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    Senior Frontend HTML/CSS Developer — Remote

    Prolific is seeking a Senior HTML/CSS Developer to join our Expert Network. This role involves evaluating AI-generated frontend code, ensuring adherence to best practices, and contributing to the development of high-quality AI models. Ideal candidates have a BSc in Computer Science or related fields, e ...

    Senior .NET Full Stack Developer – Remote

    Ems-Inc. is looking for a Senior Full Stack .NET Developer to enhance customer experience applications. This role emphasizes collaboration, code review, and mentorship within a dynamic remote team. Candidates should have at least 6 years of C# experience and 4 years with React/TypeScript. The position ...

    Senior Dynamics 365 Developer & Platform Lead

    Ad Warrior Ltd is seeking a Senior Developer (Dynamics) to join their application development team. You will play a crucial role in developing applications that enhance road safety for frontline staff. This position involves working with Microsoft Dynamics and requires strong experience in software developmen ...

    Senior Developer – Azure Integration Services (AIS)

    Location: London (Hybrid – 2 days onsite) Contract Type: Contract Duration: 6 months We are seeking a Senior Developer – Azure Integration Services (AIS) to join a large-scale enterprise integration programme within a complex SaaS-based ERP ecosystem. The suc ...

    Senior Salesforce Developer & Tech Lead — UK

    Laotop recherche un développeur Salesforce senior pour plusieurs clients au Royaume-Uni, y compris Londres et les Midlands de l'Est. Les responsabilités incluent le développement, la gestion de projet et l'architecture Salesforce. Les candidats doivent avoir des compétences en développement Salesforce, ...

    Senior Game Developer in Sunderland tombola

    Senior Game Developer Sunderland, United Kingdom Posted 12 months ago Tech stack OOP mentoring TypeScript JavaScript Tasks and Responsibilities Technical mentoring of junior team members. Knowledge of Ja ...

    Senior C# Developer for Banking Solutions

    avacone Switzerland is seeking a Professional/Senior C# Developer in Greater London to deliver high-quality software solutions within the banking sector. The role involves design, development, and maintenance of applications using C# and .NET in a collaborative IT environment. Candidates should have strong skill ...

    Senior .Net Developer (Scale Up, Exclusive)

    Senior Software Engineer | C# .NET | Hybrid Belfast Senior backend engineering role on a mission‑critical, high‑throughput payments platform. C# / .NET, SQL Server, CI/CD, BDD – serious technical challenge at real transaction volumes Hybrid working, 2 days in the Belfast c ...

    Senior Web Developer (MVC/React, PHP)

    Java Script Works in Bath is seeking a programmer who thrives in a close-knit, technology-driven culture. A solid understanding of programming languages, and hands-on experience with MVC and modern JavaScript frameworks, is essential. The role promotes collaboration and values learning in areas like accessibilit ...

    Senior Integrated Modeller and Code Developer

    # Senior Integrated Modeller and Code DeveloperUnited Kingdom Atomic Energy AuthoritySoftware Engineering# Senior Integrated Modeller and Code Developer## Overview of ResponsibilitiesThe salary for this role is **£57,117 (inclusive of a Specialist Allowance)** *. **Onsite working** is expected for 3 **days each ...

    Senior Oracle Payroll Product Developer (Hybrid)

    Norfolk County Council is seeking an experienced Payroll Functional Product Developer to focus on the Oracle Payroll system. The successful candidate will work collaboratively with the Payroll Product Owner, development team, and third-party support to design and implement new features based on stakeholder needs ...

    Senior Apparel Product Developer – Menswear & Womenswear

    TRP Recruitment ltd is seeking a Senior Product Developer to join the Reebok team in Watford. This role involves managing product development for men's and women's apparel, ensuring quality and supplier coordination from concept through to bulk production. Ideal candidates will have over 5 years of experience in ...

    Senior Developer Hybrid Public Digital Services

    The Driver and Vehicle Standards Agency (DVSA) seeks a Senior Developer to join their mission of improving public services. You will design, build, and enhance digital platforms that serve millions across the UK. This role allows for hybrid working and offers a competitive salary of £44,241, with additional allo ...

    Senior Earnix Developer Insurance Pricing Architect

    EXL is seeking a Data Management and Analytics Developer to lead Earnix pricing solutions implementation in their Insurance business. The ideal candidate will have over 5 years of experience in insurance technology, with a strong background in Earnix systems, cloud technologies, and APIs. The position offers a c ...

    Senior SharePoint Administrator & SPFx Developer – Hybrid

    Eutopia Solutions is seeking a Senior SharePoint Administrator in London for a hybrid position. The role involves designing and developing SharePoint environments, leading migrations from SharePoint 2016 to modern platforms, and managing system administration tasks. Strong hands-on experience with SharePoint SE, ...

    Senior Front end JavaScript developer sought!

    Senior Front-end Developer Byte9 is seeking an experienced front‑end JavaScript developer. We are a leading agile web‑development company based in London, expanding our team to work on new projects, digital pivots, and innovative developments for our core Blaze product, now open source. < ...

    Model Developer Senior Analyst Structured Finance

    About the Role Grade Level (for internal use): 11 The Structured Finance (SF) team develops and maintains quantitative criteria, models, and tools that support credit rating and research across ABS, RMBS, CMBS, and structured credit. The team values technical rigor, timely delivery, and c ...

    Senior .NET Lead Developer Build & Mentor

    South 11 in Manchester is seeking an experienced software developer to lead design and development efforts. The role involves coding in C# .NET, working with SQL/MySQL, and collaborating with a diverse team to deliver high-quality software solutions. Ideal candidates have a strong background in Agile project wor ...

    Senior Power Platform & Dynamics Developer Remote

    With Intelligence is seeking a Microsoft Power Platform / Dynamics Developer based in London. The role involves designing and maintaining Model-Driven and Canvas-Driven applications, integrating them with various APIs, and ensuring security and performance across solutions. Ideal candidates should have extensive ...

    Senior BI Analyst / Developer circa £60k

    Senior BI Analyst / Developer - circa £60,000 Turn data into action We're hiring a Senior BI Analyst / Developer to join a high-impact Business Systems team driving real change across a growing organisation.This is a hands-on role where you'll deliver end-to-end data solutions - from Power BI dashboards and data ...

    Senior Quantitative Developer – Systematic Rates Trading

    Want to work at a hedge fund that is expanding within systematic trading? Increase your chances of an interview by reading the following overview of this role before making an application.This is a high-impact role where you’ll collaborate closely with traders and portfolio managers to d ...

    Senior Delphi Developer Enterprise Apps (Hybrid)

    IT Talent Solutions is searching for an experienced Application Developer to enhance enterprise applications for global clients. In this hybrid role, you’ll maintain and develop Delphi-based applications, collaborating with technical teams to deliver high-performing solutions. To succeed, you need exte ...

    Senior D365 & Azure Lead Developer Hybrid

    Logic Managed Services Ltd is seeking a Lead D365 Developer to join an Omnichannel team and lead the design of Dynamics 365 solutions. This role emphasizes hands-on development, mentoring, and cloud solutions using Microsoft technologies. The position requires experience with C#, Dynamics 365, and Azur ...

    Senior Salesforce Developer & Technical Lead (Remote)

    An established industry player in consulting seeks a Senior Salesforce Developer and Technical Lead to join their dynamic team. This role offers the opportunity to work on transformative projects within the fintech and insurance sectors, leveraging your expertise in Salesforce technologies such as Apex, LWC, and ...

    Senior ServiceNow Developer: Integrations & ITOM Expert

    Netcompany is seeking a Senior ServiceNow Developer in Leeds to design and develop solutions while ensuring sustainability and speed. The ideal candidate will have strong hands-on development experience, a solid understanding of multiple ServiceNow modules, and proven delivery capability. This role offers opport ...

    Senior Frontend HTML/CSS Developer — Remote

    Prolific is looking for a Senior HTML/CSS Developer to join our Expert Network, aiding in training cutting-edge AI models. Your role will involve reviewing and validating AI-generated HTML/CSS and ensuring compliance with industry standards. We seek individuals with a BSc in relevant fields and strong ...

    Senior Frontend HTML/CSS Developer — Remote

    Prolific is seeking a Senior HTML/CSS Developer to join our Expert Network and assist in training AI models. This role offers flexible hours and competitive pay rates, with opportunities to work from home. The ideal candidate has expertise in HTML and CSS, strong experience with responsive design, and ...

    Senior Oracle 19c Developer & Applications Maintainer

    Expleo is seeking an experienced Oracle Database 19c Developer/Application Maintenance Engineer to enhance bespoke Oracle applications. This role focuses on maintaining and improving systems, resolving production issues, and ensuring the performance of Oracle-based business applications. The ideal cand ...

    Senior Oracle 19c Developer – Apps & Maintenance

    Expleo Group is seeking an experienced Oracle Database 19c Developer/Application Maintenance Engineer to support and enhance bespoke applications. The role involves maintaining and improving existing systems, resolving issues, and ensuring application stability. The ideal candidate has expertise in Ora ...

    Senior Frontend HTML/CSS Developer — Remote

    Prolific is seeking a Senior HTML/CSS Developer to join their Expert Network. Your role will involve evaluating AI-generated HTML/CSS to ensure functional correctness and adherence to best practices. The ideal candidate should have a strong background in Frontend Development and a BSc in a relevant field. </p ...

    Senior Smart Contract Developer Remote/London

    Octopus Computer Associates is seeking a Senior Smart Contract Developer for a 6-month contract. This role requires expertise in blockchain platforms and involves both onsite and remote work, with a focus on enterprise blockchain solutions. The ideal candidate will have over 8 years of experience in so ...

    Senior BI Developer (f/m/d)

    Purpose of the PositionData is at the core of the company’s decision‑making and commercial success. Our mission is to ensure that Awin leverages the full value of its data assets to drive strategic insight, optimise campaign performance, and empower client‑facing teams with best‑in‑class intelli ...

    Senior Front End Developer (Nuxt / Vue)

    Full-time, Permanent | Remote (UK) Shortlister Solutions is scaling fast. We build interview and assessment technology that helps employers hire fairly and efficiently. Our platform supports high-stakes recruitment and admissions workflows, so usability, accessibility, perf ...

    Senior Software Developer (m/f/d)

    Helping our customers to sell more parts & make things easier with our data and solutions based on our globally leading data standardsTecAlliance interconnects entirely global automotive aftermarket data & and knowledge from order to invoice. Over 900+ colleagues work relentlessly global ...

    Senior BI Analyst / Developer circa £60k

    Senior BI Analyst / Developer – circa £60,000 Turn data into actionWe’re hiring a Senior BI Analyst / Developer to join a high-impact Business Systems team driving real change across a growing organisation.This is a hands-on role where you’ll deliver end-to-end data solutions — from Power BI dashboards ...

    Senior PHP Software Developer – City London

    Job Description Senior PHP Software Developer – City LondonThe ideal candidate will have sound 5 to 10 years proven commercial experience with developing software with PHP and MySQL.Must have experience of working on a Linux server with good experience of database op ...

    Developer – Global Threat Intelligence (Senior Associate)

    The role is for you if:You have strong experience with PythonAdvanced knowledge of JavaScript and modern web technologies (HTML/CSS)Experience designing, developing, and consuming RESTful APIsComfort using AI tools such as Cursor and GitHub CopilotAbil ...

    Senior Full Stack Developer (AI & Automation)

    Description Position at Ookla The Opportunity:As a Senior Developer, you’ll have significant autonomy to shape how some of the world’s largest telecom operators communicate with consumers and detect issues across their networks. You’ll help evolve the platform into a proactive, intelligent s ...

    Senior C++ Developer Linux SQL FinTech

    Senior C++ Developer / Backend Software Engineer (C++ Linux SQL) London / WFH to £120kAre you a backend focussed Senior C++ Developer looking for an opportunity to progress your career, working on complex and interesting systems where you can see the impact of your work?You could be joini ...

    Senior Data & Analytics Developer Cloud Manufacturing

    Excellent career growth and development opportunities.Global Company - top 3 player in the chemical industry.About Our ClientWe are Europe's leading producer of vinyls and in the top three worldwide. With an annual turnover of €5.1 billion, circa 4,300 employees and manu ...

    Experienced/Senior Online Developer Tech Team

    We want you to #JOINTHEREBELLION! For 30 years we’ve been independently developing and publishing incredible video games at our multiple studios founded by Jason & Chris Kingsley, but Rebellion is more than just games. We have our own film studio, we create board games, publish books, and throug ...

    Senior Software Developer, UK (Full Stack)

    Senior Full-Stack Software Developer, UK – Job Description Reports To: Development Manager, UK Location:  Hybrid (2 days in the office) London, England About the Job: We’re looking for a Senior Full-Stack Software Developer to build high-impact features powering high-volume systems in the liv ...

    Senior Front End Developer (React.JS Essential)

    We're looking for an experienced Front End Engineer to join our clients Engineering team, to help delivery of our digital roadmap, develop our people and capabilities, and support Engineering strategy to drive improvements across all teams. This is a fantastic opportunity to work in a product ...

    Senior Developer C# React Investment Banking

    Job DescriptionAbout TalanAt Talan, we deliver technology solutions in partnership with leading global clients. We are currently supporting one of our long standing clients in building and enhancing a front office risk and valuation platform used in a fast paced, real time env ...

    Senior Backend Developer with C#.net

    Job Description Senior Backend Developer with C# .net Working as part of the Digital team, you'll be responsible for the ongoing development and improvements to an eCommerce website as well as other internal applications for this award-winning Travel Company. ...

    Senior Developer C# React Investment Banking

    Job DescriptionAbout TalanAt Talan, we deliver technology solutions in partnership with leading global clients. We are currently supporting one of our long standing clients in building and enhancing a front office risk and valuation platform used in a fast paced, real time e ...

    Senior Integrated Modeller and Code Developer

    Job DescriptionThe salary for this role is £57,117 (inclusive of a Specialist Allowance) . Onsite working is expected for 3 days each week, however, we actively support requests for flexible working. </p ...

    Senior Software Developer Market Making Technology

    About Marex Marex Group plc (NASDAQ: MRX) is a diversified global financial services platform providing essential liquidity, market access and infrastructure services to clients across energy, commodities and financial markets. The group provides comprehensive breadth a ...

    Senior Microsoft Dynamics D365 CRM Developer

    Job Description Senior Microsoft Dynamics D365 CRM DeveloperOur Client is looking to recruit a Microsoft Dynamics CRM Developer with at least 5 years proven track record of developing within the MS Dynamics CRM suite.Lead the ongoing development for the Global ...

    Senior Scientist CADD Antibody Design Developer

    Make your mark for patientsSenior Scientist – CADD, Developer for Digital Antibody DesignWe are looking for a top-class candidate who is passionate about science, self-motivated, with excellent team working skills to join our Computer-Aided Drug Design (CADD) team based in our UK o ...

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      Senior Devops Developer Java Python Jobs in United Kingdom Job Search Guide, Trends and Insights