26 to 50 of 304 Senior Developer Jobs in the UK

Senior PHP Developer OOP, PHP, LAMP, AI, HTML, CSS, JavaScript Hybrid options in Chichester, West Sussex Salary DOE A highly respected digital agency is seeking a Senior PHP Developer to join its growing technical team in Chichester. The business specialises in delivering bespoke websites, ecommerce platforms … known for building long-term client relationships, maintaining high engineering standards and investing heavily in its people. This is an excellent opportunity for a developer who enjoys solving complex problems, taking ownership of projects and working directly with clients to deliver meaningful business outcomes. The Role The successful candidate ...

Senior PHP Developer OOP, PHP, LAMP, AI, HTML, CSS, JavaScript Hybrid options in Chichester, West Sussex Salary DOE A highly respected digital agency is seeking a Senior PHP Developer to join its growing technical team in Chichester. The business specialises in delivering bespoke websites, ecommerce platforms … known for building long-term client relationships, maintaining high engineering standards and investing heavily in its people. This is an excellent opportunity for a developer who enjoys solving complex problems, taking ownership of projects and working directly with clients to deliver meaningful business outcomes. The Role The successful candidate ...

Senior Full Stack Developer Location: Birmingham (Onsite) Salary: £60,000 - £80,000 DOE Job Type: Permanent, Full-Time Senior Developer - Platform Stability, Performance & Engineering Excellence We're looking for an experienced Senior Developer who enjoys solving complex technical challenges and improving the quality, resilience ...

Senior Full Stack Developer Remote (UK-based only) · Permanent · Full-time · Up to £60,000 + Benefits A global design and technology studio is looking for a Senior Full Stack Developer to sit alongside their existing tech lead, own end-to-end technical delivery across … runs the development function and sets a high bar, but the team is at capacity, and there's a clear need for a second senior developer who can genuinely share the load, not just execute tasks. Day to day you'll sit within a cross-functional delivery team ...

Senior .NET Developer - .NET, React, SQL £60,000-£80,000 Oxford/Remote Harvey Nash have partnered with a global business well established within the online gaming/gambling industry who have ambitious growth plans heading into 2024. The company have a wide array of clients ranging from … independent gaming studios to the world’s largest online casinos delivered into by teams across UK, Canada, South Africa, and China. The successful .NET Developer will be a key player in building two additional online presences to the company’s existing client based, as they look to produce ...

Senior Fullstack Developer l React Native l Typescript l AWS serverless l end to end features l GraphQL l £550 per day l Outside IR35 l three days a week in London l 6 months We're hiring a Senior Fullstack Developer to join a high … Initial 6 month contract Start date: Immediate If you're interested, please apply or send your cv to and I'll be in touch! Senior Fullstack Developer l React Native l Typescript l AWS serverless l end to end features l GraphQL l £550 per day l Outside ...

Senior Frontend Developer (ReactJS) 📍 Manchester/Hybrid 💰 Perm Hybrid role with £65,000 PA salary We're partnering with an innovative technology business that is building a brand-new greenfield platform and is looking for a Senior Frontend Developer to join the team at an early … High level of ownership and technical influence 🚀 Collaborative and growth-focused engineering culture 🚀 Opportunity to mentor and develop junior engineers If you're a Senior React Developer looking for a role where you can influence technical decisions and help build a product from the ground ...

Senior Developer Introduction Addition partners with energy leaders to help bring in people who make technology work for real customers. This role sits at the centre of that mission—owning a key customer-facing platform and helping build new internal capability as the business modernises toward a more … data owners Help shape the direction of the internal development function, including modernisation work and the adoption of AI tooling Main Skills Needed Senior .NET delivery: Strong, hands-on experience with C# and .NET (Framework), delivering production-grade applications with real ownership API & service architecture: Confident building REST APIs ...

Senior PHP Developer OOP, PHP, LAMP, AI, HTML, CSS, JavaScript Hybrid options in Chichester, West Sussex Salary DOE A highly respected digital agency is seeking a Senior PHP Developer to join its growing technical team in Chichester. The business specialises in delivering bespoke websites, ecommerce platforms ...

Senior PHP Developer OOP, PHP, LAMP, AI, HTML, CSS, JavaScript Hybrid options in Chichester, West Sussex Salary DOE A highly respected digital agency is seeking a Senior PHP Developer to join its growing technical team in Chichester. The business specialises in delivering bespoke websites, ecommerce platforms ...

ServiceNow Senior Developer Edinburgh (Hybrid, 3 Days Onsite) Apply promptly! A high volume of applicants is expected for the role as detailed below, do not wait to send your CV. Contract: 612 Months We're seeking an experienced ServiceNow Senior Developer to join a major enterprise ...

Senior PHP Developer OOP, PHP, LAMP, AI, HTML, CSS, JavaScript Hybrid options in Chichester, West Sussex Salary DOE Considering applying for this job Do not delay, scroll down and make your application as soon as possible to avoid missing out. A highly respected digital agency is seeking … Senior PHP Developer to join its growing technical team in Chichester. xkybehq The business specialises in delivering bespoke websites, ecommerce platforms and business systems for clients across a range of sectors. Founded by developers and still h Please click on the apply button to read the full ...

Reed.ai is looking for a Senior Developer to join their team in Holborn, London. Overview Join a collaborative, forward-thinking team that values creativity, experimentation, and impact—and help redefine the future of recruitment through intelligent, human-centered technology. We’re looking for a talented and experienced Senior Fullstack Developer to play a pivotal role in the development and growth of a brand-new AI recruitment platform as it prepares to enter the market this summer. This is a rare opportunity to take a product from Beta launch to full market release and beyond, shaping ...

Senior Digital Java Developer Rate 640 pounds per day, Umbrella per day, Inside IR 35 Location - Manchester, Leeds, Birmingham, Newcastle - 3 days per week 12 months contract We are seeking an exceptional Senior Java Developer to join one of the impactful digital transformation programmes. This … modern cloud-native applications at scale, this role offers an outstanding opportunity to make a real difference. What You'll Be Doing As a Senior Java Developer, you will be a key member of an Agile delivery team working alongside Developers, Architects, Designers, Product Managers, and Business Analysts ...

Senior Python Developer/Backend Software Engineer (TypeScript Rust Security) Cambridge to £80k Do you have strong backend software development experience? You could be joining the world's most advanced cybersecurity technology business that uses AI technology to protect clients across the globe from advanced cyber threats, working … alongside a team of friendly and supportive people and enjoying a host of perks and benefits. As a Senior Python Developer within the R&D team you'll work on a new Greenfield product to combat the threat of AI based security attacks. You'll work ...

Senior Python Developer/Backend Software Engineer (TypeScript Rust Security) Cambridge to £80k Do you have strong backend software development experience? You could be joining the world's most advanced cybersecurity technology business that uses AI technology to protect clients across the globe from advanced cyber threats, working … alongside a team of friendly and supportive people and enjoying a host of perks and benefits. As a Senior Python Developer within the R&D team you'll work on a new Greenfield product to combat the threat of AI based security attacks. You'll work ...

Senior Python Developer/Backend Software Engineer (TypeScript Rust Security) Cambridge to £80k Have you got what it takes to succeed The following information should be read carefully by all candidates. Do you have strong backend software development experience? You could be joining the world's most advanced … globe from advanced cyber threats, working alongside a team of friendly and supportive people and enjoying a host of perks and benefits. As a Senior Python Developer within the R&D team you'll work on a new Greenfield product to combat the threat of AI based security ...

Role Overview Insight Global are seeking a Senior Developer to design, develop, enhance, debug, support, maintain, and test payments technology applications that underpin a portfolio of global payments programmes. These include ISO 20022 migrations (CHAPS, TARGET2, SWIFT CBPR+), real‐time payments enablement, modernisation of payment engines/integration … layers, and regulatory or scheme‐driven delivery across multiple regions. The Senior Developer will be a seasoned technologist contributing to the design and implementation of high‐throughput, mission‐critical services. This role does not manage direct reports but plays a key part in engineering delivery, cross‐team collaboration ...

C# Senior Software Developer - Onsite My client is seeking a talented C# Senior Software Developer to join their Preston-based team. This role offers an exciting opportunity to lead projects, mentor junior developers, and work on high-impact, secure banking solutions. You will … Work in a supportive, collaborative, and technically driven environment Gain experience in high-security, mission-critical software projects Interested? Please Click Apply Now!C# Senior Software Developer ...

Senior Java Developer Location: Glasgow Work Schedule: 2 to 3 days per week onsite (Hybrid) Rate: up to £300 inside IR35 Industry: Banking & Financial Services Company Work Schedule: 2 to 3 days per week onsite (Hybrid) Contract Duration: 1st July 2026 - Dec 2026 Join a leading UK Banking … technology services provider as a Senior Java Developer. Job Overview: We are looking for a Senior Java Developer who has strong full stack experience with a focus on back-end development and JSF-based UI, delivering scalable applications using microservices and component-based architecture. The candidate ...

handful of long-standing third-party clients, we’re scaling our own SaaS product, Spark Travel, at pace. You’ll join a smart, collaborative, senior-led team that cares about clear thinking, sensible architecture, and building software that stands up in the real world. Spark Travel … helps travel professionals do complex work faster, better, and with more confidence. We’re now looking for a down-to-earth, conscientious, hands-on Senior Software Developer to help us build the next stage of Spark and support selected long-standing Webigence client systems. --- 🌟 Your Impact Raise ...

Senior Java Developer Location: Glasgow Work Schedule: 2 to 3 days per week onsite (Hybrid) Rate: £320 outside IR35 Industry: Banking & Financial Services Company Work Schedule: 2 to 3 days per week onsite (Hybrid) Contract Duration: 1st July 2026 - Dec 2026 Join a leading UK Banking and technology … services provider as a Senior Java Developer. Job Overview: We are looking for a Senior Java Developer who ha... WKCL1_UKTJ ...

Senior Java Developer Location: Glasgow Work Schedule: 2 to 3 days per week onsite (Hybrid) Rate: up to £300 inside IR35 Industry: Banking & Financial Services Company Work Schedule: 2 to 3 days per week onsite (Hybrid) Contract Duration: 1st July 2026 - Dec 2026 Join a leading UK Banking … technology services provider as a Senior Java Developer. Job Overview: We are looking for a Senior Java Developer w... CRWG1_UKTJ ...

Senior Software Developer Up to 80k Bristol, Hybrid Python, AWS and MLOps Benefits: 28 days holiday plus bank holidays Pension and matched contributions Private health care I am working with a new and exciting startup client looking for a Senior Software Developer using Python and AWS. ...

Senior C# Developer/Backend Software Engineer (C# .Net Core) Check you match the skill requirements for this role, as well as associated experience, then apply with your CV below. *Newcastle onsite * to £110k Are you a senior, backend focused C# Developer with a strong academic … contribution Continuous career development opportunities Social team atmosphere with a range of events and early finish for drinks on Fridays Your role: As a Senior C# Developer you will collaborate with a small, talented team to deliver the core platform using the latest versions of C# .Net ...