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    Senior Quant Developer – Derivatives Risk & IMM Analytics

    Talensa is seeking an experienced Quantitative Developer at Associate Director level to enhance their Derivatives risk management. The role requires strong expertise in Python and experience in quantitative development to build risk libraries, validate methodologies, and collaborate with cross-functional teams. ...

    Senior Ruby on Rails Developer — Remote, GovTech

    TXP is seeking a Senior Ruby Developer for a remote position with a duration of 3 months, with scope to extend. The ideal candidate should have strong Ruby on Rails experience and be familiar with working in a government setting. Experience in the public sector is preferred, along with strong communication skill ...

    Senior .NET Developer | Hybrid (Edinburgh/Glasgow) + Bonus

    Lorien is hiring a Senior .Net Developer for a hybrid role in Edinburgh or Glasgow, offering a salary up to £65,000 plus a bonus. Responsibilities include developing high-quality code, mentoring junior developers, and collaborating within agile teams. The company provides a comprehensive benefits package, includ ...

    Senior AI Frontend Engineer (Developer Productivity), VP

    Overview We're seeking a Senior Frontend Engineer with a strong React/TypeScript background, passionate about crafting exceptional AI product experiences. You'll own the user-facing layer of our next-generation Developer Productivity platform at Citi, transforming complex AI capabilities — from ...

    Senior Quant Developer: Pricing, Risk & Models Lead

    TradingHub is seeking a Senior Quantitative Developer (VP) to lead in designing, building, and validating pricing models. This role requires a mix of strong mathematical skills, proven experience in financial markets, and proficiency in programming languages like C# and Python. The ideal candidate will work on v ...

    Senior PHP Developer (Laravel) Hybrid, Growth & Training

    Roc Search GmbH is seeking a Senior PHP Developer to join their team in South Yorkshire, England. This hybrid role offers a salary between £45,000 and £50,000. You will develop and maintain applications using PHP, work on frontend & API integrations with JavaScript, and manage MySQL databases. Ideal candidates s ...

    Senior ServiceNow Developer HR Service Delivery & AI

    Barclays is looking for a Senior ServiceNow Developer to join their HR Technology team in Glasgow. This role involves designing and delivering HR Service Delivery solutions, integrating with platforms like Workday and Microsoft. The ideal candidate will have experience in architecting ServiceNow solutions at ent ...

    Senior Appian Developer | Hybrid, UK SC Clearance

    Babcock International is seeking a Senior Appian Developer to work in Bristol or Leicester. This full-time role requires strong experience with the Appian platform, and involves designing and delivering critical applications. Duties include mentoring junior developers, collaborating with stakeholders, and perfor ...

    Senior Python Quant Developer — Live Trading Systems

    Tempest Vane Partners is seeking a Quantitative Developer for their London-based Alpha Technology team. This role offers full lifecycle ownership of systems that drive quant trading strategies. Successful candidates will have over a decade of Python-specific software engineering experience alongside knowledge in ...

    Remote Senior D365 BC Developer (AL/CAL)

    Tenth Revolution Group is seeking a Senior Dynamics 365 Business Central/NAV Developer to join their innovative team. This fully home-based role focuses on large-scale development projects, offering a competitive salary up to £80,000 plus excellent benefits. Successful candidates will possess a proven track reco ...

    Senior iOS Developer – Build Accessible Government Apps

    Scrumconnect Limited in Staines, England is seeking a Senior iOS Developer to design and maintain high-quality iOS applications for a UK government client. The role requires expertise in Swift and iOS frameworks, with a focus on delivering user-centered mobile experiences that meet Government Digital Service sta ...

    Senior Frontend Developer (React/TypeScript) – AI FinTech

    Cornspring, an innovative FinTech startup in Greater London, is looking for a developer to create sophisticated data manipulation interfaces using TypeScript. You will work on Excel Add-ins and web applications enhanced by AI, ensuring seamless integration and exceptional user experiences. Ideal candidates are s ...

    Senior Project Manager – North London – Residential Developer

    Senior Project Manager – North London – Residential Developer Salary: Competitive SalaryLocation: North LondonRegion: London Senior Project Manager – North London – Strong Salary & Benefits plus package A Senior Project Manager is required ...

    Senior Salesforce Developer — Data Cloud & Marketing Cloud

    Experis UK is seeking a Senior Salesforce Developer in Greater London with a salary up to £90,000. This pivotal role involves developing Salesforce solutions across Financial Services Cloud, Data Cloud, and Marketing Cloud. The ideal candidate will have experience in integrating Salesforce with external systems, ...

    Senior D365 BC Developer Remote | Lead & Mentor

    Pearson Carter is seeking a D365 Senior Business Central Developer to join their team in the United Kingdom. The role offers a salary of up to £50,000 based on experience and provides excellent benefits including opportunities for progression and training. You will work closely with clients to design and develop ...

    Senior Java Developer eSC or eDV required

    At IBM Consulting UK FutureNow, you’ll build a career at the forefront of hybrid cloud and AI, working with leading clients across the public and private sectors. You’ll collaborate with top industry professionals, gain hands on experience with cutting edge technologies, and deliver solutions that c ...

    Senior Developer Dynamics 365 and Power Platform

    Job Description: Senior Developer - Dynamics 365 and Power Platform Are you passionate about building modern, scalable solutions on Dynamics 365 and the Power Platform? This role gives you the chance to work on high-impact digital services that directly improve user experience and streamline bus ...

    Senior Developer Dynamics 365 and Power Platform

    Job Description: Senior Developer - Dynamics 365 and Power Platform Are you passionate about building modern, scalable solutions on Dynamics 365 and the Power Platform? This role gives you the chance to work on high-impact digital services that directly improve user experience and streamline business processe ...

    Senior Blazor Developer / Full Stack .NET Engineer

    Senior Blazor Developer / Full Stack .NET Engineer ⚡ Blazor, C#, ASP.NET Core | Insurance Analytics | Up to £120,000 + Bonus | 5 Days Office-Based – London ️ A leading specialty insurance and reinsurance business is hiring a Senior Blazor Develo ...

    Senior Full Stack Developer (Java/AWS/Angular)

    Senior Full Stack Developer (Java/AWS/Angular) Location: Leeds (3 Days Office-Based) Experience - 4 years minimum experience Salary: £50,000 £75,000+ (Flexible for expert-level candidates) Status: Must have existing Right to Work in the UK (No Spons ...

    Senior Oracle Developer, easy commute from London

    Senior Oracle PL/SQL Developer, OLTP, Technically challenging hands-on coding role in a large and complex environment. Slough, Berkshire (office based in Slough during probation then 3 days in the office and 2 days working from home). Salary most likely to be in the range of £60000 - 80000 + benefits. ...

    Senior Quant Developer Exotic Derivatives & Low Latency

    LanceSoft, Inc. is seeking a Senior Quantitative Developer in London for a 12-month hybrid contract. The ideal candidate should have 15-20 years of experience in quantitative development, focusing on exotic OTC derivatives pricing and risk modelling. Strong programming skills in Python and Java are essential, al ...

    Senior Dynamics 365 Developer Remote/Hybrid Lead

    YaRa Consulting LTD is looking for a Senior Dynamics 365 Developer to design and implement cutting-edge solutions for enterprise clients. The ideal candidate will have over 5 years of relevant experience in developing Dynamics 365 applications and a strong background in C# and Azure services. This position offer ...

    Senior Python Developer Remote, AWS, FinTech Impact

    Oliver Bernard is seeking a Senior Python Developer for a FinTech company in Greater London. The role involves designing complex systems and writing scalable, high-quality Python code. Candidates should have over 6 years of experience with Python and expertise in frameworks such as Flask. A Computer Science or S ...

    Senior KDB Developer Real Time FICC Analytics

    HSBC is seeking a Senior KDB Developer for their G10 Rates e-Trading team in Greater London. This role involves working with the KDB Framework, troubleshooting real-time trading issues, and delivering functional enhancements to the KDB analytics platform. Candidates should have strong KDB and Q language skills, ...

    Senior Backend Node.js/TypeScript Developer — Flexible & Remote

    Een specialistische organisatie in het VK zoekt een ervaren Backend (Node.js) Developer. Je gaat werken aan robuuste, schaalbare applicaties voor diverse projecten, waaronder overheids- en onderwijsapplicaties. Naast het ontwikkelen van toepassingen heb je de vrijheid om grotendeels remote te werken en werk je i ...

    Senior Product Developer– Sportswear / Activewear / Athleisure Apparel

    We are working with our client of more than 22 years. Looking for 2 senior Apparel Product Developers with expereince in Sportswear / Activewear / Athleisure Apparel Are you an experienced Senior Product Developer with a strong background in sportswear, activewear, athleisure, menswear and ...

    Senior Developer C#, .NET & JavaScript (AI Driven)

    Next is seeking a Senior Developer to join an agile team within their Customer Contact Centre in Leicester. The ideal candidate will have expertise in C#, .NET Framework, SQL Server, and JavaScript, along with a strong background in enterprise application design. This role involves mentoring other developers, en ...

    Senior .Net Developer (Azure/ Full Stack Mobile)

    Location: East Croydon (Hybrid working available) Job Overview We’re looking for a .NET Developer (Mid-Level) to join our expanding development team. The team works in an Agile (Kanban) environment, delivering customer‑focused solutions aligned to our IT strategy. Respons ...

    Senior Python Systems Developer Functional Testing Project

    Mindrift connects specialists with project‑based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. About the Role This project is suited for a Senior Python developer with deep functional testing experience, strong Linux and Docker skil ...

    Senior Developer Experience Writer: API & SDK Docs

    A leading tech company is seeking a Senior Technical Writer to enhance the developer experience within their Engagement Docs Team. This role offers flexibility to work remotely while playing a crucial role in organizing product knowledge and documenting features. The ideal candidate should have a strong command ...

    Senior Dynamics 365 CRM Developer – Global Impact

    Jas Gujral is seeking a Senior Microsoft Dynamics D365 CE Developer in Milton Keynes to lead development for the Global MS Dynamics CRM platform. The ideal candidate will have at least 5 years of experience developing within the MS Dynamics CRM suite, strong skills in JavaScript, C#, .NET, SQL, and PowerApps, an ...

    Senior Frontend Developer Build an AI Analyst

    At Modo Energy we’re building an AI-native platform for energy markets — combining LLM agents and real-time market data to create an AI analyst that can reason about complex energy systems. Our frontend is where massive datasets, predictive models, and AI systems become usable. The stack is TypeScr ...

    Senior WordPress Developer Custom, Fast & Secure Sites

    I'm Tim Oxendale, the onlyFreelance WordPress Developeryou will ever need I build, improve, fix & maintain WordPress websites. While being honest & dependable with all the expertise required to provide fast and reliable service. Please be aware I don't use any marketplac ...

    Senior .NET & Angular Full Stack Developer (Contract)

    Interact Consulting Ltd is seeking a Senior Full Stack Developer based in Guildford, England to support the transition of a case management system from a third-party provider to in-house. This hands-on contract role focuses on .NET and Angular within a Microsoft environment. Ideal candidates will have a proven b ...

    Senior Real Time Rates Risk Developer (Hybrid)

    Citi is seeking a Senior Developer in Greater London to join their Tech team focused on Real Time Pricing and Risk applications for Rates trading. The role involves designing and implementing new features, enhancing system performance, and requires strong Java skills along with knowledge of streaming frameworks. ...

    Senior .NET Developer — Azure Cloud & E‑commerce

    The Walt Disney Company is looking for Senior .NET Developers to join the Hammersmith team in London. You will be instrumental in modernizing their e-commerce platform and marketing microsites, transitioning from an ASP.NET MVC foundation to a cloud-hosted architecture. The role requires strong skills in C#, ASP ...

    Senior Android Developer | Hybrid London | Kotlin & Jetpack

    Adecco is looking for a Senior Android Developer in London to enhance high-traffic consumer apps. You'll lead feature delivery, collaborate with cross-functional teams, and write clean Kotlin code. Ideal candidates possess experience with Android using Kotlin and Jetpack Compose, and a strong understanding of mo ...

    Senior Architectural Technologist – Residential Developer (Car Allowance)

    Strata Construction Consulting is seeking a Senior Architectural Technologist to enhance its in-house technical team in Croydon. This key role focuses on design development and construction detailing across various residential projects. Candidates should have experience in UK residential development, strong know ...

    Senior Salesforce Developer (Marketing Cloud/Data Cloud)

    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 Cl ...

    Senior Salesforce Developer: Marketing & Data Cloud(Hybrid)

    Experis - ManpowerGroup is seeking a Senior Salesforce Developer in London to play a pivotal role in transforming client engagement through advanced Salesforce solutions. This hybrid position offers a salary of up to £90,000 and involves developing integrations across multiple platforms, engaging with clients th ...

    Senior .NET Developer: Build Scalable Web APIs

    South 11 is looking for a skilled .NET Developer to join their agile team in Manchester. The role involves implementing features and ensuring their delivery standards alongside the Lead Developers. Candidates should have significant experience with .NET and C#, an understanding of software design patterns, and a ...

    Senior Model Developer for Structured Finance Analytics

    S&P Global is seeking a skilled quantitative modeler in Greater London to improve structured finance modeling efficiencies. This role requires 3–5 years of experience in financial analysis and strong C++ proficiency. Responsibilities include developing user-focused tools and mentoring junior developers. The sala ...

    Senior SAP MDG ABAP Developer | Fiori & MDG

    Coca-Cola HBC is seeking a skilled SAP MDG Developer to join their Data Governance team in London, UK. The candidate will be responsible for developing and enhancing SAP solutions using ABAP and ensuring alignment with the organization's data governance practices. They will work closely with cross-functional tea ...

    Senior SC Cleared Python Developer x 3

    Job Description Make sure to read the full description below, and please apply immediately if you are confident you meet all the requirements.I am currently working with a public sector client who are actively seeking 3 SC Cleared Senior Python Developers with strong Django experience.What you' ...

    Senior Developer Dynamics 365 and Power Platform

    Job Description: Senior Developer - Dynamics 365 and Power Platform Are you passionate about building modern, scalable solutions on Dynamics 365 and the Power Platform? This role gives you the chance to work on high-impact digital services that directly im ...

    Senior Java Developer (Low Latency Payments Systems)

    Who We Are: We are a fast growing business and technology consultant company co-founded in 2019. We offer a custom-tailored, white-glove engineering service fit for our clients, because a digital transformation is more than just technology. With a successful track record of being a preferred ...

    Senior Salesforce Developer & Technical Lead Service Cloud

    The Hyde Group is seeking a Salesforce Developer / Technical Lead to enhance their Salesforce platform, focusing on Service Cloud and customer-facing capabilities. This role involves designing and implementing Salesforce solutions, collaborating with stakeholders, and ensuring performance and scalability. The su ...

    Senior iOS Developer – UK Government Apps (Swift)

    Scrumconnect Limited in Newcastle upon Tyne is seeking a Senior iOS Developer to design and maintain high-quality native applications for a UK government client. This role requires strong experience in Swift and iOS development, working within an agile team to ensure applications meet accessibility standards. Th ...

    Senior SQL Server Developer Hybrid, Growth & Benefits

    WR Logistics is seeking a SQL Server Database Developer for their Dartford location. This hybrid role involves designing, building, and optimizing database solutions for a dynamic logistics and e-commerce company recognized in the Sunday Times Top Track 250. Candidates should possess 5+ years of SQL Server devel ...

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      Senior Software Developer Pythonawsreact Jobs in United Kingdom Job Search Guide, Trends and Insights