Lead Python Developer Jobs in London, UK

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Salesforce Lead Developer

This business is challenging a legacy industry; with the travel and expenses industry stuck in its ways for decades, and with current platforms expensive, difficult to implement and built on antiquated technology, they decided to turn the market on it’s head. Harnessing cutting-edge technology such as ...

Lead ServiceNow Developer

Sword is a leading provider of business technology solutions within the Energy, Public and Finance Sectors, driving real transformation change within our clients. We use proven technology, specialist teams and domain expertise to build solid technical foundations across platforms, data and business applicatio ...

Lead Salesforce Developer

We are proud to be partnered with an award-winning fintech company who are experiencing a significant period of growth.Attracting investment from some of the world’s most respected institutions, their impressive growth has been fuelled by their passion and innovation, and by their drive to truly sh ...

Lead SQL Developer

Job Description:We are looking to recruit a Principal SQL Developer to work on the support of a truly unique capability, NAS. NAS is understood to be the largest number plate recognition database in the world supporting UK Policing and Law Enforcement in the detection and prevention of serious c ...

Salesforce Lead Developer

Job Title: Salesforce Lead Developer Job Location: London, UK / Onsite Job Type:12 Months FTC < ...

Lead Backend Developer

We are exclusively working with an exciting Branding company who are shaping the Entertainment/Media industry with their innovative and analytics technology platform. As a business they thrive of the start to finish attitude, someone who isn't afraid to get their hands dirty and solve complex problems, h ...

Salesforce Lead Developer

United Kingdom - London Posted: 25/03/2026 Salary: £0.00 to £320.00 per Day ID: 37216_BH Apply OR Salesforce Lead Developer Contract East London (Hybrid)Rate: Negotiable DOE We are s ...

(Assistant/Lead) Developer

(Assistant/Lead) Developer London, UK; Wroclaw, Poland Pricing Analytics & Models (PAM) is a unit of AXA XL’s insurance division that enables product pricing actuaries and underwriters to harness information, deploy tools, and generate insights that improve portfolio management and ...

Lead Fullstack Developer

We are exclusively working with an exciting Branding company who are shaping the Entertainment/Media industry with their innovative and analytics technology platform. As a business they thrive of the start to finish attitude, someone who isn't afraid to get their hands dirty and solve complex problems, h ...

Lead ServiceNow Developer

Sword is a leading provider of business technology solutions within the Energy, Public and Finance Sectors, driving real transformation change within our clients.  We use proven technology, specialist teams and domain expertise to build solid technical foundations across platforms, data and business appl ...

Lead iOS Developer

About UsJoin Proton and build a better internet where privacy is the defaultProton was founded in 2014 by scientists from CERN on a simple truth: privacy is a fundamental human right. Since then, we’ve built the world’s largest encrypted email service (Proton Mail) and e ...

Salesforce Lead Developer

Job Title: Salesforce Lead Developer Job Location: London, UK / Onsite Job Type:12 Months FTC < ...

Lead Salesforce Developer

We are proud to be partnered with an award-winning fintech company who are experiencing a significant period of growth.Attracting investment from some of the world’s most respected institutions, their impressive growth has been fuelled by their passion and innovation, and by their drive to truly sh ...

Salesforce Lead Developer

United Kingdom - London Posted: 25/03/2026 Salary: £0.00 to £320.00 per Day ID: 37216_BH Apply OR Salesforce Lead Developer Contract East London (Hybrid)Rate: Negotiable DOE We are s ...

(Assistant/Lead) Developer

(Assistant/Lead) Developer London, UK; Wroclaw, Poland Pricing Analytics & Models (PAM) is a unit of AXA XL’s insurance division that enables product pricing actuaries and underwriters to harness information, deploy tools, and generate insights that improve portfolio management and ...

Lead ServiceNow Developer

Sword is a leading provider of business technology solutions within the Energy, Public and Finance Sectors, driving real transformation change within our clients. We use proven technology, specialist teams and domain expertise to build solid technical foundations across platforms, data and business applicatio ...

Lead Fullstack Developer

We are exclusively working with an exciting Branding company who are shaping the Entertainment/Media industry with their innovative and analytics technology platform. As a business they thrive of the start to finish attitude, someone who isn't afraid to get their hands dirty and solve complex problems, h ...

Lead SQL Developer

Job Description:We are looking to recruit a Principal SQL Developer to work on the support of a truly unique capability, NAS. NAS is understood to be the largest number plate recognition database in the world supporting UK Policing and Law Enforcement in the detection and prevention of serious c ...

Lead Backend Developer

We are exclusively working with an exciting Branding company who are shaping the Entertainment/Media industry with their innovative and analytics technology platform. As a business they thrive of the start to finish attitude, someone who isn't afraid to get their hands dirty and solve complex problems, h ...

Salesforce Lead Developer

This business is challenging a legacy industry; with the travel and expenses industry stuck in its ways for decades, and with current platforms expensive, difficult to implement and built on antiquated technology, they decided to turn the market on it’s head. Harnessing cutting-edge technology such as ...

Lead ServiceNow Developer

Sword is a leading provider of business technology solutions within the Energy, Public and Finance Sectors, driving real transformation change within our clients.  We use proven technology, specialist teams and domain expertise to build solid technical foundations across platforms, data and business appl ...

Python Developer FX Options Data Engineer

**Python Developer - FX Options Pricing and Market Data Distribution** The FX Options Pricing and Market Data distribution team is going through significant reengineering and modernisation. We are looking for an experienced Python developer and technologist to take a hands-on role in building out data a ...

Senior Python Developer Code Migration Specialist

Please submit your CV in English and indicate your level of English proficiency.Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not p ...

Python Core Developer – Middle Office – London

Salary: £200 – 250kCompanyThis fintech is an international global algorithmic market maker in digital assets. They aim to transform Crypto Markets by offering liquidity to trading platforms and exchange. So essentially ‘HFT meets Crypto’. Trading more than $5B+/day across d ...

Software Developer Internal Compute Frameworks (Python)

Position Overview: We are seeking an experienced and passionate Software Developer to join our growing team. In this role, you will play a key part in designing, building, and maintaining Squarepoint internal frameworks, services and platforms that power our business. You will have the opportuni ...

Quant Developer (Python/R) – Equity Models

Salary: up to ~£250k annual TCExperience: Minimum 5 years; also open to more senior candidates. Fabulous opportunity for a talented QD to join one of the world’s most prestigious and successful hedge funds. Looking for an experienced engineer with a solid programming background ...

Python Core Developer – Middle Office – London

Salary: £200 – 250kCompanyThis fintech is an international global algorithmic market maker in digital assets. They aim to transform Crypto Markets by offering liquidity to trading platforms and exchange. So essentially ‘HFT meets Crypto’. Trading more than $5B+/day across d ...

Quant Developer (Python/R) – Equity Models

Salary: up to ~£250k annual TCExperience: Minimum 5 years; also open to more senior candidates. Fabulous opportunity for a talented QD to join one of the world’s most prestigious and successful hedge funds. Looking for an experienced engineer with a solid programming background ...

Software Developer Internal Compute Frameworks (Python)

Position Overview: We are seeking an experienced and passionate Software Developer to join our growing team. In this role, you will play a key part in designing, building, and maintaining Squarepoint internal frameworks, services and platforms that power our business. You will have the opportuni ...

Senior Python Developer Code Migration Specialist

Please submit your CV in English and indicate your level of English proficiency.Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not p ...

Lead Software Engineer Python API Fintech

Lead Software Engineer / Developer London / WFH to £120kAre you a skilled a backend focussed Python technologist with team leadership experience?You could be progressing your career at a well-funded and profitable FinTech start-up.As a Lead Software Engineer you'll head up a small, ...

Lead Software Engineer – Python, AIML, Cloud

Chase is seeking a Lead Software Engineer with expertise in AWS and Python, and a passion for Machine Learning, to help engineer and deploy innovative ML solutions into production. You will collaborate with the Applied AI/ML group and technology teams across the firm, contributing to both new and ongoing proj ...

Lead Software Engineer – Python, AIML, Cloud

Chase is seeking a Lead Software Engineer with expertise in AWS and Python, and a passion for Machine Learning, to help engineer and deploy innovative ML solutions into production. You will collaborate with the Applied AI/ML group and technology teams across the firm, contributing to both new and ongoing proj ...

Lead Software Engineer Python API Fintech

Lead Software Engineer / Developer London / WFH to £120kAre you a skilled a backend focussed Python technologist with team leadership experience?You could be progressing your career at a well-funded and profitable FinTech start-up.As a Lead Software Engineer you'll head up a small, ...

Lead Data Engineer Python, SQL Team Lead Vice President

Be an integral part of an agile team that's constantly pushing the envelope to innovate, build, enhance and deliver top-notch technology products. As a Lead Data Engineer at JPMorgan Chase within the GIB and a part of the Capital Markets Team you are an integral part of an agile team that works to enha ...

Lead Data Engineer Python, SQL Team Lead Vice President

Be an integral part of an agile team that's constantly pushing the envelope to innovate, build, enhance and deliver top-notch technology products. As a Lead Data Engineer at JPMorgan Chase within the GIB and a part of the Capital Markets Team you are an integral part of an agile team that works to enha ...

Senior SC Cleared Python Developer x 3

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'll need to succeed:Extensive (10 years +) Python Development experience, ideally within the public sector.Active SC clearance is highly desi ...

Front Office Python Developer (Rates/FX Trading)

Job Tittle: Front Office Python Developer (FX/Rates Trading)Contract: 12 MonthsLocation: London (3 days a week onsite)Rate: Highly competitive daily rateStatus: inside IR35About the Role We are seeking an experienced Front Office Python Developer to join a global investment bank, work ...

Graduate / Junior Developer, Python, JavaScript, PHP – London

Graduate / Junior Developer, Python, JavaScript, PHP – London(Tech stack: Graduate / Junior Developer, Python, JavaScript, PHP, Graduate / Junior Developer)In 2012 our client launched a social messaging platform that has been taking the US by storm. After an extremely successful perio ...

Python Quant Developer – Risk/Pricing Platform – London

Salary: paying up to £250k + bonusSummaryOne of the world’s largest hedge funds using innovative and cutting-edge technology, where data is fundamental to the investment process. Central Risk is a key initiative for the firm, and this Quant Developer role offers the opportunity ...

Full Stack Developer Python Django Go AWS

Full Stack Developer / Engineer (Python Django Flutter Go AWS) London to £90kAre you a full stack technologist who enjoys working on Greenfield apps?You could be progressing your career at a tech scale-up that are enjoying great success with their AI workforce optimisation software that c ...

HFT Build out for Python Quant Developer

Salary: up to £600k TC Client Research at this leading investment firm is key to continued success: based on rigorous and innovative research, they design and implement systematic, computer-driven trading strategies across multiple liquid asset classes. You’ll be exposed to all ...

Python Developer Equity Factor Model Risk Technology.

Python Developer - Equity Factor Model Risk TechnologyMillennium is looking for an exceptional individual to join the Equity Factor Risk Model Technology Team, which is responsible for designing and developing equity portfolio analytics framework, including MSCI Barra equity factor risk models.Princ ...

Senior Python Systems Developer Functional Testing Project

Please submit your CV in English and indicate your level of English proficiency.Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not p ...

Python Developer Equity Factor Model Risk Technology.

Python Developer - Equity Factor Model Risk TechnologyMillennium is looking for an exceptional individual to join the Equity Factor Risk Model Technology Team, which is responsible for designing and developing equity portfolio analytics framework, including MSCI Barra equity factor risk models.Princ ...

Python Quant Developer – Risk/Pricing Platform – London

Salary: paying up to £250k + bonusSummaryOne of the world’s largest hedge funds using innovative and cutting-edge technology, where data is fundamental to the investment process. Central Risk is a key initiative for the firm, and this Quant Developer role offers the opportunity ...

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    Lead Python Developer Jobs in London Job Search Guide, Trends and Insights