope and budget. You 'll help define full project objectives and scope and you 'll...

We’re on a mission to make real estate transactions smarter, faster, and friction-free.   Real estate is the world’s largest asset class , yet the legal processes and tools behind it remain slow, manual, and underinvested. Lawyers must review dense documents line by line and piece together information across silos, all while clients demand faster, more transparent due diligence.   That's where we come in. Orbital Copilot is the AI assistant built exclusively for commercial real estate law. Developed with former practicing real estate lawyers, it accelerates complex due diligence by up to 70% while delivering legal-grade precision.   We’ve just raised a $60m Series B to accelerate our UK/US expansion.   We're trusted by leading firms like Goodwin and BCLP to remove the busywork so legal teams can focus on what they do best: applying sharp legal judgment, delivering standout client service, and getting...

Company Description Join the world’s largest kdb+ Consultancy where every query matters, every millisecond counts and every system you build shapes the future of data-driven finance. At Data Intellect , we thrive on solving complex data challenges in high-stakes environments. We’re a team of engineers, problem-solvers and collaborators who believe in pushing boundaries, not egos. If you're a proficient kdb+ developer ready to lead, innovate and make an impact, we want to hear from you. Job Description As a Senior kdb+ Engineer at [DI] you’ll be at the forefront of delivering high-performance, scalable solutions for some of the world’s most data-intensive financial institutions. You’ll: Lead technical delivery on client projects, setting the standard for quality and performance. Design and implement robust kdb+ architectures that handle billions of rows of time-series data. Collaborate with quants, traders, and analysts to...

Who Are We? Xcelirate develops technologically-advanced platforms which are accessed by thousands of users every minute! We are proud to offer a workplace where the sharpest developers come together to strategically plan and swiftly execute practices which see us maintain our existing market dominance and attain global expansion. We owe our success to our customers who have seen us grow across a decade, and our talented team who have made that growth possible!   What are we looking for? You're a Principal-Level Engineer first. The tech lead title is almost incidental. It just means you're the person the team orbits around, because that's what happens naturally when you're the one who understands the system most deeply and keeps the clearest head under pressure. The 10% that's people management fits inside your engineering work, not alongside it. You hire, you steer, you unblock, but you do it the way a strong engineer does everything: with good...

Freelance Apprenticeship Assessment Assessor Location: Remote with travel for assessments Salary: up to £250 per day Line management responsibilities: No   Overview   Training Qualifications UK (TQUK) is the UKs fastest-growing awarding organisation and a market-leading assessment organisation. We partner with more than 500 schools, colleges, universities, and training providers worldwide, supporting over 150,000 learners each year through qualifications, endorsements, and apprenticeships.   Our success lies in doing things differently, placing innovation, integrity, and quality at the heart of everything we do.   The role of a Freelance Apprenticeship Assessment Assessor is to provide independent, fair, reliable, and consistent assessment services to Training Qualifications UK customers working with Apprenticeship Standards. Apprenticeship Assessment Assessors are required to use assessment experience with...

Company Description Join the world’s largest kdb+ Consultancy where every query matters, every millisecond counts and every system you build shapes the future of data-driven finance. At Data Intellect , we thrive on solving complex data challenges in high-stakes environments. We’re a team of engineers, problem-solvers and collaborators who believe in pushing boundaries, not egos. If you're a proficient kdb+ developer ready to lead, innovate and make an impact, we want to hear from you. Job Description As a Senior kdb+ Engineer at [DI] you’ll be at the forefront of delivering high-performance, scalable solutions for some of the world’s most data-intensive financial institutions. You’ll: Lead technical delivery on client projects, setting the standard for quality and performance. Design and implement robust kdb+ architectures that handle billions of rows of time-series data. Collaborate with quants, traders,...

Company Description At Data Intellect , we thrive on solving complex data challenges in high-stakes environments. We’re a team of engineers, problem-solvers, and collaborators who believe in pushing boundaries, not egos. If you're a seasoned C++ Developer ready to lead, innovate, and make an impact, we want to hear from you. Job Description As a C++ Developer at [DI], you will focus on developing Front Office Trading software, primarily working within the market data development teams. You will gain exposure to the full software stack, using modern development tools and concepts to deliver high quality, best practice software solutions. This will involve working on the end-to-end development of low latency software components written in C++. Project responsibilities will range from design, architecture and development of greenfield projects to maintenance, latency tuning and enhancements. Qualifications 4+ years’ experience of C++ development...

About the Role The Dynamics 365 Developer reports into the Complex Case Management Team DevOps Lead. The role will have a close working connection with IT teams, Partners/3rd parties, Operational Teams and Service Management. Responsibilities · Agile Practices: Integrate and support with agile based product development ceremonies such as sprint planning, standups, retrospectives and backlog grooming. · Solution Design and Development: Lead the design and development of custom solutions within Dynamics 365 and Power Platform, ensuring they meet business needs and align with best practices. · System Integration: Integrate Dynamics 365 with other systems and applications, ensuring seamless data flow and process automation. · Customization and Configuration: Customise and configure Dynamics 365 and Power Platform applications to meet specific business requirements. · Technical Leadership: Provide technical...

Contract Type Day Rate Contractor Closing Date 1 July, 2026 Job Category Tech, Data and Digital Business Unit Systems and Infrastructure (UKT) Location London , United Kingdom Posted on 1 June, 2026 The opportunity  As the Salesforce Admin you will work closely with the Salesforce Technical Lead and Lead Architect to help with the development and configuration of Salesforce platform and performing the day-to-day operations to maintain the platform by partnering with people across the business and broader IT team to deliver customer value through the extension of CRM services. Key responsibilities  Integral part of the Run/Ops team of Salesforce to help with BAU requests and maintain the Salesforce Platform Own the Salesforce tickets/incidents raised by the end customers and help with the build/resolution Work closely with the technical lead and architect to build enhancements on the existing Salesforce platform Ability...