151 to 175 of 259 Senior Developer Jobs

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 ...

Hiring: Senior Ruby on Rails Developer (Remote - UK Based) Location: Anywhere in the UK (100% Remote) Job Type: Full-Time | Flexible Hours | Work-Life Balance Champions Why This Role Rocks: Ready to level up your dev career with a company that actually values innovation, autonomy, and continuous learning … Stay ahead of the tech curve with the latest tools and trends What they are looking for: Proven experience as a Full Stack Developer (or similar) Proficiency in Ruby and TypeScript Solid with Ubuntu , MySQL , and AWS Comfortable with front-end tech (HTML, CSS, JavaScript) A sharp ...

United States Digital Space LLC in London (hybrid) is seeking a Senior Quant Developer with a banking/financial services background to expand fixed income quantitative models in partnership with Quants. The role offers a full development lifecycle from requirements to production delivery in a collaborative, growth-focused ...

building and improving applications which make a real impact in how our services function, and ultimately improving the lives for our residents. As a Senior Software Developer you will have: Demonstrable experience of the whole development lifecycle for Microsoft Power Platform. Passion for Microsoft Power Apps, Power Automate ...

building and improving applications which make a real impact in how our services function, and ultimately improving the lives for our residents. As a Senior Software Developer you will have: Demonstrable experience of the whole development lifecycle for Microsoft Power Platform. Passion for Microsoft Power Apps, Power Automate ...

Location London, Hybrid Role Type 12 Month Contract Rate £800 - £900 per day Delta Capita is seeking a highly skilled Senior Rates Developer to join our Global Markets Technology practice. This role sits within a specialist team responsible for delivering pricing, eTrading and eRisk capabilities across Rates ...

month contract with potential to convert to FTECompensation Range: $45.00 - $50.00/hr W2An enterprise Corporate Website Management (CWM) team is seeking a Senior Web Developer to lead enterprise corporate website development. Operating like an internal agency, this team manages the design, implementation, testing, content production, data analytics … CSS3/SASS, and scalable front-end patterns.AI-Enabled SDLC: Apply AI to improve delivery outcomes by designing effective prompts and building/testing developer assistants and agentic workflows that accelerate code build, quality checks, and automated testing within Jenkins/GitHub pipelines.Design Integration: Work from Figma wireframes ...

seeking a highly skilled and motivated Senior Java Engineer to join our innovative development team. You will be instrumental in designing, developing, and maintaining high-performance, scalable applications and services. This role requires deep expertise in modern Java ecosystems, microservice architectures, and distributed systems design patterns. Requirements 7+ years ...

Senior Solutions Developer, Prototyping and Customer Engineering (PACE) Job ID: 10474615 | AWS EMEA SARL (UK Branch) Do you have a builder’s mentality where “show me” means more than “tell me”? Are you passionate about technology, understand cloud architectures and platforms, and quick to pick up emerging technologies … looking for experienced and motivated technologists who possess a unique balance of technical depth and strong interpersonal and writing skills. As a prototype developer, you will partner with customers and other AWS teams to craft solutions that address customer use cases and accelerate the adoption of AWS. You will ...

Airtask Group working together with CarteNav, two aligned companies within the PAL Group, are looking for a full-time Senior Software Developer with strong experience in Angular and Spring Boot to help design and deliver scalable, secure, and high-performance web applications. This is a hands-on full ...

Senior Java Developer | Electronic Trading | VP/Executive Director Location: London Working Pattern: Hybrid, 3 days per week in the office Salary: Up to £200,000 base + exceptional bonus (Total Compensation up to £350,000) Join one of the largest growth programmes in Electronic Trading Technology … trading platforms from the US into Europe. This is an opportunity to join a business that is actively building rather than maintaining, with multiple senior hires planned over the next 12 months. You'll work alongside experienced engineers developing the next generation of low latency electronic trading systems supporting ...

Contract Role – Senior FX e-Trading Java Developer – London/Hybrid – 12 months initial – Inside IR35 PAYE Role Overview: Job Title: Senior FX e-Trading Java Developer Location: Hybrid – 4 days onsite per week in London Contract Type: Contract Duration: 12 months initial Rate … desktop container experiences to low-latency backend services. Lean into the latest AI coding tools to accelerate delivery, strengthen code quality, and enhance developer experience. What you’ll do Architect and implement scalable, event-driven, and microservices-based backend components, including APIs, market data, order/risk workflows ...

Location London, Hybrid Role Type 12 Month Contract Rate £700 - £800 per day Delta Capita is seeking a highly skilled Senior eTrading Developer to join our clients Global Markets Technology practice. This role will focus on developing and enhancing low‐latency components within an electronic trading (eTrading ...

Full Stack Developer (C#/React/Azure) Location: Coventry - Hybrid (2 days onsite per week) Salary: £60,000 - £70,000 Eligibility: Must be based in the UK - no visa sponsorship available About the Company Join a fast-moving digital team that's modernising enterprise systems and building next … ownership of technical direction and architecture Competitive salary between £60,000 and £70,000 Sound like you? If you're a hands-on C# Developer with a passion for building scalable, modern applications, we'd love to hear from you. Apply now or get in touch for a confidential ...

International), part of Disney Destinations International (DDI), the division that brings Disney Parks, Resorts, and experiences to guests across EMEA. We are seeking a Senior Web Application Developer to join our talented team based in Hammersmith, London, and play a pivotal role in the next phase … designing, building, and maintaining scalable, secure web applications that deliver complex solutions smoothly and seamlessly across multiple platforms. Working closely with stakeholders, the developer will bring technical excellence, creative problem-solving, and a proactive approach to continuous improvement. The successful candidate will demonstrate high standards, attention to detail ...

Hopeghospital in Greater London is seeking a Senior Java Developer to design and maintain high-quality Java applications. The role involves collaborating with cross-functional teams to deliver scalable solutions, optimizing performance, and mentoring junior developers. Candidates must have strong proficiency in Java, Spring, Hibernate, and experience with ...

financial services, and insurance. We thrive on engineering excellence, collaboration, and a passion for cutting‐edge technologies. Role Overview We are seeking an experienced Senior KDB+ Developer to design, develop, and optimize high performance data platforms built on kdb+. The ideal candidate will have deep expertise in kdb+ ...

Castleton Commodities International (CCI) is hiring a Senior ETRM Application Developer to expand our Commodities Trading Application Development team. This role sits at the center of our end-to-end trading lifecycle and is responsible for building and enhancing the applications and integrations that support front-to-back ...

summary Join Worcestershire Acute Hospitals NHS Trust as a Senior Business Intelligence Developer and play a key role in shaping the future of healthcare analytics and data-driven decision making across the Trust. This is an exciting opportunity for an experienced SQL and BI professional to work within … improvement and digital transformation. Please note, candidates are required to be on-site two days a week Main duties of the job As a Senior Business Intelligence Developer, you will support the delivery of high-quality business intelligence solutions that enable informed decision making across the Trust. ...

Ltd. is seeking a Senior Software Developer to help build reliable, scalable billing and commerce systems. You will join a tight-knit team and own substantial backend components from day one, collaborating with engineers, product, finance, and operations. The role is remote with flexible hours. The stack ...

Location: London, Hybrid Role Type: 12 Month Contract Rate: £700 - £800 per day Delta Capita is seeking a highly skilled Senior eTrading Developer to join our clients Global Markets Technology practice. This role will focus on developing and enhancing low‐latency components within an electronic trading (eTrading ...

Hays are now looking for a Full Stack Developer for one of our local retail clients: Flexible Rate - Inside IR35 3 days a week onsite Location is Bury We're supporting a leading global footwear retailer as they build Marketplace and Conversion Optimisation squads to deliver improvements across their … reviews and day-to-day delivery Embed automated testing, security and quality throughout the development lifecycle Improve CI/CD pipelines, deployment processes and developer experience Design scalable, maintainable solutions and reduce technical debt Drive automation and continuous improvement across engineering teams Utilise AI-assisted engineering tools to improve ...

Senior Java Developer Electronic Trading VP/Executive Director Location: London Working Pattern: Hybrid, 3 days per week in the office Salary: Up to £200,000 base + exceptional bonus (Total Compensation up to £350,000) Join one of the largest growth programmes in Electronic Trading Technology ...

established client is looking for a Senior Oracle Developer to join their growing team. The successful candidate will need to have approximately 10 years plus of solid Oracle PL/SQL development skills gained within large scale information systems environments with a good understanding of configuration management. Financial ...

reach and stability of a global financial services business. To learn more, visit Payments.corpay.com/cross-border. Role Overview: We are looking for a Senior Full Stack Software Developer to help evolve the platforms that power Corpay Cross-Borders international payments and foreign exchange capabilities. This ...