101 to 125 of 239 Senior Developer Jobs

Senior Front-End Developer Midlands – Flexible Hybrid WorkingUp to £60,000 + benefits12-month FTC We’re currently supporting a business in hiring a Senior Front-End Developer to join their Innovation & Development team. You’ll be working across a range of modern digital products, including … feature development across web and mobile platforms• Support testing, code quality, and front-end best practices• Mentor and support a junior Front End Developer Key Skills Required:• React + TypeScript• Redux• JavaScript• HTML & CSS• Component-based development Desirable:• Jest or automated front-end testing experience• Azure DevOps exposure• React ...

Senior C++ Developer (Hybrid, UK-Based) Location: London Salary : £80,000 - £100,000 + EMI Share Options + Private Medical Insurance Vacancy Type: Full-time, Permanent We take care of time, so our customers don’t have to. At Hoptroff, we build nanosecond-accurate, software-driven timing systems … eternity, our software is what’s keeping the world in sync. We’re entering an exciting phase of growth and looking for a Senior C++ Developer to join our small, high-calibre engineering team. You’ll write modern C++ (C++20 or later) at the heart of our Linux ...

Senior Software Developer, AI Engineering, London, COR7550 Are you a Software Engineer with a passion for AI and building scalable systems from the ground up? This is a rare opportunity to join as an early member, shaping both the technology and the engineering of an ambitious product … Role As a Senior Software Engineer, you’ll play a pivotal role in designing and delivering a modern, AI-driven platform. Your work will span multiple areas, from developing intelligent systems and data pipelines to contributing to scalable SaaS infrastructure. You’ll help define architecture, improve developer workflows ...

offer our clients locally based skills and technical expertise to drive innovation and adoption of new technology. Role and responsibilities We are seeking a Senior Java Developer to work at IBM, supporting our Public Sector and Defence clients by designing and building high‐quality applications using Java/… Vetting (eDV). Desirable Certifications Oracle Certified Associate, Java Programmer (OCA) Oracle Certified Professional, Java Programmer (OCP) Spring Professional Certification Docker or Kubernetes Certification Senior Java Developer - eSC or eDV required Job ID 110298 City/Township/Village State/Province Hampshire, Gloucestershire, London, City of, Manchester ...

Senior Full Stack Developer (Python & Vue.js) - Contract Contract Length: Initial 3 Months Location: Fully Remote (UK Based) Day Rate: Competitive IR35 Status: Outside IR35 Please note: Candidates must be UK based. Sponsorship is not available for this role. The Opportunity We're working with a growing technology … organisation looking for an experienced Senior Full Stack Developer to support the development and evolution of several core business systems and integrations. This is a hands-on contract role suited to someone with a strong backend engineering focus, while still being comfortable contributing across the frontend where required. ...

Senior Full Stack Developer (Python & Vue.js) - Contract Contract Length: Initial 3 Months Location: Fully Remote (UK Based) Day Rate: Competitive IR35 Status: Outside IR35 Please note: Candidates must be UK based. Sponsorship is not available for this role. The Opportunity We're working with a growing technology … organisation looking for an experienced Senior Full Stack Developer to support the development and evolution of several core business systems and integrations. This is a hands-on contract role suited to someone with a strong backend engineering focus, while still being comfortable contributing across the frontend where required. ...

Senior Guidewire Developer. Full time, Mon - Fri 37.5 hours per week. Flexibility, bonus scheme and many more fantastic benefits! Join the Applications team driving the Guidewire Cloud rollout across Europe. You'll design, develop, and maintain legacy systems using Guidewire and other technologies, delivering high-quality solutions within ...

Description Senior iOS Developer Swift/SwiftUIBracknell area | Hybrid working (3 days in the office) Were looking for an experienced Senior iOS Developer to join a growing software team working on consumer-facing digital health applications. This role would suit someone who enjoys building well-structured ...

Based in our Runcorn office, the Senior Data & Analytics Developer will provide technical leadership across our data and analytics landscape, designing and delivering high-quality, scalable analytics solutions using modern cloud technologies. The role plays a key part in shaping data strategy, mentoring developers, and enabling the business … Specialty Vinyls; Organic Chlorine Derivatives; Chlor Alkali; Hydrogen and Performance Chemicals. Our annual commercial production volume is circa 10 million tonnes. Description The successful Senior Data & Analytics Developer will be responsible for but not limited to: Provide technical leadership for the design and delivery of Data & Analytics solutions ...

Senior Software Engineer (Contract) 3-Month Engagement | Outside IR35 | Up to £475 per day | Hybrid (London/Ipswich) A rapidly expanding SaaS company is seeking an experienced Senior Software Engineer to support their agile delivery team on an initial 3-month contract. This position offers a strong ...

Senior Software Developer - C++ and Rust - is required by highly successful and fast growing technology consultancy. They build data, AI and software solutions for clients in a broad range of industries, working on demanding problems in challenging environments. The role They are looking for a Senior Software … Developer to lead delivery on demanding software projects. This role is focused on C++ and Rust development. This is a hands-on role for an experienced engineer who wants to stay close to the code. What makes a great candidate A track record of technically leading complex software deliveries ...

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 ...

Senior Django/Python Developer Pay Rate: up to £700 (Inside IR35 - Umbrella) Duration: 6 months' Working arrangement: Once a every 3 months - London We're working on behalf of aFTSE 100 leading UK retailer, supporting the expansion of a highly successful AI-driven Smart Pricing programme. Following … results across well-known UK household brands, the organisation is now extending this platform across its European operations and is looking for an experienced Senior Django/Python Developer to support the next phase of delivery. This is a pure backend role, focused on scalable, high-quality Python ...

Senior Software Engineer (Full Stack) | Manchester, Hybrid | £55,000 - £65,000 Overview We're supporting a growing, tech company in their search for a Senior Software Engineer to help drive the evolution of their platform. This role suits someone who enjoys building robust applications, influencing technical direction … Experience working within a cross-functional product development team Benefits Flexible working hours 25 days holiday + bank holidays Pension scheme New tech provided Senior Software Engineer (Full Stack) | Manchester, Hybrid | £55,000 - £65,000 Oscar Associates (UK) Limited is acting as an Employment Agency in relation to this ...

Senior Salesforce Developer (FSC/Data Cloud/Marketing Cloud) London (Hybrid) Up to £90,000 + Benefits UK Passport Holders/ILR Only. We're hiring a Senior Salesforce Developer to play a key role in a major platform transformation across Financial Services Cloud, Data … Data Cloud concepts (segmentation, identity resolution, data modelling) Experience integrating Salesforce with external systems Familiarity with Agile and CI/CD practices Salesforce Platform Developer I (or working towards) Nice to have: Financial services or regulated industry experience Exposure to Marketing Cloud Next/Advanced Data Cloud or Marketing ...

Senior Software Engineer - £75,000 (DoE) Title : Senior Software Engineer (C++) Client : Graphics Tech Location : Cambridge Salary : Up to £75,000 (DoE) This is an opportunity for a Senior Software Engineer to join a small team leading a niche within the graphics-tech industry. You will ...

## Senior Quantitative DeveloperApplylocations: Greater London: Aalborgtime type: Full timeposted on: Posted Todaytime left to apply: End Date: May 31, 2026 (9 days left to apply)job requisition id: R0070801**Join us, be part of more.** We’re so much more than an energy company. We’re a family … multiple portfolios, enabling more holistic and optimal hedging decisions* Assisting originators in development of structured products across the Renewables, LNG, Gas & Power sectors.As a **Senior Quantitative Developer** you will become part of an agile team of circa 10 people located across our offices in both London ...

Senior Software Engineer (Python/Java, AWS) London, Manchester or Gloucestershire - primarily on site £60,000-£65,000 per annum basic salary, with some flexibility at the top end for the right candidate £15,000-£20,000 per annum in additional compensation related to clearance and wider benefits ...

Senior Software Engineer (Python/Java, AWS) London, Manchester or Gloucestershire - primarily on site £60,000-£65,000 per annum basic salary, with some flexibility at the top end for the right candidate £15,000-£20,000 per annum in additional compensation related to clearance and wider benefits ...

Central Employment Technology division are working with a scaling in-house Software team as they look to recruit a Mid-Senior .NET Developer, with the opportunity to work on digital projects like a new customer app and modern web platforms. Fully office based in Tyne & Wear, part … Package • Up to £50,000 salary • 25 days holiday + bank holidays • Holiday buy and sell options • Private medical insurance • Company pension scheme Mid-Senior .NET Developer profile:- You will contribute to the development and maintenance of the company's web platforms, working on end-to-end delivery ...

Role: Senior Python/GenAI Developer Location: Dublin (OR) Belfast (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 ...

Position: Senior Java Microservices Developer Location: McLean, Virginia (5 days on-site) Duration: Contract Job ID: 176946 Job Overview: We are seeking a highly skilled Developer-Java, J2EE Specialist with over 10 years of experience in application development, prototyping, and high-level technical consulting. The ideal candidate ...

Title: Senior UX/UI Developer (Gen AI) Role Overview: We are looking for a Senior UX/UI Developer with Gen AI experience to build an AI-powered Developer Portal focused on developer productivity and SDLC automation. Key Skills: 8+ years … systems (WebSockets/SSE) Responsibilities: Design and build AI-driven UI workflows (chat, copilots, agent workflows) Develop scalable React applications and reusable components Create developer-focused tools and automation interfaces Integrate real-time data and collaborate with backend teams Ensure high performance and user-friendly ...

Network, Security, Product Delivery, Data System and Development Teams. The work you will be doing We are looking for an experienced and pro-active senior software developer to join our team. This is a hands-on software engineering role, ideal for someone who thrives on solving complex problems … proven through testing Apply software development, microservices and API design best practices, and participate in code reviews Produce relevant and high standard documentation, developer-level tests, and deployment procedures Give accurate task estimates, and provide progress status to management Collaborate with cross-functional teams including frontend developers, product managers ...

Excellent opportunity for a Senior Software Developer to play a key role in architecting, developing, and enhancing our clients in-house trading and research systems. This is an opportunity to work on greenfield projects, influence architectural decisions, and directly impact systems that support real-world trading strategies. … senior member of the team, you will contribute both technically and strategically, helping shape development standards, performance optimisation, and system scalability. You will primarily work within a C# .NET SQL Server ASP.NET ecosystem, developing high-performance, reliable, and maintainable applications. Key Responsibilities Design, develop, and maintain high-performance applications ...