401 to 425 of 529 Developer Jobs in London

Senior Salesforce Developer | £700 p/d Outside IR36 | Remote Overview: Our client, a global technology consultancy, is delivering a greenfield Salesforce CRM platform for multiple customers within the electricity and utilities sector. They are seeking a Senior Salesforce Developer to own and deliver the end-to-end build … industries. Exposure to billing, market, or operational system integrations. Contract Details: £700 p/d Outside IR35 6 Months Contract Fully Remote Senior Salesforce Developer | £700 p/d Outside IR36 | Remote ...

Contract Opportunity: SC-Cleared Java Developer (Spring Boot) - Immediate Start Location: London, twice a month onsite Clearance: Active SC Clearance required Contract Length: 6 months initially Start Date: Immediate Day Rate: £550 per day, Inside IR35 iO are urgently seeking an experienced SC-Cleared Java Developer with strong Spring Boot ...

Level Ruby on Rails Developer – Remote (UK) We're working with a UK-based SaaS company that's scaling their platform and looking for a Mid-Level Ruby on Rails Developer to join their remote engineering team. What we're looking for: 2+ years of Full-Stack Ruby on Rails ...

React Native Developer - Hybrid - Outside IR35 | React Native | FinTech | JavaScript | TypeScript We’re working with a fast-growing FinTech in London that’s building next-generation mobile products used by thousands of customers daily. They’re looking for an experienced React Native Developer to join the team on a contract … impact features across their mobile platform. Location: London (hybrid working) Contract Length: Initial 6 months (extension likely) Rate: Outside IR35 As a React Native Developer, you’ll work closely with product managers, designers, and backend engineers to deliver scalable, high-quality mobile experiences in a regulated financial environment. Required Skills ...

Lead Mobile Developer (Flutter) 📍 Remote-first (UK-based) 💰 £65,000 – £85,000 DOE We’re a fast-growing tech company building digital products that power some of the UK’s largest contractors. Our mobile apps are used every day on site — and we’re looking for a Lead Mobile Developer ...

looking for a Senior Android Developer to join an innovative tech company that delivers cutting-edge solutions to regulated industries such as Finance and Healthcare. In this role, you will take ownership of developing Enterprise-level Android applications to enhance user experiences and support delivery of high-quality products. Role … Senior Android Developer Location: London, UK Total comp: £70-£80k Requirements for the role: Strong experience in Kotlin and Android app development. Proven track record of building Enterprise level Android apps. Deep understanding of mobile development best practices, including UI/UX design principles, debugging, and testing. Familiarity with ...

Back-End developer (python and GCP) - hybrid London - £525 inside IR35 Exalto consulting are currently recruiting for a contract back-end developer who has great exposure to python programming, javascript, react and GCP, this is inside IR35 paying £525 per day and initially 6 months. Skills required for the role ...

Creative Technologist | AI Image Pipeline Developer | ComfyUI & Workflow Automation Remote (Within the UK only) 12-Month FTC or Permanent | Performance Marketing Agency We're working with a fast-growing creative agency working with some of the world’s most high-profile brands across paid search, social, SEO, and programmatic. They … expertise in building image automation pipelines that accelerate creative production across multiple client campaigns simultaneously. What you'll do as an AI Image Pipeline Developer: Design and build image generation workflows using ComfyUI, Weavy, and image platforms such as Nano Banana, Stable Diffusion and Midjourney etc that handle high-volume ...

have a current opportunity for a React Developer on a permanent basis. The position will be based in London. For further information about this position please apply. International EFX & Commodities ETrading Client requires a React UI developer to design the User Interfaces and Dashboards for their award winning ETrading Platform. ...

Latency Java Developer - Contract Location: London - Hybrid 3 days per week in the office Duration: 12 months Rate: £480-£550 per day Inside IR35 Hiring for a Senior Java Developer with strong FX and low-latency experience to join an eFX Algo IT team. You will build and optimise microsecond ...

Lead Software Developer {Tech for Good} Remote £70,000 - £80,000 + Progression + Remote Working Are you a Lead Software Developer experienced in Laravel and Vue, that wants to work for an industry leading interactive training provider that is leading the way in medical device training, where … shape architecture, improve how we build software, and drive the next generation of our products. This role would suit an experienced Lead PHP developer who's ready to step beyond maintaining legacy systems and help build something modern, scalable, and genuinely impactful. If you're excited by the idea ...

quant developer who enjoys working directly with traders and shaping real models? Here you’ll join a leading energy trading business, where technical teams work closely with the desk and have a clear impact on how day-to-day decisions get made. You’ll get to build and improve ...

Insight Global is seeking skilled Python Developer contractors to join a leading banking client for a on-site contract opportunity based in London. The successful candidate will be joining a team focused on an observability project, migrating from an existing agent-based monitoring solution to Dynatrace. The role will involve ...

Full Stack Developer Family Events Platform About Loopla Loopla is a London-based family events marketplace helping parents discover and book activities for their children. Were a small engineering team, moving quickly and building the tools that power both family discovery and organiser growth. Every engineer has real ownership ...

Over-The-Air (OTA) Developer Contract Type 12-Month Contract (Extendable based on project needs) Location Remote/Hybrid/Onsite (as applicable) Start Date TBD Role Overview We are seeking experienced SIM Over-The-Air (OTA) Developers to support the design, development, deployment, and maintenance of OTA solutions ...

Senior C++ Developer High-Performance Messaging Systems £180,000£200,000 London Hybrid Ncounter is supporting the growth of a high-performing engineering team responsible for building and evolving one of the most sophisticated messaging platforms in the capital markets space. This is a senior-level C++ role focused ...

Join us as a Risk Platform .NET Developer and have the opportunity to work in a supportive and inclusive environment, in a trusted team responsible for delivering high-profile migrations and providing technical solutions, improvements and features for Counterparty Risk Trading business (CRT). You will contribute to the successful … closely with the development team, take ownership of technical components and grow in influence and impact. To be successful as a Risk Plaform .Net Developer, you should have: Strong experience of .NET programming, data structure and algorithms Interaction with webservices (REST/WCF) Familiarity with databases (MS SQL) and optimisation ...

need of a DV cleared Application Developer with expertise in Python, PyTorch, Data Handling , Large Language Model (LLM), GitHub, Linux CLI, Docker and Kubernetes. Any additional knowledge of Artificial Intelligence (AI), Machine Learning (ML) and Natural Language Processing (NLP) is highly desirable. Working with our UK Central Government client ...

behalf of an international financial institution operating in the UK, who are seeking a Senior ODI ETL & OAS/OBIEE BI Banking Data Developer to join their team on a 2-year fixed-term contract. London based. Role The Senior ODI ETL & OAS/OBIEE BI Banking Data Developer will ...

ColdFusion Developer Location: London 2x a week Contract: 3 months Rate: Competitive market rate, Outside IR35 This is an excellent opportunity for an experienced ColdFusion Developer to join a leading global business that support major brands click apply for full job details ...

looking for an experienced Senior UI Developer on a contract basis (Hybrid, London) having a strong focus on performance and scalability. The role involves analysing and optimising an existing Angular v20 application handling high data and user volumes. You will identify performance bottlenecks, improve front-end architecture, and implement best ...

Lead PHP Developer {Tech for Good} North London, Remote £70,000 - £80,000 + Remote + Company Benefits Are you a Lead PHP Developer wanting to play a crucial role in the continued success of an extremely ambitious company who are at the forefront of their industry who have spent … freedom to shape architecture, improve how we build software, and drive the next generation of our products. This role would suit an experienced PHP developer who's ready to step beyond maintaining legacy systems and help build something modern, scalable, and genuinely impactful. If you're excited by the idea ...

need of a DV cleared Application Developer with expertise in Python, PyTorch, Data Handling , Large Language Model (LLM), GitHub, Linux CLI, Docker and Kubernetes. Any additional knowledge of Artificial Intelligence (AI), Machine Learning (ML) and Natural Language Processing (NLP) is highly desirable. Working with our UK Central Government client ...

Python/Golang/Rust Developer - Digital Assets arm of Global Fund - Up to £200k base + Bonus One of the leading absolute return/hedge fund managers within finance, currently managing over $40bn, is diversifying further by creating a separate division to focus on managing crypto and digital asset … from you. Note: if you haven't received a reply within 3 days, your application was unfortunately not accepted. Python/Golang/Rust Developer - Digital Assets arm of Global Hedge Fund - Up to £200k base + Bonus ...

Title: ServiceNow Technical Architect/Developer Location: London, Manchester or Birmingham Level: Associate Manager & Specialist Salary: Competitive Salary & Package (Dependent on Experience) Please Note: Any offer of employment is subject to satisfactory BPSS and SC security clearance which requires 5 years continuous UK address history (typically including no periods … just any partner but proud to be the defining ServiceNow partner in the ecosystem. As a ServiceNow Technical Lead/Architect or Developer you : You can understand business challenges and architect system solutions with ServiceNow You are wanting to work with global clients across industries in a trusted advisor capacity ...