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Senior Python Backend Engineer | FastAPI, SQL, Databricks

Client Server is looking for a Backend Software Engineer to join their team in London. In this role, you will design and develop data-centric backend services using Python and FastAPI in a hybrid work setting. The salary is between £80k – £95k, and the position includes benefits like private medical in ...

Python Engineer for Global Delta One Trading

A leading trading firm is looking for a Software Engineer with expertise in Python to join its Global Delta One team in London. The role involves collaborating directly with traders to enhance an automated trading platform, with responsibilities including developing new tools and improving existing code. Candida ...

Remote Python Engineer (EdTech) – Django/Flask + Equity

An innovative EdTech start-up is seeking a skilled Python Engineer to join their team. This role involves developing scalable backend services and RESTful APIs using Django and Flask. You will collaborate with cross-functional teams and ensure the robustness of applications. A strong background in Python with fa ...

Senior Python Engineer — Financial Systems & Data Pipelines

A technology-enabled advisory firm is seeking a Python Software Engineer to join their Client Success Team. In this role, you will drive the delivery of high-impact features for the Validus Horizon platform. You will work cross-functionally, translating complex requirements into robust solutions, while mentoring ...

Trading Platform Python Engineer — High Impact Tech

A diversified trading firm is seeking a skilled Software Engineer to enhance their trading platform. The successful candidate will manage proprietary trading systems, write performance-sensitive Python code, and collaborate across teams to implement effective technology solutions. A Bachelor's or Master's degree ...

Senior Platform Engineer I Database Platform Python

Company Description Wise is a global technology company, building the best way to move and manage the world’s money. Whether people and businesses are sending money to another country, spending abroad, or making and receiving international payments, Wise is on a mission to make their lives easier ...

Backend Architect – Java Spring Boot & Python (Hybrid)

Methods is seeking a skilled architect to lead the migration and rebuilding of core architecture in Java Spring Boot at their London office. This hybrid role requires three days on-site each week. Key responsibilities include optimizing technical connectors for various marketplaces and ensuring real-time synchro ...

AI Powered Python API & Data Engineer (Energy)

A leading energy tech company in London seeks a Software Engineer/Data Engineer to build data presentation layers and stable APIs for complex energy market data. Responsibilities include full lifecycle ownership of projects, designing infrastructure, and ensuring code quality. The ideal candidate has 4+ years of ...

Senior Software Engineer Python & C# | Semantic API

慨正橡扯 is looking for a Software Engineer III with expertise in Python and C#. In this role, you'll build advanced systems and maintain APIs while ensuring coding best practices. Ideal candidates will have strong knowledge in Agile methodologies, secure coding practices, and experience with data query la ...

Staff Python Engineer – AI Powered Legal Platform

Lawhive is seeking a Staff Python Engineer to join our AI Engineering & Infrastructure team in London. You will develop production-ready APIs and services, enhance reliability, and scale AI systems for legal applications. Join our innovative team to bridge AI research and real-world legal tech solution ...

Data Analyst — Python, RFPs & Stakeholder Impact (London)

Stars Arena is looking for a Data Analyst - Distribution to drive data initiatives in London, United Kingdom. The ideal candidate will have a strong proficiency in Python and a solid understanding of RFP structures and databases. This full-time role requires excellent stakeholder management and present ...

Senior Python Backend Engineer – Drive Horizon Features

A financial technology company in Greater London is seeking a Python Software Engineer to join their Client Success Team. This role involves delivering high-impact features for the Validus Horizon platform, collaborating with stakeholders, and leading initiatives. The ideal candidate has 3-5 years of software de ...

Trading Systems Engineer (Python/.NET/Angular + Databricks)

NextWave Consulting Ltd is seeking a Buy-Side Trading Systems Developer to support their investment management transformation. The role involves designing, building, and integrating systems while collaborating with traders and technology stakeholders to enhance operational visibility and data quality. ...

Hybrid Backend Python Engineer AI Energy Forecasting

An innovative energy technology company in London is seeking a backend Python Engineer for its Modelling team. The successful candidate will build and maintain services for energy forecasting models, collaborating with data scientists and analysts. Ideal applicants will have 3–5 years of Python experience, exper ...

Senior Python Web Scraping Engineer | Remote UK

A technology recruitment firm is seeking a Python Web Scraping Engineer for a fully remote position. The role requires design and operation of high-volume web scraping systems, particularly targeting Google. Candidates must have expert-level skills in Python web scraping, with experience in battling anti-bot det ...

Embedded Software Engineer (C++/Python) – Audio Tech

Mandarin Recruitment is offering an exciting opportunity for a Software Engineer in London. This role focuses on integrating software into consumer products, improving their performance and clarity in noisy environments. Candidates need to be fluent in Mandarin and have strong skills in C++ and Python 3. ...

Time Travel Debugging Engineer (C/Python, Linux)

Software Engineer Salary: Not Disclosed Company Description: Undo.io - Deep-tech software recording platform Location: Cambridge, UK Join a world-class team developing market-defining time travel debugging technology. You will wo ...

Python Platform Engineer: Data Orchestration & CI/CD

A technology firm in Greater London is seeking a Python Platform Engineer to design and build a central automation platform. This role involves writing high-quality code and delivering key components of a sophisticated reporting system. The ideal candidate will have extensive Python experience focused on large c ...

Fintech Python Web Engineer Own Projects & Impact

Java Script Works is seeking a Python Web Engineer for a major global financial exchange located in Greater London. The ideal candidate will have experience with Python-based MVC frameworks and front-end technologies including JavaScript, HTML5, and CSS3. Familiarity with Django and React is advantageous. The ro ...

Python Engineer, Prediction Markets – Real Time Trading

A trading firm is seeking a Software Engineer to join their Prediction Markets Desk in London. The role involves building systems to facilitate trading, manage data, and implement strategies in a high-autonomy environment. Candidates should have at least 2 years of experience in Python, strong problem-solving sk ...

Blockchain & DLT Engineer II Java, Python & TS

TwinThread is looking for a Software Engineer II in London to join our engineering team. You will contribute to the development of blockchain applications using Java, Python, and TypeScript. The role offers the opportunity to engage in collaborative projects with experienced engineers, focusing on scalable and s ...

Hybrid Python Risk Platform Lead (Front‑Office)

Join Citigroup Inc. in London to develop high-performing Python micro-services for the Commodities trading risk platform. You will collaborate with Traders and Risk Managers, addressing their queries and enhancing a crucial trading tool. The position requires strong skills in Python, SQL Server, and fa ...

Performance Software Engineer (C++/Python) Hybrid London

Hunter Bond is seeking a talented Software Engineer (C++/Python) to join their elite team in London. You will work on building a next-generation performance software platform and have the opportunity to make impactful contributions across various projects. Ideal candidates will have 2+ years of experience with C ...

Senior Backend Engineer: Python, AWS, Hybrid + Equity

Taktile is looking for a Senior Backend Engineer to join the team in London. This role involves designing and operating backend services in Python on AWS, tackling scalability and reliability challenges. Candidates should have at least 5 years of experience, strong system design skills, and the ability to lead c ...

Python AI Platform Engineer Build Scalable Apps

The Developer Link in Greater London is seeking ambitious Software Engineers to scale AI products that automate complex workflows in financial services. You'll work in a fast-paced environment, building production-grade software, solving challenging engineering problems, and collaborating closely with founders a ...

Low Latency FPGA Software Engineer (Python/Linux)

Paragon Alpha - Hedge Fund Talent Business is seeking a skilled FPGA Software Engineer to support the expansion of a leading $50 Billion Hedge Fund in London. This role will involve developing trade-sensitive software solutions tailored for their low latency platforms. You will work closely with a team of Techno ...

Lead AI & Python Engineer — Equity & Growth Path

Jack & Jill, a dynamic startup in London, seeks a Lead AI/Python Engineer to lead the development of scalable backend systems for property management automation. You will drive AI integration and mentor a team while contributing to innovative solutions in a competitive market. Ideal candidates will hav ...

Front Office Python Engineer Trading Tools & Impact

Hunter Bond is looking for a Python Engineer to join their leading global hedge fund. This front-office role allows you to work closely with Portfolio Managers and Quants to build high-performance tools that directly impact trading strategies and P&L. As a part of this role, you’ll design Python-based ...

Senior Production AI Engineer: Python & LLM Systems

Kallikor in Greater London is looking for a Production Engineer to build AI-powered simulation systems. In this role, you will design FastAPI services, train domain-specific language models, and ensure products are production-ready. Your experience with Python, engineering principles, and LLM integration will ...

Senior Snowflake Data Engineer Python Pipelines & Lakehouse

Salt Digital Recruitment is seeking an experienced Snowflake / Python Data Engineer for a contract role in London. You will define and own the Snowflake-based data architecture and build scalable data pipelines while collaborating closely with stakeholders. The ideal candidate has proven experience in ...

Senior Automation Engineer (Python, LLM, Spark, ETL)

Role Overview We are seeking a highly skilled Senior Automation Engineer with expertise in Python, Large Language Models (LLMs), Spark, and ETL development. The role focuses on building intelligent automation solutions, scalable data pipelines, and integrating AI capabilities into en ...

Model Validation Quant — Python & Model Review Expert

Stars Arena is looking for a Model Validation Quant in London, United Kingdom. The role is full time and involves reviewing FO quant model submissions, developing and testing models using Python, and producing validation-ready documentation. Candidates will interact with model validation teams and help ensure hi ...

Quantitative Trading Analyst — Python/C# & Data Insights

Braunford LLP is seeking a quantitative analyst to enhance client trading performance through data analysis and coding expertise. You will collaborate with various teams to implement improvements, conduct post-trade analysis, and develop effective C# solutions in a supportive and flexible work environment. </ ...

Senior Internal Model Actuary – Python & DevOps (ERM)

The Emerald Group is seeking a Model Implementation Actuary in London. In this permanent role, you will design, develop, and document internal models for various financial risks, including credit and interest rates. A strong background in capital modelling and proficiency in Python are essential. The role requir ...

Senior LNG Quant Analyst — Python, SQL, Modeling

Senior LNG Analyst (Permanent) London, UnitedKingdom Posted 9 months ago Petroineos Trading Limited Technical Skills Python SQL Analyst Requirements Knowledge of stochastic modelling techniques such as sen ...

QIS Quant: Front Office Modeling, Python & Cloud

UBS is seeking a quantitative analyst in London to lead the design, development, and implementation of quantitative models for the QIS business. The candidate should have 3+ years in systematic trading or quantitative research, strong proficiency in Python, and a solid grounding in financial mathematics. Key res ...

Senior Credit Risk Analyst — Fintech, Python/SQL

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 strategy. This full-time position involves optimizing lending dec ...

Founding Python Platform Engineer — Banking AI, Equity

An innovative AI startup in London is seeking a Founding Forward Deployed Engineer to integrate AI with financial institutions. In this role, you will design Python data pipelines and work closely with bank security teams. Ideal candidates will have at least 5 years' experience and expertise in Python within sta ...

Funded PhD: Infant Neurodata Analytics (Python/Matlab)

Stars Arena is offering a fully-funded PhD position for research in data analytics focused on infants and children. The role requires experience with advanced data analytics using Matlab and/or Python and familiarity with neuroimaging and wearables data. The position is full-time, located in London, with a compe ...

Low Latency E Trading Production Engineer (Python)

A global financial services company is seeking a motivated eTrading Production Support Engineer in London. You will oversee production support for critical FX applications, monitor system health, and collaborate with teams to enhance performance. Candidates should have strong Python scripting skills, knowledge o ...

Senior Python Backend Engineer Remote iGaming APIs

Burns Sheehan is seeking a Senior Software Engineer to join a rapidly scaling iGaming platform as a technical anchor for the backend team. This remote-first position requires strong backend engineering experience, particularly in Python, along with a proven ability in building production-grade APIs. The role inv ...

Senior Software Engineer (AI, Python) (Perm, London)

Senior Software Engineer (AI, Python) (Perm, London) UK Senior AI Python Engineer (Perm, London, 4 days a week on-site) This is afull-time, permanent opportunity for candidatesbased in the UK. There will be a requirement to be onsite 3-4 days per week in London. < ...

Senior Python Engineer Real Time Data & Observability

A software company in London seeks a Senior Developer to enhance their engineering team. This role centers on building data integrations, developing low-latency feeds, and ensuring system reliability. Ideal candidates have a strong background in Python and experience with web-scraping techniques. Applicants shou ...

Data Architect Clinical Knowledge Graph (SPARQL/Python)

Stars Arena in London is looking for an experienced Data Architect specialized in Clinical Knowledge Graph. The role involves designing, developing, and maintaining scalable data pipelines using SPARQL and Python, as well as optimizing complex queries. Knowledge Graph experience is essential. This position is co ...

Senior Cloud Data Engineer AWS, Python & Databricks

SoCode Limited, a leading financial data and analytics company, is seeking a Senior Software Engineer to join their team in London. This role focuses on building and maintaining systems for efficient data distribution to clients globally. The ideal candidate will have over 6 years of software engineeri ...

Python Automation Engineer — Low Code, n8n & AI

A leading professional services firm in Central London is seeking a Low Code Software Engineer to innovate their automation journey. You will design intelligent workflows using Python and n8n, integrating core business systems and embedding AI agents via Microsoft Azure. Ideal candidates have 2–5 years of experi ...

Senior Python Backend Engineer — Front Office Platform

A leading financial services recruitment agency is seeking an experienced Python Engineer to contribute to a front office-facing platform within a tier-one investment bank. This role involves building backend services in Python, working on data-intensive workflows, and improving system design. Candidates should ...

Senior Software Engineer — Python/Django, Own Backend

A financial services firm in Greater London is seeking a skilled software engineer to develop and enhance their investment reporting platform. The successful candidate will have over 5 years of experience with Python and Django, be involved in the full software life cycle, and collaborate with various teams. Thi ...

Senior Python Engineer for Insurance Pricing Platform

The Travelers Indemnity Company in London is looking for a Software Engineer to enhance the customer experience through technology solutions. The role includes supporting the hx Renew platform and mentoring team members. We seek candidates with strong programming skills, particularly in Python and .NET, who e ...

Platform Automation Engineer Low Latency Infra, Python

A leading systematic trading firm in London is seeking a Platform Engineer to enhance their infrastructure through automation. You will collaborate with a global team, using cutting-edge technologies and practices in a fast-paced environment. The ideal candidate has a degree in Engineering or Computer Science, a ...

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