1 to 25 of 77 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 Developer (Full time) Salary £56,312 - £65,697 (dependent on experience) - Hybrid working A bout Ordnance Survey Ordnance Survey is the national mapping agency for Great Britain, providing world-class geospatial data and services that power innovation, support national infrastructure, and help people make better decisions every … cutting-edge technology to solve real-world problems-and we're looking for talented people to join our mission. About the Role As a Senior Developer, you'll take a leading role in designing, building and delivering high-quality, AI-driven software solutions. You'll guide technical decision ...

Senior Application Developer - Remote UK - £60000 What is in it for you? As a talented Senior Application Developer you can expect: A supportive and adaptive culture Access to a structured training and career progression plan Opportunities to take the lead on critical projects and enhance your … across the banking, digital commerce and retail experience software space. Due to continued growth and demand for their products they now urgently need a Senior Application Developer to join their team. This role would suit a Senior Application Developer who has a love ...

Senior Developer Summer-Browning Associates is currently assisting our Central Government client, who is looking for a Senior Developer for an initial six-month assignment. Location: Milton Keynes Essential Skills: The ideal candidate will hold active SC Clearance and have a proven background in software engineering ...

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 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 Unity Developer - Immersive (AR/VR) & AI Projects Permanent/Full-Time Camberley-Based Studio - 1--2 days per week on-site We're working with an experience design studio that builds real-time VR and AR projects for clients in automotive, construction, infrastructure, hospitality and retail. … been steadily expanding and have a busy pipeline of projects for 2026, and beyond. Owing to this, they're looking to appoint an experienced Senior Unity Developer to join their team. What you'll do as Senior Unity Developer Build Unity applications across VR, AR, mobile ...

Senior Backend Developer (Java/Kotlin). Public Sector Contract. Transform Crime Data Management and Make a Difference. Up to £700 a day Inside IR35. 6 Month contract. Hybrid working from a hub of UK wide offices. Join the Electronic Monitoring team, a dedicated group focused on revolutionising … processes crime data efficiently. - Professional Growth: Engage with cutting-edge technologies and methodologies, enhancing your skill set and career trajectory. Key Responsibilities for the Senior Backend Developer: - Design and implement backend infrastructure to process crime data CSV files received from the police.- Develop APIs for secure data exchange ...

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. You’ll also work with HTML, CSS and JavaScript, and use Git for version control within an agile development environment. As a senior developer, you’ll contribute to technical decision making, take part in code reviews, and help uphold development standards across the team. There ...

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 .Net Developer - Onsite in Horsham - Up to £70k I am recruiting for a fast growing UK SaaS company that produces a market-leading SaaS platform used by Finance companies across the UK and Europe. Due to the continued and rapid growth of the company and the expansion … their SaaS product suite they are looking to hire a number of developers with a background in the ASP.Net. As a Software Developer, you will play a crucial role in ensuring the quality and reliability of software products to hundreds of blue-chip finance brand companies across ...

Senior .NET Developer 12-Month FTC - £63,000 + Excellent Benefits Brighton/Hybrid (6 days per month onsite) I am pleased to be supporting a leading UK governing body in recruiting a Senior .NET Developer to join their DDaT Directorate on a 12-month fixed … term contract. This is an excellent opportunity for a skilled Microsoft developer to play a key role in modernising digital services and delivering cloud-first solutions that have real public impact. About the Role This role is ideal for someone who wants to: Step into a senior technical ...

Senior Java Developer - Remote Working Lynx are currently working with a large IT consultancy to help them source a Senior Java Developer . Our client is large global Consultancy who work with enterprise clients, solving their business and technology problems using cutting edge Solutions. Responsibilities: Engaging … practices in software engineering across teams and projects Key skills and experience: Must be either SC cleared or eligible Experience working as a Java Developer Java development experience Experience working within cloud environments If this role sounds of interest, then please apply with your updated CV. ...

Senior PHP Developer Location: Fareham | Hybrid | On-site Salary: Up to £75,000 + benefits We're working with a well-established, award-winning technology business that's scaling rapidly and building a suite of market-leading products. As they continue to expand, they're looking … experienced Senior PHP Developer to join their backend engineering team. You'll play a key role in modernising core systems, improving scalability, and supporting the delivery of new features across a range of high-traffic products. The Role You'll join a collaborative, cross-functional team of backend ...

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 - 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 .Net Developer – £85,000 - Fully remote Software Developer, Software Engineer – C# .Net - Energy A highly successful and rapidly growing tech business are looking for a Senior .NET Developer to join their Agile delivery team building and evolving secure, high-volume transaction systems. This … hands-on senior engineering role where you’ll 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 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 PHP Developer Location: Fareham Hybrid On-site Salary: Up to £75,000 + benefits We're working with a well-established, award-winning technology business that's scaling rapidly and building a suite of market-leading products. As they continue to expand, they're looking … experienced Senior PHP Developer to join their backend engineering team click apply for full job details ...

Reed.ai is looking for a Senior Developer to join their team in Holborn, London. Overview Reed.ai is building the future of recruitment technology. We’re a small, fast-moving, and ambitious team on a mission to transform how people find work and employers discover talent—powered … want to build something meaningful from the ground up, this is the role for you. Key Responsibilities Contribute to our excellent team of 6 senior engineers, setting technical direction while coding and problem-solving. Own the end-to-end delivery of features, ensuring speed, scalability, and quality are never ...

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 Lawtech Developer (JavaScript/NET) Bonus | Private Medical | Pension | Hybrid Working | Cutting-edge Legal Tech London (Liverpool Street) | Hybrid (3 days office) | £85,000–£95,000 Join a forward-thinking Lawtech team where technology meets law to deliver smarter, faster legal services. This is a senior … Street Private medical, strong pension, generous holiday High-impact Lawtech projects with real autonomy Opportunity to shape how technology transforms legal services Alternative titles: Senior Software Engineer, Lead JavaScript Developer, Lawtech Technical Lead ...

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 ...