1 to 25 of 59 Senior Developer Jobs in the South East

Senior Developer GAMIT Limited is an aviation consultancy based near Stansted Airport and has been in operation for approximately 30 years with a well‐earned reputation for being a reliable and trusted provider of services to Corporate, Airline and MRO customers worldwide. We are seeking a Senior Developer to join our ROAM Technical Services team and play a key role in the development, support and continuous improvement of our software solutions. The successful candidate will act as a senior hands‐on developer responsible for delivering robust and maintainable applications using C# and .NET ...

Senior Software Engineer/Architect - Global IT Security Software company - Hybrid working in Horsham offices - to £65k This role is working for a global Software company with global headquarters in Horsham, West Sussex. They are looking for candidates who can travel to the office once or twice a week … work the rest of the time - salary up to £65k. We are looking for an experienced lead developer ready to transition into a Software Architect role, who will be responsible for defining technical strategy, architectural standards, and guiding engineering teams in delivering robust, scalable solutions. This is an opportunity ...

Senior Developer Department: IT & Innovation Employment Type: Full Time Location: Heathrow Office Description Menzies is an equal opportunities employer which means that we recruit, employ, train, pay, and promote regardless of race, religion, national origin, gender, sexual orientation, disability or age. We are building a first‐class team … impact, lead with purpose, and work in a place where your voice truly matters, keep reading! We have a great opportunity for a Senior Developer to join our team and can be based from any of our Menzies offices . Join us in shaping the future of technology ...

Senior Developer - OutSystems We are looking for an experienced Senior Developer to join a growing development team. This is a hands-on role for someone ready to take ownership of medium to high-complexity development, with a strong focus on architecture, integrations and scalable system design. ...

Senior C# Developer Based at client locations, working remotely, or based in our Godalming or Milton Keynes offices. Salary Negotiable, DoE, plus company benefits. Due to the nature of this position, you must be willing and eligible to achieve a minimum of SC clearance. To be eligible … that help the government monitor and reduce greenhouse gas emissions from commercial transport Role Summary Triad Group Plc is seeking a skilled and experienced Senior C# Developer to join our dynamic team. As a Senior Developer, you will be responsible for designing, developing, and maintaining software ...

Senior Business Central Developer An established & award-winning Microsoft Dynamics partner is looking to hire a Senior Developer to join the team. They need to grow their highly skilled team, as they look to take on more projects from new and existing customers. The business ...

looking for an experienced and driven Senior Developer to join CNS in Southampton and play a key role in the design, development, and delivery of high-quality software across our customs and logistics platforms. This role sits at the heart of CNS technology delivery, working closely with … Lead Developer and wider stakeholders to build secure, scalable, and maintainable applications. You’ll collaborate with project managers, business analysts, QA, IT operations, and other technical teams to translate business requirements into robust technical solutions. As a Senior Developer, you’ll take ownership of complex development tasks ...

looking for an experienced and driven IT Senior Developer to join our growing tech team at Reassured. You’ll play a key role in evolving our internal CRM platform, taking ownership of complex features and helping shape the systems that support a fast-paced, highly regulated business. Working … your basic salary) Free parking Referral scheme (up to £2,400 a year per referral) Incentives, including annual trips abroad If you’re a senior developer who enjoys owning complex systems, driving technical standards and mentoring others, we would love to hear from you! #J-18808-Ljbffr ...

Senior AI Developer Hybrid - Reading About the Company A leading UK technology and managed services organisation delivering modern cloud, data, AI and application solutions. The business focuses on helping customers unlock the full potential of Microsoft-aligned innovation, combining strong engineering capability with a people-first culture. … driven, collaborative and growth-focused, with genuine investment in employee development, wellbeing and long-term career progression. Role Overview This is a hands-on Senior AI Developer role for someone who wants to build production-grade AI solutions using modern engineering practices. Youll work directly with customers ...

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 Reading (2 days onsite/3 days WFH) Up to £90,000 + Bonus Were hiring for a scaling digital products business building modern, cloud-based platforms used across financial services and enterprise. This is a hands-on, product-driven role not consultancy, not legacy ...

Senior Azure Developer Competitive Salary + Excellent Benefits | Permanent | Hybrid We're looking for an experienced Azure Developer to join a growing data team, designing and delivering scalable cloud-based data integration and analytics solutions. Key Responsibilities Design, develop, and maintain Azure-based data integration solutions. Build ...

Position: Senior Salesforce Developer Employment Type: Permanent Start: ASAP (September/October 2026) Location: London, UK (Hybrid, 2 days per week office) Language(s): English Focus on SAP is a specialist SAP and ERP Recruitment organisation offering both permanent and contract staffing solutions on a global scale. Client … world’s largest organisations. The business delivers complex technology transformation programmes that require innovation, collaboration and thought leadership. Role – We are seeking an experienced Senior Salesforce Developer to design and deliver scalable, enterprise-grade Salesforce solutions across a complex digital transformation environment. This senior, hands‐on role ...

Menzies LLP is seeking a Senior Developer to join our IT & Innovation team. This role can be based from any Menzies office, including Heathrow, and focuses on designing, building and maintaining internal apps, integrations and automations that empower staff and leverage data and AI. You will work across ...

Menzies LLP is seeking a Senior Developer to join the IT & Innovation team in the Woking office. You will design, build and maintain innovative internal applications, integrations and automations that empower colleagues to work smarter and leverage data and AI across the business. You’ll lead with modern ...

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 ...

Senior .Net Developer Reading (2 days onsite/3 days WFH) Up to £90,000 + Bonus Were hiring for a scaling digital products business building modern, cloud-based platforms used across financial services and enterprise. This is a hands-on, product-driven role not consultancy, not legacy ...

Role:- Senior Application Developer – .NET & Azure Integration Services Location: London, UK Job Summary We are looking for a highly experienced, hands-on Senior Application Developer – .NET & Azure Integration Services who can independently design, develop, test, troubleshoot, and deliver enterprise-grade integration solutions. The candidate will work ...

Title: Senior Software Developer Location: Staplehurst, Kent (Please note that candidates must live within a 20 mile radius to apply) Salary: £50,000 to £60,000 (dependent on experience) Job Type: Permanent/Full time About Us: Our company is a veterinary equipment manufacturer based in Staplehurst, Kent. … expand the current software into hand-held mobile devices. This role reports directly to the Production Director. Duties and Responsibilities: This is a senior role requiring proven skills and abilities; please note this role is not suitable for applicants requiring further training/mentoring. Work with existing programmers ...

SENIOR SOFTWARE ENGINEER PHP Purpose To design and build the modular platform that will carry the business capability as we move off a forty-year-old system working in PHP 8.3 with Slim, Doctrine and PostgreSQL and to share ownership of it properly across a small team. The stack … high-level business requirements rather than from a specification handed to you. This is the majority of the work ahead. Bringing on one junior developer , which is a real part of this role and not a line on a job description. Essential experience Doctrine ORM, or another data-mapper ...

Senior Python Engineer | Infrastructure Automation |Terraform | IaC Hedge End, Southampton, Hampshire Hybrid, 2 days a week onsite £75k plus 8% bonus, 10% pension, private healthcare We're recruiting for a Senior Python Engineer to join a global AI & SaaS specialist. This is an opportunity to work on complex ...

Senior Python Engineer | Infrastructure Automation |Terraform | IaC Hedge End, Southampton, Hampshire Hybrid, 2 days a week onsite £75k plus 8% bonus, 10% pension, private healthcare We're recruiting for a Senior Python Engineer to join a global AI & SaaS specialist. This is an opportunity to work on complex ...

Senior Microsoft Dynamics D365 CE Developer Lead the ongoing development for the Global MS Dynamics CRM platform. Develop solutions to varied complexity levels for requirements from the global business Maintain a high-quality platform by with solutions developed in line with coding standard Design and implement MS Dynamics ...

Reassured in the United Kingdom is seeking an experienced IT Senior Developer to join our growing tech team. You will own backend features for our internal CRM platform, shaping scalable systems in a fast-moving, regulated business. In a collaborative Scrum setting, you’ll balance hands-on coding ...

Senior Liferay DXP Software Developer We urgently require a Senior Liferay DXP Software Developer with at least 3 to 5 years expertise of working Liferay and Java. The project involves a Liferay DXP Upgrade. You will be involved in the technical discussions to how best … Additionally part of the project will contain department knowledge transfer and training on best practise use of Liferay DXP to include: Deployment workstation/developer environment setup dependency management continuous integration This is a 6 month contract assignment. Will be based in Reading. #J-18808-Ljbffr ...