176 to 200 of 374 Senior Developer Jobs

Senior Software Developer, C#, Hybrid, COR7507 Are you a skilled C# developer looking for a role where you can make an impact beyond just coding? Join a forward-thinking team supporting both modern development and mentoring the next generation of software talent. The Role As a Senior Software Developer, you'll work primarily in C#, building and maintaining a robust, high-quality codebase while suppor click apply for full job details ...

Senior .NET Developer (MAUI/Mobile) Hybrid – 1 day per week in Bicester, Oxfordshire (Excellent rail links from London & Birmingham) £60,000 – £70,000 + excellent benefits An established UK technology business is looking for a Senior Software Developer to join a small, collaborative engineering team ...

Role Overview Insight Global is seeking a Senior Java Developer to design, develop, enhance, and support high‐throughput global payments applications. You will work across major programmes including ISO 20022 migrations, Real‐Time Payments enablement, payment engine modernisation , and regulatory scheme deliveries. This is a hands‐on engineering ...

Senior Java Developer (Elasticsearch SME) - SC Cleared - £560 per day (umbrella rate) Location: Remote (Onsite: London - when key meetings) Atrium (EMEA) are supporting a large managed service provider, looking for a Senior Java Developer with deep Elasticsearch expertise to join the data and engineering team. ...

scaling fast. They believe in clean code, strong ownership, and empowering their engineers to build with purpose. Now, they're looking for a Senior Java Developer with exceptional Java expertise to join one of their core development teams. The Role As a Senior Java Developer ...

Senior Java Developer AWS Cloud Backend Location: Bracknell Area (Hybrid 3 Days Office) Sector: Digital Health/Medical Technology Are you a Senior Java Developer who enjoys designing scalable cloud platforms and building secure backend services that power modern digital products? Were working with an innovative ...

Senior Full Stack Engineer - UK (Remote) - £60k-£70k I'm working with a UK-based organisation that is building a secure, offline-capable property visiting platform using modern Microsoft technologies. They are looking for a Senior Full Stack Engineer to play a key role in delivering the first … iteration of a strategic cloud platform that will expand under a 'fail fast' innovation model. This is an excellent opportunity for a senior engineer who thrives in structured, security-focused environments and enjoys building clean, scalable systems from the ground up. The Opportunity You'll join a senior ...

Senior React Engineer - £700 - £800 p/day – 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 ...

product, customer success, marketing, and sales, we’re gearing up for hyper‐growth. We’re looking for two down‐to‐earth professional, a conscientious Senior Software Developer, to build on what already works and unlock our next wave of innovation. ------------------------------------ 🌟 Your Impact Raise the bar sensibly. Whether … refining our Azure architecture as CTO or shipping revenue‐critical features as Senior Dev, you’ll set high standards without reinventing the wheel. Champion intuitive user experiences. Both roles care deeply about usability, ensuring our platform feels effortless for travel pros and their travellers. Own the craft. Understand ...

Senior Front End Developer Location: Newport (Hybrid - minimum 20% onsite) Salary: £47,766 - £58,575 (including allowances) Contract Type: Permanent Business Area: Digital, Information Technology Join our forward-thinking organisation where IT innovation is at the heart of our operations click apply for full job details ...

Senior DotNet Backend Developer – WealthTech SaaS Platform – London, UK – 6 Month Contract (Outside IR35) A global wealth management technology provider is seeking multiple DotNet Backend Developers to contribute to its core enterprise SaaS platform used by private banks and wealth management firms. We’re looking for developers ...

Senior Backend Developer (.NET | AI-First SaaS Platform) Compensation: Competitive, based on location and experience Location: UK or Turkey (Hybrid – Office & Remote) Keepnet is an AI-driven SaaS platform experiencing strong, sustained growth in the UK with growing global momentum, helping organisations manage human cyber risk at scale. … autonomous systems that plan, build, and operate security awareness and human risk workflows, supported by strong guardrails and observability. We’re looking for a Senior Backend Developer who wants to build production-grade backend services that power these systems, working in a multinational, AI-first engineering team where ...

Senior Front End Developers (React, TypeScript)Guildford, Surrey (Office-Based)£70000 - £100000 + 25% Bonus, 10% Pension, Private Medical. Must haves:- Must work 5 days per week in the office in Guildford.- Must have worked in a Senior Developer role already. Your new company This leading engineering … software provider is expanding its Front End capability with 2 new Senior React hires as part of a major modernisation of its global product suite. You will be working in their state-of-the-art offices in the heart of Guildford 5 days per week, close to the University ...

Role: Senior Python/GenAI Developer Location: Dublin City Centre (Hybrid - 3 Days In-Office) Role Type: Permanent/Full-Time (FTE) Our client is looking for a Senior GenAI Application Developer/Engineer to join their global technology hub in Dublin. This is a high … move beyond basic AI experimentation and into the engineering of production-grade, autonomous systems. What our client is looking for: The Python Specialist: A developer with 6-10 years of professional experience. You must have "under-the-hood" knowledge of Python, specifically for building high-throughput microservices and complex ...

Senior ODI ETL/OBIEE BI Developer 2 Year FTC - Hybrid Our client, a well-established financial services organisation, is seeking an experienced Senior ODI ETL & OAS/OBIEE BI Developer to support the design, development and ongoing management of enterprise banking data platforms. This … hands-on senior role suited to a specialist with strong Oracle data warehousing, ETL and BI experience , combined with deep banking domain knowledge , particularly across Oracle Flexcube, Oracle ERP , and ideally Finastra OPICS . You will play a key role in delivering high-quality data integration, reporting and analytics ...

leading global commodities trading firm is seeking a Senior .NET Developer to join its high-performing Data Platform team. This role sits within a business-critical engineering function responsible for building and maintaining high-throughput, low-latency data systems that underpin trading, analytics, and operational decision-making across … collaborative Scrum-based team with a strong engineering culture, contributing not just code but ideas, architectural thinking, and platform evolution. Role Overview As a Senior .NET Developer within the Data Platform team, you will play a key role in the design, development, and optimisation of highly critical systems ...

Senior Python Developer – Market Risk (Front Office/FRTB) We are seeking a Senior Python Developer to join our Front Office technology team supporting Market Risk and regulatory initiatives, including FRTB (Fundamental Review of the Trading Book). The role involves designing and delivering high-performance ...

Senior Software Developers specialising in trading systems required for an excellent client based in London. The successful Software Developer will join a extremely talented development team and you will be exposed to creating and maintaining our client's own applications based around a C#/.NET/ ...

Role/Job Title: Senior Teamcenter Developer Teamcenter Migration Project Work Location: Plots 1 & 2, Prologis Park Interchange, Progress Way, Birmingham B40 1AB Mode of Working: Onsite Duration: 6 Months Apply PLM and Teamcenter expertise to transformation programmes where robust engineering data management directly strengthens how organisations innovate … teams, bringing technical leadership, problem solving capability, and a continuous improvement mindset to deliver PLM solutions that truly elevate client operations. The Role Experienced Senior Teamcenter Developer to support Teamcenter migration and transformation program. The role involves defining and designing robust migration strategies, developing extraction & migration utilities ...

Senior Front End Developer - Angular - Permanent - Hybrid London 2 days a week - £100 - 120k base Join a high-growth fintech firm as a Senior Frontend Developer , building the interfaces that power complex financial decisions. You will spend 80% of your time hands ...

Senior Oracle Fusion Developer (SC Cleared) Remote | £650–£700 per day (Umbrella) | 12-month contract We are supporting a major UK public sector digital transformation programme seeking two Senior Oracle Fusion Developers to join an established Oracle Fusion Cloud environment. This role will suit an experienced Oracle ...

Senior Backend Engineer (PHP) - Fareham - £60k + bonus and benefits (office based for the first 3 months and then hybrid thereafter) Tech: OOP, PHP, MySQL, Git Focus: TDD, Agile, systems optimisation & Greenfield development Bonus: Kubernetes, AWS/GCP, Docker An exciting new opportunity for a Senior Backend Engineer ...

Senior Application Support Developer Location West Yorkshire Hybrid Salary £65,000 + £6,000 car allowance + up to 10% bonus We're recruiting a Senior Application Support Developer to join a technology team responsible for maintaining and supporting a large, business critical application estate that … listed, but you do need to be comfortable working in and around them. What we're looking for Strong experience as an Application Support Developer or in a support led development role, comfort working on bug fixing, tickets and small fixes rather than large feature builds, experience supporting live ...

Senior Backend Engineer (PHP) - Fareham - £60k + bonus and benefits Interested in learning more about this job Scroll down and find out what skills, experience and educational qualifications are needed. (office based for the first 3 months and then hybrid thereafter) Tech: OOP, PHP, MySQL, Git Focus: TDD, Agile … systems optimisation & Greenfield development Bonus: Kubernetes, AWS/GCP, Docker An exciting new opportunity for a Senior Backend Engineer to join an entrepreneurial business based in Fareham. Working within a dedicated LAMP environment and reporting to the project manager, you will be helping to plan and develop the product ...

modern Microsoft environments and help lead a genuine migration programme rather than just maintain old systems. The business is growing and needs an experienced developer who can help move a core platform forward. Some of the estate is still in VB.NET, but the direction of travel is clear: modernising … regulated healthcare setting. That means the work matters, but it also means security, reliability and data handling standards need to be taken seriously. Senior .NET Developer £60,000 Remote with quarterly office visits This role is mainly back-end focused and would suit someone with strong C#/ ...