351 to 375 of 443 Python Jobs in Central London

have a background in financial markets, ideally on the buy-side, with significant commercial experience developing enterprise production-grade systems and data pipelines in Python and/or Java, a solid understanding of financial products and their representation, and proven experience using AI coding assistants to enable faster delivery … into robust code. You should apply for this role if you are/have: 8+ years commercial experience developing production-grade enterprise systems in Python and/or Java Asset/investment management experience in the front or middle office systems space Financial product understanding, ideally FIC, with risk/ ...

implement LLM-powered applications for enterprise clients • Build RAG pipelines and AI workflows integrating enterprise data • Develop production APIs and backend services in Python • Implement evaluation frameworks and monitoring for AI systems • Optimise AI systems across latency, cost, and performance • Contribute to solution architecture within cross-functional delivery squads … Details • Salary: £75,000 – £90,000 • Working model: Hybrid (2–3 days per week in Central London) • Tech stack: Python, LLM APIs, RAG architectures, vector databases, agent frameworks, cloud platforms (AWS/GCP/Azure) • Visa sponsorship: Not available Interested? Please apply below. ...

optimisation. Collaborate with cross-functional teams including product, design, and data science to deliver innovative, customer-focused solutions. Work with modern technologies such as Python, Django, Cloud Firestore, BigQuery, and Elasticsearch to deliver scalable, reliable software. Contribute to continuous improvement by identifying opportunities to enhance system architecture and code quality. … Degree in Computer Science or equivalent industry experience. 5+ years' experience in backend software development within a fast-paced, agile environment. Strong proficiency in Python (or similar modern backend language) and experience building RESTful APIs or microservices. Solid understanding of data structures, algorithms, and software design principles. Experience with cloud ...

Azure or AWS Developing modern lakehouse architectures using: Databricks (Spark, SQL, Delta Lake) Azure Data Lake Storage or Amazon S3 Writing high-quality PySpark, Python, and SQL for ingestion, transformation, and modelling Implementing Bronze/Silver/Gold data layers Embedding data quality, validation and monitoring within pipelines Supporting analytics … Engineering roles Strong experience working with Azure or AWS cloud platforms Commercial, hands-on experience using Databricks in production Proven capability across: PySpark/Python/SQL Cloud data storage (ADLS or S3) ETL/ELT pipeline development Solid understanding of data architecture, modelling, and governance Experience building scalable, reliable ...

challenges regularly We're united by our mission, focused execution, and speed We deploy to production multiple times a day 🛠️ Tech Stack Backend: Python (FastAPI) + Typescript (express) Frontend: React + Typescript Infrastructure: AWS (serverless!), terraform Containerisation: Docker Database: PostgreSQL + DynamoDB CI/CD: GitHub actions + Blacksmith runners … speed, experimentation, and long-term code quality. Comfortable working with cloud-based platforms and collaborating closely with backend services and APIs. Bonus : Familiarity with Python or an interest in contributing beyond the frontend when needed. Benefits Competitive salary + equity Bi-annual offsite Regular team dinners + socials Choice ...

providing technical leadership and mentorship to your colleagues. You’ll join at a pivotal stage as we modernize our data infrastructure, migrating from Python scripts and MySQL to Databricks and Snowflake. Our systems power regulatory reporting for major financial institutions, requiring precision, traceability, and reliability. What You'll Do Design … team, aiding their growth and acting as a force multiplier through your technical leadership. Design, build, and optimize data pipelines using Databricks, Kafka, Python and PySpark. Ensure pipelines are auditable, lineage-aware, idempotent, and resilient in regulated environments. Implement robust data quality controls including testing, validation, monitoring, and alerting. Drive ...

performance test frameworks using Jmeter and Load runner. Strong knowledge of performance testing methodologies and tools Familiarity with programming languages and scripting (e.g., Java, Python, Shell) Ability to own QA deliveries including test planning, estimation, reporting, managing start to end test life cycle with the ongoing development sprints. Experience working … tools Experience with Performance monitoring and analysis Experience in using Load testing tools (e.g., JMeter, LoadRunner) Knowledge on Programming languages and scripting (e.g., Java, Python, Shell) Ability to develop performance testing frameworks using the performance testing tools. Ability to auto deploy, distribute and execute the performance testing frameworks using ...

SaaS Systems Manager D365 F&O – Financial Services A leading financial services organisation is seeking an experienced SaaS Systems Manager to oversee and optimise their finance technology landscape. Reporting to both the IT Director and ...

capability. Our client plans to trade against a bespoke risk‐neutral model that identifies key risk factors within specific portfolios. We are seeking a Python specialist with expertise in eTrading and FIX connectivity to design and implement the systems and solutions needed to leverage this model and capture market opportunities. … understand requirements and deliver tailored technology solutions. Contribute to the development of a simple user interface for trading operations. Mandatory Skills: Strong expertise in Python development. Proven experience in eTrading systems. Deep knowledge of FIX and FIXML protocols. 10+ years of experience in financial services. Excellent written and verbal communication ...

Python Engineer in finance looking to work on greenfield projects? This is an opportunity to join a global private equity firm that is taking a tech-first approach. You’ll be working as a Python Engineer, closely with stakeholders across both investments and technology. This small team is looking … Python engineer to directly support the investment team. You’ll be interfacing with the business regularly, so strong communication skills are important. Ideal person is tech first (Strong Python engineering fundamentals, API design) while getting exposure to modern tech across the stack such as UI's, messaging frameworks and data ...

Full-Stack Engineer (React/Python/AI) Location: London (Hybrid) Salary: £100,000 + Equity About the Company: An early-stage, well-funded tech startup building AI-powered software to help businesses make smarter decisions and improve operational performance . The team is small, highly technical, and mission-driven … join a fast-moving, collaborative team. You’ll work across the stack — crafting sleek UIs in React , building scalable back-end systems in Python , and collaborating with AI specialists to deliver intelligent, high-impact features. Key Responsibilities: Build and maintain end-to-end product features used by enterprise customers. Develop ...

Java. That's not changing. Strong Java developers with quant experience are the first priority, but our client is equally open to deeply quantitative Python professionals — provided they are genuinely comfortable moving into a Java codebase and committed to working within it day-to-day. If Java is a dealbreaker … Client flow toxicity and decay modelling to maximise spread capture High-performance, distributed pricing systems deployed across multiple global regions Backtesting and prototyping in Python; production implementation in Java Who they're looking for Strong numerical academic background (Mathematics, Physics, or Quantitative Finance) Hands-on pricing or algorithmic trading experience ...

names in global Financial Services on a large AI deployment project. The successful candidate will act as a hands-on technical engineer, using their Python and PowerShell skills to integrate & deploy pre-configured AI models for Azure AI Foundry and Azure OpenAI environments. Key Responsibilities: Deployment & integration of pre-configured … Models using Python & PowerShell Hands-on deployment using Azure AI Foundry and Azure OpenAI platforms , including model lifecycle management and integration into client workflows. Contribute to the upkeep of identity, access control, and security configurations. Qualifications and Requirements: Python (strong hands-on) for deployment – ideally of AI models PowerShell (solid ...

Senior Software Engineer (TypeScript/Python, FinTech, AI) London (Hybrid) £95,000 The Opportunity Join a high-growth, regulated fintech building next-generation infrastructure at the intersection of traditional finance and digital assets . The platform enables institutional clients to trade, tokenise, and manage real-world financial assets on blockchain … modern financial marketplace. Responsibilities include: Designing and building low-latency, high-throughput backend services Developing APIs and services using TypeScript and/or Python Working on systems supporting trading, custody, and asset tokenisation Contributing to AI-driven features , such as automation, analytics, or intelligent workflows Collaborating with product, quant ...

Software Engineer Tech Stack: C#, .NET, Python, AI Development, SQL, Azure London - Onsite Salary Range: £50,000 - £90,000 Harrington Starr has partnered with a boutique Investment Bank, with decades of experience and exceptional performance. They are currently seeking to hire a Polyglot Engineer possessing strong experience developing front office … modern technologies, building reliable business applications this could be the role for you. Responsibilities: Design and develop new front office application utilising C#, .NET, Python Working on internal systems to maintain quality and standards Utilising historical data for analytics, automation and strategic decision making Integration of modern technologies ...

implementing end-to-end machine learning pipelines Deploying models into production using robust MLOps frameworks Building, training and refining machine learning models using Python Monitoring and maintaining production systems to ensure reliability and performance Working closely with stakeholders to identify opportunities where data science can add value Skills and Experience … Strong Python programming skills with experience in machine learning (e.g. scikit-learn, tree-based models) Experience with MLOps and managing the full ML lifecycle Working knowledge of GitHub, including version control and CI/CD practices Experience with cloud platforms such as Azure, AWS or Databricks Strong communication skills with ...

deployment process Documenting systems and processes About You Strong academic background (Computer Science or similar preferred) - Ideally from Russell Group University Experience with Python or another object-oriented language Good Linux/UNIX knowledge and interest in infrastructure Curious, proactive, and a strong problem solver Able to work both independently … part of a team Tech Stack Ubuntu, Python, Ansible, Docker, Kubernetes, Kafka, LXC/LXD, Grafana, Prometheus Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation to this vacancy. ...

modernisation initiative. What You'll Do Develop and optimise SQL Server queries, stored procedures, and data processing logic Design and build backend services in Python or C# Modernise legacy platforms and improve system performance Build and maintain AWS-hosted services and APIs Collaborate with distributed engineering and product teams … Skills Required Advanced SQL Server expertise (performance tuning, indexing, complex queries) – non-negotiable Backend development in Python or C# AWS environment experience Proven experience in enterprise or legacy systems – critical Strong analytical and problem-solving abilities We'd expect you to have around 10 years of software and data engineering ...

real market behaviour Contribute to tools and applications used by front office teams, including a C#-based GUI Work across multiple technologies including C++, Python (analytics), and C# (integration and UI) You Are Degree in Mathematics, Physics, Computer Science , or a related quantitative discipline Strong knowledge in C++ development Solid … understanding of quantitative modelling and financial risk concepts Knowledge of derivatives, counterparty risk, and XVA Experience with Python for analytics and/or C# for application development is beneficial Strong problem-solving skills and attention to detail Ability to work in a fast-paced, front-office environment Interested? If this ...

Data Engineer, you will have the following responsibilities: Build and maintain data solutions that support pricing decisions Work hands on with SQL, Postgres, and Python Take ownership of data quality, performance, and reliability Partner closely with commercial teams on business critical problems Influence technical direction as the platform evolves … initiatives with learning and development support About the Candidate The right Senior Data Engineer should have: Strong experience with SQL, Postgres, and Python Background working with pricing or market driven data (commodities preferred) Highly technical and comfortable owning complex data problems Confident working close to the business and explaining technical ...

Senior Software Engineer C++ (Python, SQL, Linux, Trading, FinTech, Financial Technology, Low Latency, Backend) ***This is a hybrid role, 2 days remote and 3 days in the office*** Our client actively encourages diversity, equality and inclusion within its workforce and welcomes applications from a diverse background, REC Solutions Limited does … your thinking, then my client could be the ideal place for you to develop your career. Benefits (not exhaustive list): Senior Software Engineer C++ (Python, SQL, Linux, Trading, FinTech, Financial Technology, Low Latency, Backend) Competitive salary 25 days annual leave - not including bank holiday Private medical insurance Flexible working hours ...

build, and maintain Azure-native integrations using: Logic Apps Azure Service Bus Power Platform (Power Apps/Power Automate) Develop and extend integrations using Python and/or JavaScript Build workflows to enable data movement across systems (e.g. finance, HR, operational platforms) Support integration of newly acquired/evolving business … experience with: Azure Logic Apps Power Apps/Power Platform Azure Service Bus (or messaging/event-driven systems) Experience building integrations using Python and/or JavaScript Proven ability to design and deliver integrations independently Strong problem-solving skills and ability to work with minimal oversight Desirable: Previous experience ...

advancing large language models, collaborating closely with researchers. This includes curating code examples, providing precise solutions, and making corrections across the full stack — in Python for backend and ML workflows, and JavaScript (React, Node.js) for frontend and API layers, alongside C/C++, Java, Rust, and Go. You will evaluate … What Does a Typical Day Look Like? Work on AI model training initiatives by curating code examples, building solutions, and correcting code across both Python and JavaScript (React, Node.js), with additional work in C/C++, Java, Rust, and Go. Evaluate and refine AI-generated code across backend and frontend ...

define best practices, coding standards, and long-term technical strategy. Design, develop, and oversee the delivery of robust, production-grade software built using Python, Django, Cloud Firestore, BigQuery, and Elasticsearch. Mentor and guide engineers at all levels, fostering a culture of technical excellence and continuous improvement. Collaborate with cross-functional … equivalent hands-on experience. 3+ years' experience in backend software development, including several years in a senior or principal-level engineering role. Expertise in Python (or a similar backend language), with proven experience designing distributed systems, APIs, and microservices at scale. Deep understanding of software architecture, cloud infrastructure (Google Cloud ...

define best practices, coding standards, and long-term technical strategy. Design, develop, and oversee the delivery of robust, production-grade software built using Python, Django, Cloud Firestore, BigQuery, and Elasticsearch. Mentor and guide engineers at all levels, fostering a culture of technical excellence and continuous improvement. Collaborate with cross-functional … equivalent hands-on experience. 3+ years' experience in backend software development, including several years in a senior or principal-level engineering role. Expertise in Python (or a similar backend language), with proven experience designing distributed systems, APIs, and microservices at scale. Deep understanding of software architecture, cloud infrastructure (Google Cloud ...