Senior Fullstack Pythonreact Developer Remote Jobs in UK

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Quantitative Developer

We tackle the most complex problems in quantitative finance, by bringing scientific clarity to financial complexity. From our London HQ, we unite world-class researchers and engineers in an environment that values deep exploration and methodical execution - because the best ideas take time to evolv ...

Quantitative Developer

Quantitative Developer Location: London, United Kingdom About GSR: Founded in 2013, GSR is a leading market‑making and programmatic trading company in the fast‑evolving world of cryptocurrency trading. With more than 200 employees in 5 countries, we provide billions of dollars of liquidit ...

Quantitative Developer

Where pure quant thinking meets production reality. Our client is hiring a Senior Quant Developer to own the full arc — from pricing model to live system — at one of the most sophisticated OTC desks in digital asset markets. London · Hybrid (3–4 days in office) · Senior level · Up t ...

Software Developer

LMAX is renowned for its high-performance, ultra-low latency (we measure in microseconds) exchange written in core Java. We constantly push technology further than most, especially in our greenfield projects, driving the financial industry in new directions. Developers are encouraged to constantly deve ...

Frontend Developer

Overview London — on-site, 5 days per week. Full-time role requiring 2–5 years’ experience. About the Company I am working with an early-stage, venture-backed energy technology startup that is building the intelligence layer for the electrification of real esta ...

Frontend Developer

About Ibex.ai Ibex is a fast-growing AI startup building an agentic, real-time decision engine that optimises customer interactions for measurable profit. Our platform blends advanced machine learning, deep learning, and reinforcement optimisation to decide the best action, ...

Systems Developer

Job Title: Systems Developer ( .NET – Billing Systems) Location: Remote (UK) – Office based in North Yorkshire Salary: Up to £40,000 About the Role A well-established UK-based telecommunications serv ...

HFT Developer

The Company A high-performance proprietary trading firm operating across global digital asset markets. The business has been profitable since inception and runs a lean, engineering-led team focused on building and optimising low-latency trading systems. Th ...

Frontend Developer

Junior Front End Developer | HealthTech Scale-up | React, JavaScript | Remote-First (UK) Up to £35,000 depending on experience. Remote-first (with the ability to travel for occasional collaboration). Small, specialist engineering team. Profitabl ...

Web Developer

Web Developer (Shopify Plus) London Remote We are partnering with a fast-growing consumer beauty brand group to hire a commercially-minded Web Developer who will take full ownership of their Shopify Plus ecommerce estate across a portfolio of three high-growth DTC brands. T ...

iOS Developer

We’re working with a fast-growing start-up business looking for an IOS Developer to take full ownership of the mobile layer - from SDKs used by partners to the app used by clients in their field. You’ll work at the intersection of on-device machine learning, SDK development, and real ...

Frontend Developer

Locations: Glasgow/Edinburgh (must be willing to travel to client sites throughout the UK on an ad hoc basis) Please Note: Any offer of employment is subject to satisfactory SC security clearance which requires 5 years continuous UK address history, typically includ ...

AI Developer

About Us Finalto is a global leader in liquidity provision and trading technology solutions, serving institutional and B2B clients across financial markets worldwide. With regulated entities in the UK, Singapore, Cyprus, Australia, and the UAE, and additional operational te ...

Flutter Developer

Introduction This is an opportunity to join a fast-growing, tech-driven business building modern mobile experiences that genuinely make an impact. As a Senior Mobile Engineer, you’ll play a key role in shaping scalable, high-quality apps while helping elevate the team around you. ...

Quantitative Developer

Quant Developer (European Direct Lending) - Hybrid - London - Up to £250k TC We're working with a global alternative asset manager ($570bn AUM) on a rare, greenfield hire within their European Direct Lending business, a $80bn+ strategy with ~95 investment professionals acr ...

Python Developer

Python Developer Location: London, United Kingdom (Partial remote 2-3 days onsite) Employment Type: Inside IR35 Contract Rate : 60 GBP per hour Duration : One year contract with extens ...

HFT Developer

Senior Software Engineer – Low Latency C++ | Remote Currently working with a high-performance trading technology firm looking to hire a Senior Software Engineer to work on low-latency trading systems, market data infrastructure, and exchange connectivity within a fast-paced engineering envir ...

Python Developer

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 of 30 consecutive days or more spent outside of the UK. Note: The above information relates to a s ...

Atlassian Developer

Atlassian Developer European Tech Recruit are working closely with a leading semiconductor company, based in Cambridge, who are looking for a talented Atlassian Developer to join their team. This role is an initial <str ...

Python Developer

Senior Python Django Developer – Contract Location: Full Remote (Occasional Travel) Daily Rate: Up to £750 p/d Inside IR35 via Umbrella Engagement (Negotiable) Please Note: This role will n ...

Quantitative Developer

⚡ Quant Dev Fully Remote Low Latency Trading Systems We’re currently hiring a Quant Dev to work on the systems underpinning a global proprietary trading firm. This role sits at the intersection of quantitative research, trading logic, and high-p ...

Scala Developer

Code Wizards Group is a world leader in backend and multiplayer infrastructure for the gaming industry. From high-scale AAA console and PC games to fast-paced mobile indie titles, we empower studios to bring multiplayer experiences to life. In a period of growth and looking to bolster our software engi ...

Python Developer

Please Note: Any offer of employment is subject to satisfactory SC security clearance which requires 5 years continuous UK address history, typically including no periods of 30 consecutive days or more spent outside of the UK. Note: The above information relates to a specific ...

Python Developer

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 a FTSE 100 leading UK ...

Javascript Developer

JavaScript Engineer Cheltenham, full time onsite Ncounter is supporting a highly specialised software consultancy delivering secure, high assurance engineering into some of the UK’s most sensitive environments. This is a genuinely mission focused role, working on com ...

Java Developer

We are working with a small engineering business based in Kidderminster, Worcestershire, developing software and hardware for professional audio systems used in live environments, touring, and installation. Due to ongoing development work, they are looking for a Java Developer to join their ...

Graduate Developer

Company description BC Technologies provides IT consultancy, support, and professional services to clients across the UK. We are a team of around 30 people with strong growth ambitions over the next five years, operating from offices near London and in Motherwell, Linwood, and Dunoon. ...

Python Developer

Python Quant Developer - Hybrid - London - Up to £140k base + 40%+ bonus Stuck in the red tape and bureaucracy that is investment banking? Tired of projects not going into production? Looking to transition and make the jump to the buy side? A globa ...

Frontend Developer

Frontend Developer - React, React Native Up to £79,000 + Bonus & Equity Fully Remote | UK Based We're working with a well-established, scaled consumer business to find a Frontend Developer who wants to own product across web ...

Python Developer

About the role We are seeking a Python Developer to join our team and help build the next generation of AI solutions. This is a unique opportunity to be a key technical contributor in a fast-paced, innovative environment where you'll wear many hats and have significant impact on our p ...

Javascript Developer

Node.js Contractor – AI Tool Replatforming Remote | Outside IR35 | £450–500/day We are looking for an experienced Node.js contractor to help replatform and modernise an internally developed AI-driven data platform. The existing too ...

Frontend Developer

Front End Engineer (6–7 years’ experience) We are recruiting a Front End Engineer with strong experience delivering accessible, high‑quality user experiences across external digital platforms. Working within an agile digital squad, you will translate UX designs and C ...

Game Developer

Job Title: Junior IOS Developer Location: UK Experience: 2–5 years Education: Bachelors in Science (IT/Computer Science/Engineer) Employment Type: Full-Time <p ...

Quantitative Developer

Quantitative Developer - London/Remote 40+ leading quant firms seeking top-tier developers. Multiple immediate openings. What you'll do: Build low-latency trading systems and infrastructure Develop q ...

Quantitative Developer

Quant Developer — C++/Python (Backtesting & Research Production) London | Full-time | On-site Systematic prop firm combining deep learning and quantitative research to trade global markets. Small, technical team — every hire directly impacts strategy and P ...

React Developer

About PharmAppy An exciting opportunity has opened up at PharmAppy to join a fast-growing scaleup redefining patient access to pharmacy. PharmAppy is building the next generation of patient-facing technology, connecting patients, pharmacies, and ...

Lead Developer

Lead Developer Global Tech Company | Agile Delivery Teams | Hands-On | UK-Based Millions of customers. One proprietary platform. Infinite possibilities. This global technology business has just completed a massive migration to their own platform, and now, ...

Visualfiles Developer

Legal Systems Developer (Visualfiles & Automation) Remote Any UK Location| Up to £55,000 | AI-Driven Transformation A forward-thinking law firm is investing heavily in modernising its Visualfiles platform—integrating AI and automation to drive smart ...

Dotnet Developer

Please Note: Any offer of employment is subject to satisfactory SC security clearance which requires 5 years continuous UK address history, typically including no periods of 30 consecutive days or more spent outside of the UK. Note: The above information relates to a specific ...

Quantitative Developer

About Us Founded in 2013, GSR is a leading market-making and programmatic trading company in the fast-evolving world of cryptocurrency trading. With more than 200 employees in 5 countries, we provide billions of dollars of liquidity to cryptocurrency protocols and exchanges daily. We build long-te ...

Salesforce Developer

Get AI-powered advice on this job and more exclusive features. This range is provided by TECHOHANA. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from TECHOHANA Job summary </ ...

Scala Developer

Join to apply for the Scala Developer role at TieTalent Job Title: Scala Developer – Banking Domain Job Description:Looking for an experienced Scala Developer to build and maintain high-performance applications within the banking and financial services domain. T ...

Quantitative Developer

WorldQuant develops and deploys systematic financial strategies across a broad range of asset classes and global markets. We seek to produce high-quality predictive signals (alphas) through our proprietary research platform to employ financial strategies focused on market inefficiencies. Our teams work col ...

Java Developer

Job title: Java DeveloperCompany Version 1Job description Company Description Version 1 has celebrated over 28 years in Technology Services and continues to be trusted by global brands to deliver solutions that drive customer success. Our expertise enabl ...

Frontend Developer

Overview Frontend Developer role at TieTalent . Responsibilities Front-End Integration: Design and integrate a customized UI based on IQVIA’s ChatGPT UI template, using React.js. The front-end will feature a chatbot UI with filters and data upload fun ...

Quantitative Developer

We are working with a leading commodity trader based in London who are looking for a Quantitative Developer to to join their Risk Systems Team. As you will be responsible for developing key components of the new Risk & PnL engine, they require a candidate with: 5+ years experience working c ...

Frontend Developer

This range is provided by Prism Digital. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Prism Digital Front-End Engineer | React, Next.js, Tailwind | Web3/Crypto Innovation H ...

Java Developer

We are searching for a talented and experienced Senior Java Developer to join our growing team. You will play a key role in developing and maintaining mission-critical Java applications for our clients in the financial sector. You will collaborate closely with business analysts, designers, and other developer ...

PHP Developer

Web Developer | Hybrid, South London | £70,000 P/A! Are you a skilled Web Developer ready to significantly impact a growing, scaling business? Join a rapidly growing entertainment-focused membership platform shaking up the entertainment space. Our clients want to be the leaders in ...

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    Senior Fullstack Pythonreact Developer Remote Jobs in United Kingdom Job Search Guide, Trends and Insights