1 to 25 of 76 Permanent Senior Developer Jobs in the South East

Title : Senior Developer Contract Type: Permanent, Part Time, Full Time, Job Share option available Salary Range: £44,800 - £67,200 Location: Any location within the UK Closing Date for applications: Tuesday 10th March Senior Developer: In this role you will lead on technical design and development … support best practice across the team, and help deliver high quality, secure applications that support our business and customers. Main Responsibilities as Senior Developer: Design and maintain core business applications hosted on the IBMi platform and developed in RPG Deliver solutions that meet business needs and deliver tangible ...

Senior .NET Developer - UK Security Requirement: Active SC Clearance (essential) A well-established and highly respected technology consultancy is seeking an experienced Senior .NET Developer to join its expanding Cloud Engineering function. This organisation delivers complex, secure and cloud-first solutions to a diverse client base … across the UK. This is an excellent opportunity for a technically strong developer who enjoys taking ownership, working closely with architects and stakeholders, and delivering robust solutions in modern Microsoft environments. Whats on Offer Salary up to £60,000 Excellent benefits package Hybrid/remote working model Supportive ...

Senior .NET Developer - UK Security Requirement: Active SC Clearance (essential) A well-established and highly respected technology consultancy is seeking an experienced Senior .NET Developer to join its expanding Cloud Engineering function. This organisation delivers complex, secure and cloud-first solutions to a diverse client base … across the UK. This is an excellent opportunity for a technically strong developer who enjoys taking ownership, working closely with architects and stakeholders, and delivering robust solutions in modern Microsoft environments. Whats on Offer Salary up to £60,000 Excellent benefits package Hybrid/remote working model Supportive ...

Dynamics 365 Senior Developer - London OverviewWe are seeking an experienced Dynamics 365 Senior Developer to lead the design, development, and delivery of Microsoft Dynamics 365 solutions. This London-based role is ideal for someone with strong technical expertise and excellent collaboration skills, working closely with stakeholders … security standards, and governance frameworks.* Support upgrades, migrations, and ongoing enhancements across the Dynamics 365 platform. Skills & Experience* Proven experience as a Dynamics 365 Developer, ideally at senior or lead level.* Strong proficiency in:* C#, .NET, JavaScript* Dynamics 365 SDK, Plugins, Custom Workflows* Power Platform (Power Apps, Power ...

SENIOR WEB APPLICATION DEVELOPER – F#/ASP.NET Core/SQL/Web Development F#/ASP.NET Core/SQL/React/Elmish/SAFE Stack The Company: A well-established and respected software development company, specialising in creating high-quality, web-based enterprise software for a range … clients within the health and social care sector. The Role: We are seeking an experienced Senior Web Application Developer to join our Core Engineering team. You will be responsible for designing, developing, testing, and supporting web-based enterprise software, primarily written in F# . Reporting to the Development ...

Senior Developer D365 CE- Remote- Permanent - £75,000 WeDo Technology is partnering with a global manufacturing organisation to support their recruitment of a Senior D365 Developer.Our Client is looking for a D365 Senior CE Developer to take technical ownership of a growing Dynamics 365 Customer ...

Senior Software Developer (MAUI/ASP.NET Core) Hybrid – 1 day per week in Oxfordshire (Great train links) £55,000 to £65,000 + excellent benefits. An established UK technology business is looking to hire a Senior Software Developer to join a collaborative engineering team delivering modern … Server and Azure SQL databases. There is a strong emphasis on clean architecture, SOLID principles and writing secure, testable, maintainable code. As a senior developer, you’ll help shape technical standards, contribute to code reviews, mentor other engineers and work closely with stakeholders to deliver scalable, production ready ...

Senior Developer is required by fast growing and highly successful global organisation. This is a new opportunity within their experienced, dynamic IT team. Purpose : The 365 Senior Developer will lead and innovate in the creation, customisation, and optimisation of Microsoft 365 and SharePoint solutions that drive ...

Title: Senior Python Developer Location: London, UK (3 days in office) SC Cleared: Required Job Type: Full-Time Experience: 10+ years About the Role: We are seeking a highly skilled and versatile Senior Developer to join our team and contribute to the development and maintenance … cutting-edge Azure Databricks platform for economic data. This platform is critical for our Monetary Analysis, Forecasting, and Modelling activities. The Senior Developer will be responsible for both front-end and back-end development, with a focus on Python, including the challenging but rewarding task of reverse engineering ...

Title: Senior Python Developer Location: London, UK (3 days in office) SC Cleared: Required Job Type: Full-Time Experience: 10+ years About the Role: We are seeking a highly skilled and versatile Senior Developer to join our team and contribute to the development and maintenance … cutting-edge Azure Databricks platform for economic data. This platform is critical for our Monetary Analysis, Forecasting, and Modelling activities. The Senior Developer will be responsible for both front-end and back-end development, with a focus on Python, including the challenging but rewarding task of reverse engineering ...

Title: Senior Python Developer Location: London, UK (3 days in office) SC Cleared: Required Job Type: Full-Time Experience: 10+ years About the Role: We are seeking a highly skilled and versatile Senior Developer to join our team and contribute to the development and maintenance … cutting-edge Azure Databricks platform for economic data. This platform is critical for our Monetary Analysis, Forecasting, and Modelling activities. The Senior Developer will be responsible for both front-end and back-end development, with a focus on Python, including the challenging but rewarding task of reverse engineering ...

Title: Senior Python Developer Location: London, UK (3 days in office) SC Cleared: Required Job Type: Full-Time Experience: 10+ years About the Role: We are seeking a highly skilled and versatile Senior Developer to join our team and contribute to the development and maintenance … cutting-edge Azure Databricks platform for economic data. This platform is critical for our Monetary Analysis, Forecasting, and Modelling activities. The Senior Developer will be responsible for both front-end and back-end development, with a focus on Python, including the challenging but rewarding task of reverse engineering ...

Title: Senior Python Developer Location: London, UK (3 days in office) SC Cleared: Required Job Type: Full-Time Experience: 10+ years About the Role: We are seeking a highly skilled and versatile Senior Developer to join our team and contribute to the development and maintenance … cutting-edge Azure Databricks platform for economic data. This platform is critical for our Monetary Analysis, Forecasting, and Modelling activities. The Senior Developer will be responsible for both front-end and back-end development, with a focus on Python, including the challenging but rewarding task of reverse engineering ...

Title: Senior Python Developer Location: London, UK (3 days in office) SC Cleared: Required Job Type: Full-Time Experience: 10+ years About the Role: We are seeking a highly skilled and versatile Senior Developer to join our team and contribute to the development and maintenance … cutting-edge Azure Databricks platform for economic data. This platform is critical for our Monetary Analysis, Forecasting, and Modelling activities. The Senior Developer will be responsible for both front-end and back-end development, with a focus on Python, including the challenging but rewarding task of reverse engineering ...

Senior/Lead Software Developer - .NET, Entity Framework Hybrid/Remote/Bicester (1 day per week in office) - Strong rail & Motorway connections. An established UK technology business is looking to hire a Senior/Lead .NET Developer to join their software engineering team, working … RESTful APIs. Youll also work with HTML, CSS and JavaScript, and use Git for version control within an agile development environment. As a senior developer, youll contribute to technical decision making, take part in code reviews, and help uphold development standards across the team. There is scope ...

Senior Full-Stack Engineer Legal Innovation & AI | London | Hybrid We're building something different. While many innovation teams in law firms focus purely on off-the-shelf tools, this team is actively designing, customising, and building new solutions from the ground up. The aim? To embed technology deeper into … firm, move faster, and deliver smarter tools for lawyers and clients. This is a senior role within a growing Legal Innovation function that works at startup speed - but with the backing, support, and visibility of a top-tier firm. The Role You'll join a small but ambitious development ...

Senior Unity Developer Location: Remote (UK Residents Only) Please note we are only accepting applications from within the UK due to the requirement to travel occasionally for work events and socials. Job Overview Fusebox is seeking a highly skilled Senior Unity Developer to play … hits like The Traitors, Big Brother, and Love Island but also architect the technical foundation for our future titles. We are looking for a developer who thinks in systems, not just scripts. You will take ownership of modularizing large existing codebases and setting up the architecture for new projects ...

Senior Java Developer Role - Minimum 6 years exp - Defence Sector - All Candidates must have a UK Passport to satisfy Government/MoD security vetting procedures - 5 days Onsite in Guildford based office - £50,000 - £85,000 + benefits (DOE) Essential Exp: Java, GUI Development using Java … Java Swing, Linux G.R.E. Recruitment is delighted to partner with a leading Defence Sector organisation who are looking to add a Senior Java Developer to their growing team in their Guildford office. In this role you'll be joining an experienced Java team working on user interfaces, developing ...

Senior .Net Developer £80,000 Hybrid Kingston, Surrey Software Developer, Software Engineer C# .Net A highly successful and rapidly growing techn business are looking for a Senior .NET Developer to join theirAgile delivery team building and evolving secure, high-volume transaction systems. This … hands-on senior engineering role where youll design and deliver complex features, shape technical standards, and help ensure systems remain secure, scalable and resilient. If you enjoy solving difficult technical problems, working with modern engineering practices, and mentoring others while staying close to the code then this role ...

Senior .NET Developer - UK Security Requirement: Active SC Clearance (essential) A well-established and highly respected technology consultancy is seeking an experienced Senior .NET Developer to join its expanding Cloud Engineering function. This organisation delivers complex, secure and cloud-first solutions to a diverse client base ...

Senior Developer (Node/React) Are you a pragmatic, innovative, and self-motivated problem solver with a passion for building scalable, high-performing software? We're looking for a Senior Full Stack Engineer, with strong skills in Node and React, to join a high-performing product team ...

Senior Dynamics Developer Home-based with 1 day a month on-site (London) Job Description Nigel Frank International are partnered with an established Dynamics 365 CRM end user who are looking to add a Senior Dynamics Developer to their team to lead design, build and optimisation ...

Senior React Developer - £120,000 - £140,000 – On-site (Central London) Overview We are hiring a Senior React Engineer to join a high-performance technology team within a leading financial services organisation operating in the oil and energy derivatives space. The business runs a cutting-edge electronic ...

Senior Software Developer C#, ASP.Net, Azure, REST API's Hybrid - 2 days per week in the Southampton Office Join a global tech leader where innovation, high performance, and career growth are at the heart of everything they do. This is your chance to make a real impact … Software Developer, working on mission-critical systems in a cutting-edge environment. This is great opportunity to join a global business, benefiting from corporate benefits, continuous professional development and an opportunity to work on large programmes of work in public and private sectors. Skills Required: Solid experience developing ASP.NET ...

Senior Software Developer (Voice/SIP Platforms) £55,000 £65,000 DOE | Hybrid Working (1x day a month office) Are you a seasoned developer with a passion for building robust, real-time communications platforms? Looking for a role where you can work on complex, enterprise-grade systems … enhancing and extending an existing SIP and VoIP platform used in production environments. This is a hands-on role suited to an experienced developer who enjoys solving complex protocol-level problems, building secure services, and integrating with third-party systems. Youll contribute across the full software lifecycle from design ...