1 to 25 of 33 Permanent Lead Software Engineer Jobs in the South East

About the Role: We are seeking a highly experienced and versatile Senior Software Engineer with deep expertise across quantitative development, infrastructure engineering, and full-stack development, to join and lead a high-performance team. The ideal candidate thrives at the intersection of finance and technology, has led engineering teams, and has built and maintained robust trading systems … and developer tooling across cloud-native architectures. Location: Remote | Dubai | London Key Responsibilities: Lead architecture, design, and development of scalable trading platforms and internal developer tools. Collaborate with quant researchers, traders, and infrastructure teams to deliver performant solutions. Maintain and optimize trading infrastructure (low-latency systems, data pipelines, monitoring, etc.). Manage a team of software engineers, mentor … internal tools and external integrations. Work with data at scale (market data ingestion, real-time analytics, historical storage). Required Skills & Experience: Core Engineering: 5+ years of experience in software development, with exposure to both backend and frontend stacks. Strong programming proficiency in Python, C++, and Java (Quant/Trading grade codebases). Expertise in modern web development with More ❯

Lead Software Engineer (Microsoft Azure) - Ltd Company Contractor - Outside IR35 £550 per day 9 month Contract outside IR35 Near Epsom, Surrey (location is most easily reached by own transport) Hybrid working (1 day a week in the office) We have an exciting opportunity, in the engineering team to Provide Technical project management services for the delivery of … the Dealer Management System (DMS) and data aggregation and Value Chain Reporting (VCR) as a Contractor outside of IR35 What you’ll be doing: Lead the design, development, and deployment of scalable solutions on Microsoft Azure. Architect and implement cloud-native applications using Azure services such as Azure Functions, Cosmos DB, and Kubernetes. Collaborate with TGB and TME Enterprise More ❯

Lead Software Engineer – UK Remote | £80,000 to £85,000 | Hands-on Leadership in Scalable Systems Are you a technical leader ready to guide a high-performing engineering team? Do you enjoy mentoring others while staying close to architecture and system design? Interested in shaping tools that support real-world infrastructure at scale? We’re recruiting for … a Lead Software Engineer on behalf of a fast-growing technology company whose platform is relied upon across thousands of physical locations in the UK and internationally. Known for their innovative approach and people-first culture, our client offers the chance to take ownership of meaningful projects in a collaborative, supportive environment. This role combines team leadership … with technical direction, ideal for someone who enjoys working across the full product lifecycle while helping others grow. Why This Role is Great Lead a talented team delivering software that supports the installation, configuration and maintenance of distributed systems at scale Balance hands-on technical design with mentoring and team development Collaborate across product, cloud, QA and systems More ❯

Lead Software Engineer – UK Remote | £80,000 to £85,000 | Hands-on Leadership in Scalable Systems Are you a technical leader ready to guide a high-performing engineering team? Do you enjoy mentoring others while staying close to architecture and system design? Interested in shaping tools that support real-world infrastructure at scale? We’re recruiting for … a Lead Software Engineer on behalf of a fast-growing technology company whose platform is relied upon across thousands of physical locations in the UK and internationally. Known for their innovative approach and people-first culture, our client offers the chance to take ownership of meaningful projects in a collaborative, supportive environment. This role combines team leadership … with technical direction, ideal for someone who enjoys working across the full product lifecycle while helping others grow. Why This Role is Great Lead a talented team delivering software that supports the installation, configuration and maintenance of distributed systems at scale Balance hands-on technical design with mentoring and team development Collaborate across product, cloud, QA and systems More ❯

Lead Software Engineer – UK Remote | £80,000 to £85,000 | Hands-on Leadership in Scalable Systems w/API Design Are you a technical leader ready to guide a high-performing engineering team? Do you enjoy mentoring others while staying close to architecture and system design? Interested in shaping tools that support real-world infrastructure at scale … We’re recruiting for a Lead Software Engineer on behalf of a fast-growing technology company whose platform is relied upon across thousands of physical locations in the UK and internationally. Known for their innovative approach and people-first culture, our client offers the chance to take ownership of meaningful projects in a collaborative, supportive environment. This … role combines team leadership with technical direction, ideal for someone who enjoys working across the full product lifecycle while helping others grow. Why This Role is Great Lead a talented team delivering software that supports the installation, configuration and maintenance of distributed systems at scale Balance hands-on technical design with mentoring and team development Collaborate across product More ❯

Manatal is an HRTech software service (B2B SaaS) company headquartered in Bangkok, Thailand. Manatal is one of the fastest-growing start-ups in the region and is backed by Surge and Sequoia Capital. Manatal has a global presence and is trusted by thousands of businesses in over 135 countries and is recognized by Forbes as Best Recruiting Software … to offer the best-in-class AI-powered technologies to empower small, medium, and large businesses in their staffing & recruitment transformation. Role Overview We seek a passionate and experienced Lead Full Stack Engineer to join our dynamic team. The ideal candidate is a seasoned software engineer who excels in designing and building complex software applications … projects and technical initiatives rather than people management. We are looking for someone eager to learn, be proactive, and energetic and understand the importance of making an impact. The Lead Full Stack Engineer will be responsible for both frontend and backend development, ensuring seamless integration and high performance of web applications. Responsibilities Lead technical initiatives and projects More ❯

Backend Software Engineer/Technical Lead (Python Java AWS) London/WFH to £115k Are you a backend focussed Software Engineer with strong Python and Java experience combined with leadership skills? You could be progressing your career at a scale-up tech company (established 10 years), that enables smart matching for commercial van drivers and … streamlining processes and delivering CO2 carbon neutral targets. You'll be working on complex and interesting systems and can enjoy a range of benefits and perks. As a Backend Software Engineer/Technical Lead you'll head up a team of 4-5 within an Agile environment to design and develop, troubleshoot and solve complex software … two work from home. When in the office you can make use of the onsite gym, barista coffee and free breakfast. About you: You're an experienced, backend focused software developer with Python and Java and good knowledge of AWS You're product focussed with good business acumen You have a good understanding of software architecture patterns, database More ❯

Lead Engineer (C#/.Net/Azure) Central London/Hybrid £100k - £115k + Package About Us Were a fast-growing digital marketing company based in the heart of London, helping brands drive performance through data-led campaigns, cutting-edge technology, and powerful insights. Our engineering team is central to this mission, building the scalable platforms and products … that underpin our success. We're now looking for a Lead Engineer to help shape our technology vision, lead project delivery, and grow a high-performing engineering team. Role Overview As a Lead Engineer , youll be responsible for designing scalable architectures, leading a small team of engineers, and delivering high-impact digital products. This role … suits a highly experienced Senior Engineer with a background in C#/.NET , strong system architecture expertise , and a track record of successfully leading small engineering teams in a fast-paced product environment. Key Responsibilities Technical Leadership & Architecture Define and drive the technical architecture of core systems and new product features. Make strategic decisions around design patterns, scalability, and More ❯

Engineering Lead/Technical Lead – Node.js | Python | TypeScript | AWS | Leadership We're hiring an Engineering Lead for a high-growth, AI-driven tech company. You’ll lead a small, agile team building scalable backend systems with Node.js , TypeScript , and AWS —delivering real impact, fast. This role is ideal for a senior engineer who loves hands … on coding, technical leadership, and solving tough problems in a fast-moving environment. What You’ll Do: Lead end-to-end delivery of features and infrastructure. Shape architecture, own code quality, and drive DevOps practices. Mentor a small team and embed AI/automation where it counts. What You’ll Bring: Strong technical background in TypeScript, Node.js , and ideally … curious, no-nonsense team solving real customer problems. UK-based | Hybrid (1 day a week, Liverpool Street) | Full-time If you’re a technical leader ready to build and lead with purpose, let’s talk. More ❯

Lead Software Engineer (Tech Lead) 📍 Location: London Are you passionate about using technology to drive innovation in healthcare? We are looking for a Lead Software Engineer to guide technical delivery and integrations within our clients growing team. This role offers the opportunity to work on impactful projects that enhance healthcare solutions and improve … patient outcomes. Key Responsibilities: Lead the development and implementation of technical integrations, ensuring high-quality deliverables Write and deploy code using modern backend and frontend technologies Design and maintain solutions that comply with data protection and security standards Collaborate with teams across the company to support cross-functional initiatives Define priorities and contribute to the roadmap for future integrations … Ensure compliance with industry regulations and best practices Requirements: ✅ Experience with backend (Node.js, JavaScript, Express), frontend (React), databases (MySQL), and cloud infrastructure (AWS) ✅ Previous leadership experience in software engineering and systems integration ✅ Familiarity with healthcare data standards such as FHIR & HL7 ✅ Strong communication skills and ability to work with diverse stakeholders ✅ A collaborative approach with a focus on problem More ❯

Software Development Lead – .NET - Newry OR Belfast - 4 Day Week Search 5.0 is proud to partner with one of Northern Ireland’s standout success stories. As they continue scaling, we’re seeking a Software Development Team Lead with strong .NET expertise to guide and mentor a growing team of engineers while remaining hands-on with new … projects. You’ll play a pivotal role in greenfield developments – including the rebuild of a customer mobile app, AI-driven internal reporting solutions, and the integration of third-party software platforms. The Role Lead a team of software developers, providing guidance, mentoring, and performance feedback Collaborate with stakeholders to translate business needs into technical solutions Stay involved … in development using C# and modern .NET technologies Oversee code reviews, promote best practices, and ensure high software quality Manage technical project delivery – from planning through to deployment Support the wider business in strategic technology decisions and systems integration Take ownership of development standards, Agile processes, and sprint ceremonies Contribute to system architecture and scalable solution design. Technical & Leadership More ❯

Software Development Lead – .NET - Newry OR Belfast - 4 Day Week Search 5.0 is proud to partner with one of Northern Ireland’s standout success stories. As they continue scaling, we’re seeking a Software Development Team Lead with strong .NET expertise to guide and mentor a growing team of engineers while remaining hands-on with new … projects. You’ll play a pivotal role in greenfield developments – including the rebuild of a customer mobile app, AI-driven internal reporting solutions, and the integration of third-party software platforms. The Role Lead a team of software developers, providing guidance, mentoring, and performance feedback Collaborate with stakeholders to translate business needs into technical solutions Stay involved … in development using C# and modern .NET technologies Oversee code reviews, promote best practices, and ensure high software quality Manage technical project delivery – from planning through to deployment Support the wider business in strategic technology decisions and systems integration Take ownership of development standards, Agile processes, and sprint ceremonies Contribute to system architecture and scalable solution design. Technical & Leadership More ❯

Software Development Lead – .NET - Newry OR Belfast - 4 Day Week Search 5.0 is proud to partner with one of Northern Ireland’s standout success stories. As they continue scaling, we’re seeking a Software Development Team Lead with strong .NET expertise to guide and mentor a growing team of engineers while remaining hands-on with new … projects. You’ll play a pivotal role in greenfield developments – including the rebuild of a customer mobile app, AI-driven internal reporting solutions, and the integration of third-party software platforms. The Role Lead a team of software developers, providing guidance, mentoring, and performance feedback Collaborate with stakeholders to translate business needs into technical solutions Stay involved … in development using C# and modern .NET technologies Oversee code reviews, promote best practices, and ensure high software quality Manage technical project delivery – from planning through to deployment Support the wider business in strategic technology decisions and systems integration Take ownership of development standards, Agile processes, and sprint ceremonies Contribute to system architecture and scalable solution design. Technical & Leadership More ❯

Software Development Lead – .NET - Newry OR Belfast - 4 Day Week Search 5.0 is proud to partner with one of Northern Ireland’s standout success stories. As they continue scaling, we’re seeking a Software Development Team Lead with strong .NET expertise to guide and mentor a growing team of engineers while remaining hands-on with new … projects. You’ll play a pivotal role in greenfield developments – including the rebuild of a customer mobile app, AI-driven internal reporting solutions, and the integration of third-party software platforms. The Role Lead a team of software developers, providing guidance, mentoring, and performance feedback Collaborate with stakeholders to translate business needs into technical solutions Stay involved … in development using C# and modern .NET technologies Oversee code reviews, promote best practices, and ensure high software quality Manage technical project delivery – from planning through to deployment Support the wider business in strategic technology decisions and systems integration Take ownership of development standards, Agile processes, and sprint ceremonies Contribute to system architecture and scalable solution design. Technical & Leadership More ❯

Software Development Lead – .NET - Newry OR Belfast - 4 Day Week Search 5.0 is proud to partner with one of Northern Ireland’s standout success stories. As they continue scaling, we’re seeking a Software Development Team Lead with strong .NET expertise to guide and mentor a growing team of engineers while remaining hands-on with new … projects. You’ll play a pivotal role in greenfield developments – including the rebuild of a customer mobile app, AI-driven internal reporting solutions, and the integration of third-party software platforms. The Role Lead a team of software developers, providing guidance, mentoring, and performance feedback Collaborate with stakeholders to translate business needs into technical solutions Stay involved … in development using C# and modern .NET technologies Oversee code reviews, promote best practices, and ensure high software quality Manage technical project delivery – from planning through to deployment Support the wider business in strategic technology decisions and systems integration Take ownership of development standards, Agile processes, and sprint ceremonies Contribute to system architecture and scalable solution design. Technical & Leadership More ❯

Software Development Lead – .NET - Newry OR Belfast - 4 Day Week Search 5.0 is proud to partner with one of Northern Ireland’s standout success stories. As they continue scaling, we’re seeking a Software Development Team Lead with strong .NET expertise to guide and mentor a growing team of engineers while remaining hands-on with new … projects. You’ll play a pivotal role in greenfield developments – including the rebuild of a customer mobile app, AI-driven internal reporting solutions, and the integration of third-party software platforms. The Role Lead a team of software developers, providing guidance, mentoring, and performance feedback Collaborate with stakeholders to translate business needs into technical solutions Stay involved … in development using C# and modern .NET technologies Oversee code reviews, promote best practices, and ensure high software quality Manage technical project delivery – from planning through to deployment Support the wider business in strategic technology decisions and systems integration Take ownership of development standards, Agile processes, and sprint ceremonies Contribute to system architecture and scalable solution design. Technical & Leadership More ❯

Software Development Lead – .NET - Newry OR Belfast - 4 Day Week Search 5.0 is proud to partner with one of Northern Ireland’s standout success stories. As they continue scaling, we’re seeking a Software Development Team Lead with strong .NET expertise to guide and mentor a growing team of engineers while remaining hands-on with new … projects. You’ll play a pivotal role in greenfield developments – including the rebuild of a customer mobile app, AI-driven internal reporting solutions, and the integration of third-party software platforms. The Role Lead a team of software developers, providing guidance, mentoring, and performance feedback Collaborate with stakeholders to translate business needs into technical solutions Stay involved … in development using C# and modern .NET technologies Oversee code reviews, promote best practices, and ensure high software quality Manage technical project delivery – from planning through to deployment Support the wider business in strategic technology decisions and systems integration Take ownership of development standards, Agile processes, and sprint ceremonies Contribute to system architecture and scalable solution design. Technical & Leadership More ❯

Software Development Lead – .NET - Newry OR Belfast - 4 Day Week Search 5.0 is proud to partner with one of Northern Ireland’s standout success stories. As they continue scaling, we’re seeking a Software Development Team Lead with strong .NET expertise to guide and mentor a growing team of engineers while remaining hands-on with new … projects. You’ll play a pivotal role in greenfield developments – including the rebuild of a customer mobile app, AI-driven internal reporting solutions, and the integration of third-party software platforms. The Role Lead a team of software developers, providing guidance, mentoring, and performance feedback Collaborate with stakeholders to translate business needs into technical solutions Stay involved … in development using C# and modern .NET technologies Oversee code reviews, promote best practices, and ensure high software quality Manage technical project delivery – from planning through to deployment Support the wider business in strategic technology decisions and systems integration Take ownership of development standards, Agile processes, and sprint ceremonies Contribute to system architecture and scalable solution design. Technical & Leadership More ❯

Software Development Lead – .NET - Newry OR Belfast - 4 Day Week Search 5.0 is proud to partner with one of Northern Ireland’s standout success stories. As they continue scaling, we’re seeking a Software Development Team Lead with strong .NET expertise to guide and mentor a growing team of engineers while remaining hands-on with new … projects. You’ll play a pivotal role in greenfield developments – including the rebuild of a customer mobile app, AI-driven internal reporting solutions, and the integration of third-party software platforms. The Role Lead a team of software developers, providing guidance, mentoring, and performance feedback Collaborate with stakeholders to translate business needs into technical solutions Stay involved … in development using C# and modern .NET technologies Oversee code reviews, promote best practices, and ensure high software quality Manage technical project delivery – from planning through to deployment Support the wider business in strategic technology decisions and systems integration Take ownership of development standards, Agile processes, and sprint ceremonies Contribute to system architecture and scalable solution design. Technical & Leadership More ❯

Lead Software Engineer AI Up to £80k + 12% Annual Bonus Basingstoke, Hampshire Hybrid (2 days in p/w) Must have a proven interest or commercial experience using AI. middle has partnered exclusively with a key client to build an internal team of Developers. This team will support the continuous development of a brand-new division … a keen interest or proven commercial knowledge of AI, Chatbots or GPT, this is likely the perfect role, project, people and business for you. Role: In this role, the Lead Software Engineer will be the most senior technical resource in the division. You will work extremely closely with the Enterprise Architect and internal stakeholders to continue to … implement AI tools that reduce routine tasks, save time whilst protecting the organisations data and security. As a Lead Software Engineer you wont be line managing but coaching/mentoring the junior developers. You have exposure to full project management with internal stakeholders across the business. This will be from inception, documentation, solution design right through to More ❯

Lead Backend Software Engineer/Developer (Java Kafka SpringBoot) London/WFH to £120k Are you a skilled Backend Software Engineer with strong Java and real-time messaging experience combined with SC Clearance? You could be progressing your career in a senior, hands-on Lead Backend Software Engineer position at a scale … up technology company with a successful workforce management solution used within the government, defence and other public sector clients. As a Lead Backend Software Engineer you will take a lead role in designing and developing secure, event driven, distributed backend systems for real-time operations, resilience and extensibility. You'll collaborate with engineers across the full … work from home most of the time, meeting up with colleagues in the London office once a week. About you: You have significant experience as a backend focussed Java software engineering with leadership responsibilities You have strong Spring Boot, Kafka and event driven microservices experience with high throughput You have leadership, mentoring and coaching skills You have a strong More ❯

Lead Software Engineer (SaaS Delivery Platform) Reigate, England, United Kingdom, RH2 Lead Software Engineer (SaaS Delivery Platform) Reigate, England, United Kingdom Full time Description Lead a multi-disciplinary team who are responsible for the development, delivery and management of the infrastructure and core services of Radar Live SaaSto high-quality standards. Provide technical … guidance and leadership to the team (including code quality, best practices, processes, some aspects of release management, etc.). Design and document solutions meeting functional and non-functional requirements. Lead by example by getting directly involved in the day-to-day delivery of work with hands-on development, following best practices for maintainability, testability and performance. Participate in sprint … and commercial experience with the full SaaS development lifecycle: requirements capture and analysis, estimation, architecture and design, implementation, unit and system-level testing, deployment, operation and monitoring. Experience with software engineering best practices: object-oriented design and implementation, design patterns, SOLID principles and Agile methodology. Conduct PoC's using the latest technologies and present the findings to technical and More ❯

Description Summary: As a Lead Software Engineer (SaaS delivery platform), you will join a substantial global engineering organisation and provide leadership to highly skilled engineers in the software platform area. You will be part of a team that follows Agile methodologies to deliver market-leading insurance solutions. This is a new position created as the organisation … that have a mature stack management capability. A sound technical background is essential to be successful in this role with experience in delivering large scale Cloud services. The Role: Lead a multi-disciplinary team who are responsible for the development, delivery and management of the infrastructure and core services of Radar Live SaaS to high-quality standards. Provide technical … guidance and leadership to the team (including code quality, best practices, processes, some aspects of release management, etc.). Design and document solutions meeting functional and non-functional requirements. Lead by example by getting directly involved in the day-to-day delivery of work with hands-on development, following best practices for maintainability, testability and performance. Participate in sprint More ❯

Lead Software Engineer – Embedded Firmware | R&D Department Location: Margate, Kent | Job Type: Full-Time and Permanent Senex Recruitment is working with a pioneering technology company to recruit a Lead Software Engineer. Not only is this a unique opportunity to lead software development within skilled engineering team, but it also allows you to … you enjoy developing innovative embedded solutions, mentoring engineers, and influencing product direction, this role will place you at the heart of technology that truly matters. About the Role of Lead Software Engineer As Lead Software Engineer, you’ll play a dual role: managing a small team of software engineers and being a driving … force for software innovation within the business. Therefore, you’ll work closely with the CTO and R&D Director to develop embedded firmware for market-leading electronics systems and advanced communication products. From feasibility and concept phases through to design reviews and final testing, you’ll lead software development that is robust, reliable, and forward-thinking. Key More ❯

Lead Software Engineer - Guidewire Hybrid working Our client, a leading insurance organisation have an exciting role for a Lead Software Engineer with Guidewire experience to join their team on a permanent basis. Are you a forward-thinking engineering leader with a passion for driving innovation, mentoring high-performing teams, and shaping technical direction? Then … analysis, advanced level design, development, analysis, configuration, testing, debugging, and troubleshooting for impactful and high-visibility tasks. Apply knowledge of current industry trends and techniques to formulate solutions for software engineering problems. Lead a team by providing consistent performance and technical feedback, coaching, and mentorship to foster and team environment and ensure team's work complies with standards … processes, and protocols. Extensive programming/development experience plus strong prior technical leadership experience. Excellent delivery skills with the ability to examine and assess the effectiveness of software design strategies and methodologies, devise, apply, and share ways to ensure the quality of complex computer systems, and incorporate awareness and understanding of work happening outside of the team. Demonstrated track More ❯