Programmer Python jobs in London

eFinancialCareers

Salary: £200k bonus Summary This is a fantastic opportunity to work in a cross-asset team on the company's biggest and most profitable trading group. Lively, positive spirit of a start-up, with the stability of a longer-established player, this leading quant firm is seeking an experienced Python QD.

*About this opportunity** This is not a traditional job offer. It is an opportunity to join an early-stage startup as a founding engineer and help build a product designed to safeguard human intelligence in the age of AI. We are looking for a full stack developer with strong front-end instincts who

Python Developer Day Rate: £400 Outside IR35 Duration: 6-months Start Date: ASAP (No long notice periods please) Are you actively looking for your next Python contract and ready to start within the next few weeks? We're working with a Data-Driven Technology Business who are looking for additional su

About this opportunity This is not a traditional job offer. It is an opportunity to join an early-stage startup as a founding engineer and help build a product designed to safeguard human intelligence in the age of AI. We are looking for a full stack developer with strong front-end instincts who is

Role: Mid-Level Backend Engineer (Python/Java) Positions: 2 Location: London / City (Hybrid - 3 days in office) Contract: Permanent or Contractor (Inside IR35) Opportunity Summary: Python Developer for Transforming Structured Notes Trading Join a high-impact initiative to re-platform a Tier 1 Invest

eFinancialCareers

Python Developer Inside IR35 Contract - Up to £800 per day 3 Days per week in London 6-Month Initial Contract (2 Years+ Project Scope) Start Date : April 2026 We have partnered with a leading Commodities Trading Firm who are looking to reinforce their Development teams. You'll be working directly wi

About this opportunity This is not a traditional job offer. It is an opportunity to join an early-stage startup as a founding engineer and help build a product designed to safeguard human intelligence in the age of AI. We are looking for a full stack developer with strong front-end instincts who is

Hi! We're Mercuryo, and we’re on a mission to redefine finance by blending the best of traditional banking with the power of decentralized finance (DeFi). We believe everyone deserves seamless access to Web3 and traditional financial services, so we're building the platform that makes it real: one t

SoftNice UG

*Job Description:** We are looking for a skilled Java full-stack developer with expertise in React and emerging GenAI technologies. The role involves building scalable applications, working with modern cloud infrastructure, and implementing end-to-end solutions across backend and frontend systems. T

Waracle are looking for a Senior Developer for an exciting new role joining our world-class digital technology consultancy and home to a diverse, smart, curious and ambitious community of specialists in technology-driven transformation. We work with ambitious clients to help them solve their biggest

Python Engineer – Sports betting Hedge Fund – London *Please note this role cannot sponsor. Please do not apply if you are seeking sponsorship* Job Summary Python Engineer is required for a successful startup delivering innovative solutions to the sports betting industry. They capitalize on advanced

Waracle are looking for a Lead Developer to join our world-class digital technology consultancy. We are home to a diverse, smart, curious, and ambitious community of specialists in technology-driven transformation. We work with ambitious clients to help them solve their biggest business and customer

Thrive IT Systems

Seeking a Specialist with 5 to 7 years of experience in Angular Python and AWS to design and develop scalable secure web applications and cloud native solutions leveraging AWS S3 and API Gateway Key Responsibilities · Work within a small development team to produce clean efficient code based on spec

TEaM Consulting

Company Description Overview Specialist role Developer Summary of the work We're looking for a Senior Python Developer to join a central Government Service. You'll be working in a multi disciplinary agile team, continuously improving the end-to-end user journey for buyers and suppliers and architect

Job Introduction Job Title: CFRMIS Developer & Application Support Lead Starting Salary: £38,220 progressing to £41,771 per annum (pro rata for part time) Hours: 37 Location: Stevenage - Hybrid (with occasional travel) Contract Type: Permanent Directorate: Community Protection About The Team Be

Requirements Must have: - At least 4 years of Python experience - Experience with TypeScript and JavaScript - Strong expertise in Python web development frameworks (e.g., Django) - Experience working in cloud environments such as AWS, Azure, or GCP - Experience with CI/CD tools and practices - Bache

eFinancialCareers

Salary: Up to £200k bonus Summary Fantastic opportunity for a Python engineer with tech leadership experience to join one of the largest global HFT funds. Unique in their field, they combine the lively, positive spirit of a start-up with the stability of a longer-established player. Sitting centrall

We're working with a powerhouse global consumer brand on this exciting opportunity to lead a high-impact technical transformation. As a Lead Python Engineer, you will spearhead the architecture and delivery of critical system synchronisations and scalable backend services. This is a high-visibility

Mustard Systems

Description At Mustard Systems, we leverage statistical modeling to dive into sports events and help us make informed predictions about future outcomes. By utilising our unique datasets, advanced statistical models, and custom-built software, we strive to accurately forecast sports results. We value

eFinancialCareers

Compensation: Top of the market in HFT Summary Now crypto is booming again, this HFT fund is looking to double in size its crypto trading team. Looking for a hybrid quant/dev, skilled in Python or C , who can excel in the fast-paced, rapidly changing world of cryptocurrency. Unique in their field, t