Senior Software Engineer — Full-Stack Python & React

Company IconSelby Jennings
Location IconLondon

A leading investment management firm in London is seeking an expert Software Engineer to join their Data Products team. The ideal candidate will have proficiency in Python, TypeScript, and React, with 4+ years of software engineering experience. This...Read More>>.

Posted: June 6th, 2026
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Senior Software Engineer – Climate Tech (Python/React)

Company IconOliver Bernard
Location IconLondon

Oliver Bernard is hiring a Senior Software Engineer (Python/React) in Greater London to develop software for climate technology initiatives. This role involves full-stack product development and partnership with a small, mission-led team. Candidates...Read More>>.

Posted: June 6th, 2026
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Senior Python Engineer - Math-Driven Optimization (Remote)

Company IconScanmarQED
Location Icon

A leading provider of analytical solutions is seeking a Senior Python Software Engineer with a strong mathematical background. The ideal candidate will design and develop advanced Python-based modules for optimization and analytics, work with modern...Read More>>.

Posted: June 6th, 2026
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Hybrid Senior Software Engineer - Python/Django, Cloud

Company IconLow Carbon Contracts Company
Location IconBirmingham

A leading sustainability-focused organization in Birmingham is seeking a Senior Software Engineer to develop scalable software solutions and lead a delivery team. The ideal candidate will have strong expertise in Python and JavaScript, with experienc...Read More>>.

Posted: June 6th, 2026
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Senior Python Engineer - Real-Time Data, Remote & Equity

Company IconVortexa Ltd
Location IconLondon

Vortexa Ltd is seeking a talented engineer to design and build robust data processing infrastructure in a fast-paced environment. The role includes ensuring data pipeline reliability and collaborating with engineers and data scientists. Candidates sh...Read More>>.

Posted: June 6th, 2026
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Senior Software Engineer (Python/React) – Tech for good

Company IconOliver Bernard
Location IconLondon

Senior Software Engineer (Python/React) – Tech for goodUp to £85k2-4 days p/month in LondonSenior Software Engineer (Python/React) – Would you like the opportunity to work for a climate technology company? This is an exci...Read More>>.

Posted: June 6th, 2026
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Senior Python Software Engineer | AWS, Client-Facing, Hybrid

Company IconTieTalent
Location IconBristol

A leading recruitment agency is seeking a Senior Software Engineer (Python) in Bristol. This hybrid role involves working with Agile teams and clients to develop bespoke software solutions. Candidates should have strong Python skills, AWS experience,...Read More>>.

Posted: June 6th, 2026
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Senior Python Backend Lead - Cloud & AWS (Hybrid Leeds)

Company IconDigital Gurus
Location IconLeeds

A technology-driven company in Leeds seeks a Senior Python Developer to enhance their scalable cloud platform in Healthcare. In this role, you will design robust solutions, refine APIs, and contribute to a culture of mentorship and innovation. Candid...Read More>>.

Posted: June 6th, 2026
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Senior Software Engineer - Cloud CI/CD, Python/Go/Node

Company IconOffice for National Statistics
Location IconNewport

The Office for National Statistics in Newport is seeking an experienced Software Engineer with a passion for Continuous Integration and Deployment in cloud applications. The role involves developing software solutions, mentoring colleagues, and ensur...Read More>>.

Posted: June 6th, 2026
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Staff Machine Learning Engineer (£220,000 | RecSys | Python)

Company IconDex
Location IconLondon

Location: London, 4 days in office (Shoreditch)Salary: Up to £220,000 + Bonus + Compelling EquityThis role is with one of Dex’s trusted partner companies. We work closely with their teams to truly understand their...Read More>>.

Posted: June 6th, 2026
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Full Stack Application Development Technical Lead (Java/Python), Vice President

Company IconCitigroup Inc.
Location IconBelfast

Team/Role Overview Source to Pay Solutions Technology group is part of COO (Citi Operating Office) Technology organization supporting Citi Operating Office business function and its enterprise‑wide transformation agenda to achieve im...Read More>>.

Posted: June 6th, 2026
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Senior Python Engineer - FinTech SaaS & Data Viz

Company IconBMLL Technologies
Location IconLondon

About BMLL:BMLL is the leading independent provider of harmonised Level 3, 2 and 1 historical data and analytics across global equities, ETFs, futures and US equity options. We provide market participants with immediate...Read More>>.

Posted: June 6th, 2026
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Senior Python Engineer – FinTech Data & SaaS

Company IconBMLL
Location IconLondon

BMLL is seeking a Senior Engineer to join our hybrid team in London. This role involves designing and implementing features for market-leading SaaS applications in a fast-paced environment. You will collaborate closely with the Product Owner and m...Read More>>.

Posted: June 6th, 2026
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Senior Python Developer, Counterparty Credit Risk

Company IconCiti
Location IconLondon

Citi is seeking a Counterparty Credit Risk Senior Application Developer in Greater London to develop and maintain applications for derivatives credit risk calculations. This role involves collaboration with Quant and Front Office teams and the int...Read More>>.

Posted: June 6th, 2026
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Senior Lead Python Engineer - Rates Risk & PnL (Athena)

Company IconJPMorganChase
Location IconLondon

JPMorganChase is looking for an experienced Senior Athena Python Rates Senior Lead Software Engineer to join our development team in Greater London. This role requires hands-on Python development skills and a strong financial services background to s...Read More>>.

Posted: June 6th, 2026
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Lead Software Engineer - Java/Python - Risk Data Platform & Strategy

Company IconJPMorganChase
Location IconLondon

Job DescriptionJoin us and shape the future of risk technology with your expertise in data engineering and software development. You will have the opportunity to push boundaries, innovate, and make a meaningful impact on o...Read More>>.

Posted: June 6th, 2026
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Lead Python/Rust Engineer — High‑Frequency Quant Tech

Company IconJobs via eFinancialCareers
Location IconLondon

Jobs via eFinancialCareers is seeking a Python engineer with tech leadership experience to join one of the largest global HFT funds. You will work on infrastructure and applications in Python and Rust while mentoring junior talent.The role...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer - Python/Django (Hybrid UK)

Company IconIwoca Ltd
Location IconLondon

A fintech company in London seeks a Senior Back End Engineer to build systems for their German operations. You'll develop backend services, simplify workflows, and advocate for quality in engineering. Ideal candidates will have experience in Python,...Read More>>.

Posted: June 6th, 2026
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Senior Python Engineer — Real-Time Risk Platform Lead

Company IconJPMorgan Chase & Co.
Location IconLondon

A leading financial services firm in London is seeking a Senior Lead Software Engineer to enhance credit risk management solutions. The role involves providing technical leadership, developing secure code, and advocating for best practices in softwar...Read More>>.

Posted: June 6th, 2026
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Lead Software Engineer Python/Java on AWS - Markets Tech

Company IconFairygodboss
Location IconGlasgow

JPMorgan Chase is seeking a Lead Software Engineer to join their Markets Technology team in Glasgow. You will be responsible for delivering innovative software solutions, developing high-quality production code, and leading evaluation sessions wit...Read More>>.

Posted: June 6th, 2026
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Senior Data Engineer Lead - Python, SQL, AWS, Microservices

Company IconJ.P. Morgan
Location IconLondon

A leading financial institution in London seeks a skilled Lead Data Engineer to enhance and deliver top-tier technology products. This role includes leading a team of Data Engineers, conducting Agile ceremonies, and delivering cloud-native microservi...Read More>>.

Posted: June 6th, 2026
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Lead Software Engineer — Java/Python in Risk Data Platform

Company IconJ.P. MORGAN
Location IconLondon

A leading global financial institution in Greater London is seeking a Lead Software Engineer to design and enhance data engineering solutions within the Corporate Risk Technology team. This role requires proficiency in programming languages like Java...Read More>>.

Posted: June 6th, 2026
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Hybrid Python + React Engineer - Backend & IoT Platform

Company IconTrades Workforce Solutions
Location IconBraintree

A leading technology company specializing in the utilities sector is seeking a Mid-Level Software Engineer proficient in Python and React. The role involves developing scalable backend services and collaborating on complex projects related to IoT and...Read More>>.

Posted: June 6th, 2026
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Contract Lead Python Engineer for Production-Grade Systems

Company IconObsidian
Location IconLondon

Obsidian is looking for a Software Engineer to join a model-training project with a leading AI lab. This contract role requires expertise in Python and involves around 20 hours of work per week.Successful candidates will have experience wit...Read More>>.

Posted: June 6th, 2026
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Senior Lead Software Engineer - Java/Python, Data Platform

Company IconJPMorganChase
Location IconLondon

Join JPMorgan Chase as a Senior Lead Software Engineer within Corporate Risk Technology in London. You will design and enhance advanced data engineering solutions to deliver secure, stable, and scalable technology products. Collaborate with agile tea...Read More>>.

Posted: June 6th, 2026
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Senior Lead Python Engineer – Real-Time Trading Platform

Company IconJPMorgan Chase & Co.
Location IconLondon

JPMorgan Chase & Co. is seeking a Senior Lead Software Engineer for the Credit Trading - Realtime Risk team in Greater London. You will play a crucial role in building secure and scalable technology solutions, guiding engineering teams, and driving p...Read More>>.

Posted: June 6th, 2026
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Lead Python Front Office Quant Engineer

Company IconJPMorgan Chase & Co.
Location IconLondon

A leading financial services firm in London seeks a Lead Software Engineer specializing in Python for its Global Equity Derivatives Technology team. The role involves collaborating with quants and traders to develop trading applications and APIs, in...Read More>>.

Posted: June 6th, 2026
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Senior Lead Software Engineer - Python / Java

Company IconJPMorgan Chase & Co.
Location IconLondon

We have an exciting and rewarding opportunity for you to take your software engineering career to the next level. Be an integral part of an agile team that's constantly pushing the envelope to enhance, build, and deliver top‑notch tech...Read More>>.

Posted: June 6th, 2026
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Senior Back-end Software Engineer (Python and Rust) - London

Company IconValidus Risk Management Ltd.
Location IconLondon

Validus is looking for a financial software engineer to join our back-end team. This team is responsible for designing, implementing and maintaining the systems and services powering the rapidly growing, award-winning technology offering at Val...Read More>>.

Posted: June 6th, 2026
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Senior Full Stack Software Engineer (Python / React)

Company IconSkin + Me
Location IconLondon

Skin + Me is a fast-growing, technology-driven start-up on a mission to revolutionise personalised skincare. Our tech team powers all three of our brands (Skin + Me, Hair + Me, and Renew + Me), building everything from our ecommerce plat...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer (Python/Django) — Scale, Mentor & Impact

Company IconPreply
Location IconLondon

Preply is looking for a Senior II Backend Engineer to create and enhance backend features using Python/Django while leading cross-functional initiatives. This role requires experience in architectural patterns of large-scale applications and strong c...Read More>>.

Posted: June 6th, 2026
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Lead Software Engineer - Markets Tech (Python/Java)

Company IconJPMorgan Chase & Co.
Location IconLondon

JPMorgan Chase & Co. is seeking a Lead Software Engineer to design and deliver secure technology solutions in the Markets Technology team. The role involves ensuring production outcomes for critical workflows and collaborating within an agile team. C...Read More>>.

Posted: June 6th, 2026
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Senior Data Platform Engineer - Java/Python, Risk Tech

Company IconJ.P. MORGAN
Location IconLondon

A leading financial services firm is looking for a Senior Lead Software Engineer to join their Data Platform & Strategy team in Greater London. In this role, you will design and enhance advanced data engineering solutions that support business object...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer (Rust/Python) for Financial Tech

Company IconValidus Risk Management Ltd.
Location IconLondon

A financial services technology firm in the UK is seeking a financial software engineer to join their back-end team. This role includes engaging with stakeholders, designing solutions for data integration, and implementing cloud-native applications o...Read More>>.

Posted: June 6th, 2026
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Hybrid Data Lead Engineer - Python/TypeScript + GraphQL

Company IconJava Script Works
Location IconLondon

Java Script Works is searching for a Lead Software Engineer - Data based in Greater London, United Kingdom. This hybrid role focuses on optimizing the platform's performance, requiring strong programming skills in Python and TypeScript, alongside kno...Read More>>.

Posted: June 6th, 2026
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Senior Platform Engineer - Python & AI Tools

Company IconJPMorgan Chase & Co.
Location IconLondon

As a Lead Software Engineer at JPMorgan Chase & Co. in the Athena Core DevTools team, you will play a pivotal role in designing and building tools to improve the daily work of thousands of engineers. Your responsibilities include developing develo...Read More>>.

Posted: June 6th, 2026
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Lead Software Engineer - Java / Python - Public Cloud Engineering

Company IconJ.P. MORGAN
Location IconLondon

Job Description We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. The Cloud Engineering Acceleration team accelerates delivery of strategic public cloud platf...Read More>>.

Posted: June 6th, 2026
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Lead Software Engineer - Python/Java & AWS

Company IconJPMorgan Chase & Co.
Location IconGlasgow

As a Lead Software Engineer at JPMorgan Chase within Markets Technology team, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scalable way....Read More>>.

Posted: June 6th, 2026
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Senior Python Engineer - Cloud API & Leadership

Company IconCalibre Global Consulting
Location IconLondon

A leading consulting firm is seeking a Senior Python Engineer based in Greater London to design and develop scalable software solutions. The role requires strong expertise in Python frameworks and cloud environments, especially AWS, Azure, or GCP. Re...Read More>>.

Posted: June 6th, 2026
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Remote Full-Stack Engineer II (Python) — Build Data Tools

Company IconMintel International
Location IconLondon

A leading market intelligence firm in Greater London is seeking a Full Stack Software Engineer to develop and maintain internal tools that streamline insights delivery. You will collaborate with technical consultants, design intuitive user interfaces...Read More>>.

Posted: June 6th, 2026
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Senior Credit Risk Analyst — Fintech, Python/SQL

Company IconLendable
Location IconLondon

A leading fintech company in Greater London is seeking a Senior Credit Risk Analyst to drive meaningful change in consumer finance products. The ideal candidate will have strong coding skills in Python and SQL, as well as experience in credit risk st...Read More>>.

Posted: June 6th, 2026
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Network Automation Engineer - Python & CI/CD

Company IconSohonet Group
Location IconLondon

A leading connectivity expert for media in London seeks a Network & Systems Automation Engineer to support expansion projects. The role involves maintaining and developing automation tools for the Sohonet network, guiding engineers to improve their e...Read More>>.

Posted: June 6th, 2026
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Project-Based: AI-Powered Electrical Engineer & Python Pro

Company IconMindrift
Location IconLondon

Mindrift offers project-based AI opportunities connecting specialists with leading tech companies to test and improve AI systems. Roles involve creating computational engineering problems and require Python proficiency along with a degree in Elect...Read More>>.

Posted: June 6th, 2026
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Quality Engineer - Python, Bash & SQL Specialist

Company IconJava Script Works
Location IconCambridge

Java Script Works is seeking a Quality Engineer in Cambridge, United Kingdom. Candidates should have a Bachelor's or Master's degree with a First or 2:1 in a technical subject. Strong scripting experience in Python, Bash, or JavaScript is essential....Read More>>.

Posted: June 6th, 2026
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Snowflake / Python Data Engineer (Contract) – London

Company IconSalt Digital Recruitment
Location IconLondon

PositionSnowflake / Python Data Engineer (Contract) - London - Outside of Ir35Location: London (2 days onsite per week)Contract: Outside IR35Start: ASAPInterview process: Fast (interviews taking place Monday...Read More>>.

Posted: June 6th, 2026
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Global Markets Python BA for Risk & PnL Tech

Company IconThe JM Longbridge Group
Location IconSouthampton

The JM Longbridge Group is looking for a Technical Business Analyst - Python in Southampton on a 6-month contract. The role involves working at the intersection of Business Analysis, Development, and Production Support, primarily focused on Global Ma...Read More>>.

Posted: June 6th, 2026
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Technical Project Manager - Risk and Python. Job in Yorkshire LilyLifestyle Jobs

Company IconUnited Cerebral Palsy of Georgia
Location IconSouth Yorkshire

Technical Project Manager – Market Risk Technology and Python Hybrid, Bromley – 3 days per week Permanent 70k – 100k depending on experience A leading financial services organisation is seeking an experienced...Read More>>.

Posted: June 6th, 2026
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Hybrid UK Technical Lead: Python Backend + TS Frontend

Company IconXpertise Recruitment
Location IconLondon

Xpertise Recruitment is looking for two experienced Python-focused Technical Leads for a long-term contract in the Greater London area. The role emphasizes Python backend development and TypeScript front-end experience, along with strong AWS skill...Read More>>.

Posted: June 6th, 2026
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Data Scientist (Python/SQL) – Hybrid, AI for Learning

Company IconClient Server Ltd.
Location IconLondon

Client Server Ltd. is seeking a Data Scientist to join their London team, with the flexibility to work from home two days a week. The successful candidate will work on the core AI platform, leveraging Python, SQL, and Machine Learning frameworks t...Read More>>.

Posted: June 6th, 2026
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Senior Full-Stack Engineer (Python/React) - Hybrid, Equity

Company IconSkinandme
Location IconLondon

Skinandme in London is hiring a Senior Full Stack Engineer to own features across their Python/Flask/React stack. The role involves backend services and customer-facing frontend development, making architectural decisions to ensure scalability....Read More>>.

Posted: June 7th, 2026
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