Fastapi Python Developer Jobs in UK

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Production Engineer – London

Exciting opportunity at one of the fastest growing financial services firms around the world. They offer prime brokerage, clearing and financing across traditional and digital assets, and are now looking to hire world-class engineers to help build on their success.This is a unique role, blending Level- ...

Senior Machine Learning Engineer Agentic AI Platform

Senior Machine Learning Engineer - Agentic AI Platform Location: Central Cambridge (Hybrid) | Permanent | In partnership with Robert HalfThe Opportunity Join a global SaaS company building a cutting-edge multi-agent AI platform for enterprise data. This hands- ...

Junior Quant Developer Multi Strat Systematic Trading Fund

Direct message the job poster from Radley James FinTech Headhunter | Connecting Top Software Developers & Quant Traders with Leading Financial Institutions | Specialist @ Radley James Junior Quant Developer – Multi-Strategy Systematic Trading Location - London (or NYC) ...

GenAI Managing Consultant

GenAI Full Stack Engineer - Managing Consultant Salary: £80,000 - £88,500 pa + £8,000 Bonus plus benefits, perks and healthcare options Job Type: Permanent - Hybrid / 2 x days per week - Travel to client site Base Locations: London, Manchester, ...

GenAI Managing Consultant

GenAI Full Stack Engineer - Managing Consultant Salary: £80,000 - £88,500 pa + £8,000 Bonus plus benefits, perks and healthcare options Job Type: Permanent - Hybrid / 2 x days per week - Travel to client site Base Locations: London, Manchester, ...

GenAI Managing Consultant

GenAI Full Stack Engineer - Managing Consultant Salary: £80,000 - £88,500 pa + £8,000 Bonus plus benefits, perks and healthcare options Job Type: Permanent - Hybrid / 2 x days per week - Travel to client site Base Locations: London, Manchester, ...

GenAI Managing Consultant

GenAI Full Stack Engineer - Managing Consultant Salary: £80,000 - £88,500 pa + £8,000 Bonus plus benefits, perks and healthcare options Job Type: Permanent - Hybrid / 2 x days per week - Travel to client site Base Locations: London, Manchester, ...

GenAI Managing Consultant

GenAI Full Stack Engineer - Managing Consultant Salary: £80,000 - £88,500 pa + £8,000 Bonus plus benefits, perks and healthcare options Job Type: Permanent - Hybrid / 2 x days per week - Travel to client site <stron ...

Senior AI Engineer Manager/Associate Director | Capital Markets

Senior AI Engineer Manager/Associate Director | Capital Markets Location: London Working pattern: Hybrid Salary: Compensation aligned to experience and seniority Ref: J13114 Senior AI Engineering professionals are required to support the design, build and delivery ...

Technical Lead

Technical Lead – Lead Tech Strategy for a Profitable FinTech Scale-UpHybrid (London) or remote within the UK£150,000 per annum plus stock optionsPython | Django | FastAPI | AWS | Rust | Postgres | Event-Driven Architecture | Machine Learning</p ...

C++ Software Engineer — Test Framework : Algorithmic Trading

Exciting opportunity for a C++ Software Engineer with a strong background in Test Framework to join this global Energy company. You will be a hands‑on Software Engineer and evolve and extend the automated testing framework that underpins a latency‑sensitive Algorithmic Trading Platform. Re ...

.Net Software Developer

Our client are looking for an experienced Developer to join them on a contract basis They are a household name, operating at the forefront of the IT and engineering sectors, specialising in the development of advanced engineering software and digital tools. Due to ongoing strategic initiati ...

Quantitative Developer – Systematic Hedge fund £400k

Overview Quantitative Developer – Systematic Hedge Fund – £400k Paragon Alpha are partnered with a top performing Quant Hedge Fund currently managing around $30b in AUM. They are looking to hire a Quant Developer to build mid-frequency trading infrastructure and a signal generation framewor ...

Embedded GPU Developer

Remote working Contract - Embedded Software Developer - Immediate Start IC Resources is working with a leader in Embedded AI Development with a global presence that are looking for contract software engineers with experience of integrating embedded architectures in to AI products. As the rig ...

Embedded GPU Developer

Remote working Contract - Embedded Software Developer - Immediate Start IC Resources is working with a leader in Embedded AI Development with a global presence that are looking for contract software engineers with experience of integrating embedded architectures in to AI products. As the rig ...

Python Engineer – Up to £180,000 + Bonus + Benefits

Python Engineer London (Hybrid) Up to £180,000 + Bonus + Full Benefits Are you the right candidate for this opportunity Make sure to read the full description below. The Opportunity Join a leading global hedge fund where technol ...

Graduate Quant Developer / Quant Researcher Hybrid Working Up to £150,000 Base (+Bonus)

Graduate Quant Developer / Quant Researcher - Hybrid Working - Up to £150,000 Base (+Bonus) Client: Elite Quantitative Trading Firm Level: Graduate Compensation: Up to £150,000 Base + Bonus Location: London (Hybrid) Overview ...

Quant Developer OTC Pricing

A high-growth institutional trading business in the digital assets market is expanding its London team and hiring a Quant Developer to join its OTC pricing function. This is a great opportunity to join a successful firm adding headcount as it continues to grow, and to work on highly visible quantitative syste ...

Quant Developer OTC Pricing

A high-growth institutional trading business in the digital assets market is expanding its London team and hiring a Quant Developer to join its OTC pricing function. This is a great opportunity to join a successful firm adding headcount as it continues to grow, and to work on highly visible quantitative syste ...

Lead Software Engineer

This range is provided by Formula Recruitment. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Senior Frontend Developer Up to £80,000 Central London - Flexible Hybrid Options < ...

Quantitative Developer, Fixed Income

Our client, a leading global hedge fund, is seeking an experienced Quantitative Developer to join a small, high-performing Fixed Income investment team . This is an exciting opportunity to work in a collaborative, entrepreneurial environment building mission-critical trading infrastr ...

Senior Full Stack Engineer

About the Role We are seeking a Senior Full-Stack Engineer 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 ...

Senior Full Stack Engineer

About the Role We are seeking a Senior Full-Stack Engineer 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 ...

Rust Developer Low Latency Trading

Rust Developer / Backend Software Engineer (Rust Low Latency Trading) London / WFH to £180k+ Do you have expertise with low latency software engineering within finance or gaming environments? You could be progressing your career in a senior, hands‑on Rust Developer role at a hugely profit ...

Junior Software Developer (+ Equity) at Joinkyber.com

Job Title Junior Software Developer Company Description Joinkyber.com – Pre‑seed EF Fall 2025 AI startup Job Description As the first engineering hire at Kyber, you will build the real‑time AI decision‑making platform that orchestrates airport ground operations ...

Quantitative Developer FRTB

Duration: 6-month contract About the Company Our client is a well-established global financial institution recognised for its strong alignment between front‑office trading, quantitative research and engineering teams. The firm places a clear emphasis on rigorous risk management, high‑qualit ...

Quant Developer Systematic Equities $500k+

Overview This range is provided by Paragon Alpha - Hedge Fund Talent Business. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Paragon are working with an elite systematic equity portfolio manager, within a $30BN AUM platform. We are sea ...

Software Engineer

Hybrid work model -3 days in the office, 2 days wfh 6 months contract with possible extensions 5V Tech are working with a fast-growing deep tech company building a completely new class of AI accelerator hardware and software from first principles. They’re now looking for an engineer ...

Quantitative Developer – London

SummaryLively, positive spirit of a start-up, with the stability of a longer-established player. This leading quant firm has a fantastic opportunity on their centralised trading team where you will draw on your quantitative problem-solving skills and advanced statistical techniques to build and ...

Software Engineer – Developer Excellence

A tech-focused market-maker with groundbreaking success in the high frequency trading space, my client is seeking a creative problem-solver to be their next Software Engineer in the Developer Excellence team.This is a critical, high-impact role, where your main focus is on developing tools, streamlinin ...

Software Engineer – Developer Excellence

A tech-focused market-maker with groundbreaking success in the high frequency trading space, my client is seeking a creative problem-solver to be their next Software Engineer in the Developer Excellence team.This is a critical, high-impact role, where your main focus is on developing tools, streamlinin ...

Quantitative Developer – London

SummaryLively, positive spirit of a start-up, with the stability of a longer-established player. This leading quant firm has a fantastic opportunity on their centralised trading team where you will draw on your quantitative problem-solving skills and advanced statistical techniques to build and ...

Junior Java Developer

Junior Java Developer Weston-Super-Mere, Somerset | Permanent | Up to £31k per annum | Hybrid Our client is looking to onboard a Java Developer on a permanent basis. This role would suit a recent graduate or a candidate with a small amount of commercial experience who is looking to take o ...

Full Stack Engineer

Affinity Labs: Full Stack Engineer Location: London Area, United Kingdom · On-site Company Description At Affinity Labs, we’re building a full-stack AI venture studio that partners with content creators to co‑found authentic, scalable software businesses. By combining AI ...

Full Stack Engineer

Affinity Labs: Full Stack Engineer Location: London Area, United Kingdom · On-site Company Description At Affinity Labs, we’re building a full-stack AI venture studio that partners with content creators to co-found authentic, scalable software businesses. By c ...

Full Stack Engineer

Affinity Labs: Full Stack Engineer Location: London Area, United Kingdom · On-site Company Description At Affinity Labs, we’re building a full-stack AI venture studio that partners with content creators to co-found authentic, scalable software businesses. By c ...

Principal AI Software Engineer, Senior Vice President

Are you looking for a career move that will put you at the heart of a global financial institution? We are seeking an exceptionally skilled Principal AI Software Engineer to architect and implement robust, scalable backend systems that power our advanced AI tools and services. This hands-on individual contrib ...

Principal AI Software Engineer, Senior Vice President

Are you looking for a career move that will put you at the heart of a global financial institution? We are seeking an exceptionally skilled Principal AI Software Engineer to architect and implement robust, scalable backend systems that power our advanced AI tools and services. This hands-on individual contrib ...

Quant Developer – Trading Analytics – Equity Derivatives Tech

**Quant Developer – Trading Analytics – Equity Derivatives Tech** Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can ...

Advisory AI Software Engineer

Description and Requirements This role is open for the Edinburgh, Scotland location only. Candidates must be based there, as the position requires working from the office at least three days per week (3:2 hybrid policy).The Lenovo AI Technology Center (LATC)—Lenovo’s global AI Center ...

Advisory AI Software Engineer

Description and Requirements This role is open for the Edinburgh, Scotland location only. Candidates must be based there, as the position requires working from the office at least three days per week (3:2 hybrid policy).The Lenovo AI Technology Center (LATC)—Lenovo’s global AI Center ...

Artificial Intelligence Engineer

Founding AI Engineer | Python, LLMs, RAG | VC-Backed PropTech Rebuilding How People Rent and Buy Salary: £100,000 - £120,000 + equity Location: London (Hoxton) – 5 days/week in-office I’m working wit ...

Data Analyst

LocationEdinburgh, United Kingdom# Data Analyst at N Consulting LtdLocationEdinburgh, United KingdomSalary£250 - £300 /dayJob TypeContractDate PostedFebruary 17th, 2026Apply NowRole: Data Analyst (Tableau Developer) Location: Edinburgh (Hybrid – 3 days/week onsite) Experience: 4-7 yrs ILR / Citizens onlyMust ...

Senior Software Developer in London May & Stephens

Senior Software Developer London, United Kingdom Posted 9 months ago Responsibilities and Qualifications Equivalent experience along with a formal project management qualification. Technical Proficiencies Angular GitHub Azure D ...

Artificial Intelligence Engineering Manager

AI Engineer (Banking Transformation) AI & Data | Financial Services | Technology & Transformation London (Hybrid) £80,000-£93,000 + Benefits A leading professional services organisation is seeking a Senior Manager – AI Engineer to join ...

Software Engineer / Developer

Software Engineer / Developer – Corgi Insurance Corgi Insurance is a YC-backed insurtech ($108M raised, $630M valuation). We're building AI-powered business insurance from the ground up and need engineers who can move fast. What You Will Do Build and maintain our Django-ba ...

Software Engineer / Developer

Software Engineer / Developer – Corgi Insurance Corgi Insurance is a YC-backed insurtech ($108M raised, $630M valuation). We’re building AI-powered business insurance from the ground up and need engineers who can move fast. What You Will Do: Build and maintain our Django-b ...

Developer Experience Engineer

About xAI xAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thri ...

Lead Full Stack Web Developer Hedge Fund

We are looking for an experienced Lead Full-Stack Web Developer to join an established Hedge Fund. You will be hands-on and involved throughout the entire software lifecycle; design, deployments and continuous improvement whilst leading a small global team. Requirements: </ ...

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