1,051 to 1,075 of 1,850 Python Jobs in the City of London

Management & Troubleshooting: Serve as a third-level escalation point for complex platform incidents. Quickly troubleshoot, diagnose, and resolve issues to minimise downtime and ensure operational continuity. Automation & Scripting: Use Python, Bash, or other scripting languages to automate routine tasks such as health checks, system hygiene, monitoring, and service maintenance. Continuously identify and implement automation opportunities to increase efficiency. Cloud Infrastructure … Solid understanding of database systems such as Oracle, PostgreSQL, MongoDB, with an ability to optimise their integration into cloud-native infrastructure. Scripting & Automation Tools: Proficiency in scripting languages like Python, Bash, or similar. Experience with automation tools like Unusable for automating infrastructure tasks. Troubleshooting Skills: Strong problem-solving abilities, with a demonstrated capacity to troubleshoot and resolve complex technical issues More ❯

Management & Troubleshooting: Serve as a third-level escalation point for complex platform incidents. Quickly troubleshoot, diagnose, and resolve issues to minimise downtime and ensure operational continuity. Automation & Scripting: Use Python, Bash, or other scripting languages to automate routine tasks such as health checks, system hygiene, monitoring, and service maintenance. Continuously identify and implement automation opportunities to increase efficiency. Cloud Infrastructure … Solid understanding of database systems such as Oracle, PostgreSQL, MongoDB, with an ability to optimise their integration into cloud-native infrastructure. Scripting & Automation Tools: Proficiency in scripting languages like Python, Bash, or similar. Experience with automation tools like Unusable for automating infrastructure tasks. Troubleshooting Skills: Strong problem-solving abilities, with a demonstrated capacity to troubleshoot and resolve complex technical issues More ❯

in AI-driven automation software. You’ll join a team dedicated to pushing the boundaries of what’s possible in the trading world, using innovation to drive real results. Python AI/API Engineer – London What you will do Maintain and develop the AI offering, pioneering innovative approaches to achieve the company's vision. For example, integrating cutting-edge AI … and participating in code reviews. Keep abreast of new & developing technologies - championing/incorporating when appropriate. What you’ll need to succeed Minimum of 3+ years of experience with Python and major cloud providers (AWS, Azure, or GCP). Proven experience in building Rest APIs with frameworks such as Flask/FastAPI. Strong Experience in software development best practices: CI More ❯

in AI-driven automation software. You’ll join a team dedicated to pushing the boundaries of what’s possible in the trading world, using innovation to drive real results. Python AI/API Engineer – London What you will do Maintain and develop the AI offering, pioneering innovative approaches to achieve the company's vision. For example, integrating cutting-edge AI … and participating in code reviews. Keep abreast of new & developing technologies - championing/incorporating when appropriate. What you’ll need to succeed Minimum of 3+ years of experience with Python and major cloud providers (AWS, Azure, or GCP). Proven experience in building Rest APIs with frameworks such as Flask/FastAPI. Strong Experience in software development best practices: CI More ❯

Full Stack Developer – Hybrid - London Do you love building both front-end and back-end systems? Are you comfortable switching between React components and Python? Have you worked in Cloud platforms (GCP, AWS, or Azure) ? Do you want to work on data-heavy, cloud-native microservices and modern web apps? If that sounds like you — keep reading About the Role … LLM-based features You will play a key role in advancing their microservices-based, event-driven architecture. What you’ll bring: 3+ years of commercial software engineering experience with Python (FastAPI/Flask) and React. Experience with cloud platforms (GCP/AWS/Azure) and Elasticsearch. Familiarity with CI/CD and infrastructure-as-code tools like Docker, GitHub Actions More ❯

Full Stack Developer – Hybrid - London Do you love building both front-end and back-end systems? Are you comfortable switching between React components and Python? Have you worked in Cloud platforms (GCP, AWS, or Azure) ? Do you want to work on data-heavy, cloud-native microservices and modern web apps? If that sounds like you — keep reading About the Role … LLM-based features You will play a key role in advancing their microservices-based, event-driven architecture. What you’ll bring: 3+ years of commercial software engineering experience with Python (FastAPI/Flask) and React. Experience with cloud platforms (GCP/AWS/Azure) and Elasticsearch. Familiarity with CI/CD and infrastructure-as-code tools like Docker, GitHub Actions More ❯

pipelines and deliver end-to-end analytics and ML/AI capabilities. This is a long-term contract role. The following skills/experience is essential: Strong expertise in Python, PySpark, and SQL Extensive hands-on experience with Databricks Familiarity with Data Science and Machine Learning frameworks Previously worked in Financial Services Trading environment Background in DevOps and Infrastructure as More ❯

maintain robust data pipelines. Integrate and manage market data feeds. Optimise data storage and retrieval processes for efficiency. Enhance and create advanced data visualisation applications. Requirements: Proficient in Software Python Development. 3-5 years experience in software engineering Experience with libraries/frameworks such as Pandas, Numpy, Scipy, etc. Skilled in data pipeline orchestration management libraries (e.g., Airflow, Prefect). More ❯

innovative ideas into production. Ensuring code quality through testing, documentation, and peer review. 🎯 What we’re looking for: 4+ years’ experience building enterprise-grade applications. Strong backend skills in Python (FastAPI, Flask) with experience designing APIs and integrating databases (e.g. GraphDB, CosmosDB, SQL). Solid frontend development skills in React, TypeScript/JavaScript, HTML, and CSS . Experience developing scalable More ❯

innovative ideas into production. Ensuring code quality through testing, documentation, and peer review. 🎯 What we’re looking for: 4+ years’ experience building enterprise-grade applications. Strong backend skills in Python (FastAPI, Flask) with experience designing APIs and integrating databases (e.g. GraphDB, CosmosDB, SQL). Solid frontend development skills in React, TypeScript/JavaScript, HTML, and CSS . Experience developing scalable More ❯

Role: Back End Engineer – Python Location : London | Hybrid 2 days in office (Tuesday & Thursday) Package : Up to £70,000 + 10% Bonus + Private Medical + 8% Pension Join a well-established and fast-growing digital tech team within a major automotive services organisation. Originally launched as a startup, the business has evolved into a key player in the automotive … be part of a collaborative, agile environment with a strong engineering culture and a modern tech stack. What You’ll Be Doing Designing and building robust backend services using Python and AWS Collaborating with cross-functional teams including Product, Design, and Sales Participating in code reviews, pair programming, and technical presentations Contributing to continuous improvement of Agile processes and engineering … practices Tech Stack Python | FastAPI | AWS | Django | PostgreSQL | OpenSearch | Kubernetes | Helm | Terraform | GitHub What We’re Looking For Strong Python development experience (any framework) Solid understanding of databases, OO design, and SOLID principles Passion for problem-solving and continuous learning Excellent communication and collaboration skills Perks & Benefits Hybrid working: 2 days/week (Tuesdays & Thursdays) 28 days holiday + bank More ❯

Role: Back End Engineer – Python Location : London | Hybrid 2 days in office (Tuesday & Thursday) Package : Up to £70,000 + 10% Bonus + Private Medical + 8% Pension Join a well-established and fast-growing digital tech team within a major automotive services organisation. Originally launched as a startup, the business has evolved into a key player in the automotive … be part of a collaborative, agile environment with a strong engineering culture and a modern tech stack. What You’ll Be Doing Designing and building robust backend services using Python and AWS Collaborating with cross-functional teams including Product, Design, and Sales Participating in code reviews, pair programming, and technical presentations Contributing to continuous improvement of Agile processes and engineering … practices Tech Stack Python | FastAPI | AWS | Django | PostgreSQL | OpenSearch | Kubernetes | Helm | Terraform | GitHub What We’re Looking For Strong Python development experience (any framework) Solid understanding of databases, OO design, and SOLID principles Passion for problem-solving and continuous learning Excellent communication and collaboration skills Perks & Benefits Hybrid working: 2 days/week (Tuesdays & Thursdays) 28 days holiday + bank More ❯

Senior Software Engineer - Backend & Data | Fully Remote (UK) Founding Engineer | Python | GCP | Terraform | Event-Based Systems | Data Pipelines An innovative, mission-driven LegalTech SaaS start-up is looking for a Senior Product Engineer (Backend & Data) with deep experience in Python, Product development, and Data engineering. Role Information: Salary : Up to £100,000 (DOE) + Equity Location : Fully remote (UK only … Stack : Python , TypeScript, GCP, Pub/Sub, SQL & NoSQL, IaC (Terraform), CI/CD (GitHub Actions), Observability tools, AI tooling You’ll join a remote first, high-trust engineering team working with a modern, cloud-native stack - with real influence over technical decisions from day one. You’ll take technical ownership of the backend to ensure it’s robust, scalable … and ready for real customers, while adding new Data-driven features, optimising performance, and shaping the long-term Product roadmap. While your focus will be backend systems in Python, you’ll also work across the stack, collaborate directly with users, and bring a strong Product mindset to every decision. This role is ideal for someone who thrives on turning early More ❯

Senior Backend Developer (Python) Kings Cross, London- Onsite 2/3 days a week 6 month contract Inside of IR35 £750 - £800 per day My client is seeking a highly skilled software engineer to join its AI/ML team, contributing to the development of cutting-edge applications that accelerate drug discovery and enable personalised therapies. The ideal candidate will … have strong Python backend development experience, preferably with FastAPI, and be proficient in cloud-native infrastructure (Google Cloud preferred), DevOps practices, and automated testing. While a background in life sciences is a plus, a passion for improving healthcare through technology is essential. The role involves integrating AI/ML components into scalable web applications, collaborating across technical teams, and continuously … improving software quality and performance. Key responsibilities Back end development for a Python web application Integration of AI/ML components with frontend, backend, data and compute infrastructure Responsible for high quality software implementations according to best practices, including automated test suites and documentation Develop, measure, and monitor key metrics for all tools and services and consistently seek to iterate More ❯

Senior Backend Developer (Python) Kings Cross, London- Onsite 2/3 days a week 6 month contract Inside of IR35 £750 - £800 per day My client is seeking a highly skilled software engineer to join its AI/ML team, contributing to the development of cutting-edge applications that accelerate drug discovery and enable personalised therapies. The ideal candidate will … have strong Python backend development experience, preferably with FastAPI, and be proficient in cloud-native infrastructure (Google Cloud preferred), DevOps practices, and automated testing. While a background in life sciences is a plus, a passion for improving healthcare through technology is essential. The role involves integrating AI/ML components into scalable web applications, collaborating across technical teams, and continuously … improving software quality and performance. Key responsibilities Back end development for a Python web application Integration of AI/ML components with frontend, backend, data and compute infrastructure Responsible for high quality software implementations according to best practices, including automated test suites and documentation Develop, measure, and monitor key metrics for all tools and services and consistently seek to iterate More ❯

Senior Backend Engineer Python & Devops Hybrid (London | 3 days per week) 70,000 130,000 + Equity + Benefits The Business Digitech are exclusively partnered with a high-growth AI SaaS start-up operating on a global scale. The company has recently launched a state-of-the-art AI-driven platform and is entering an exciting expansion phase, growing steadily … days per week in the office). The Role They are seeking a Senior Backend Engineer to play a key role in architecting and building scalable backend systems using Python (FastAPI, Flask, Node.js). You will also contribute to scaling the system in production so they are keen on someone with a strong devops or platform background. Responsibilities Design and … develop scalable, high-performance backend services in Python (fast api, flask, node.js) Design, build, and maintain the core AWS-based platform that supports our data and web products Manage our Kubernetes clusters, ensuring high availability and optimal performance Develop and maintain CI/CD pipelines using GitHub Actions for automated testing and deployment Optimise systems for performance, reliability, and scalability. More ❯

Senior Backend Engineer – Python & Devops Hybrid (London | 3 days per week) £70,000 – £130,000 + Equity + Benefits The Business Digitech are exclusively partnered with a high-growth AI SaaS start-up operating on a global scale. The company has recently launched a state-of-the-art AI-driven platform and is entering an exciting expansion phase, growing steadily … days per week in the office). The Role They are seeking a Senior Backend Engineer to play a key role in architecting and building scalable backend systems using Python (FastAPI, Flask, Node.js). You will also contribute to scaling the system in production so they are keen on someone with a strong devops or platform background. Responsibilities Design and … develop scalable, high-performance backend services in Python (fast api, flask, node.js) Design, build, and maintain the core AWS-based platform that supports our data and web products Manage our Kubernetes clusters, ensuring high availability and optimal performance Develop and maintain CI/CD pipelines using GitHub Actions for automated testing and deployment Optimise systems for performance, reliability, and scalability. More ❯

Senior Backend Engineer – Python & DevOps Hybrid (London | 3 days per week) £70,000 – £130,000 + Equity + Benefits Digitech are exclusively partnered with a high-growth AI SaaS start-up operating globally. The company has launched a state-of-the-art AI-driven platform and is entering a significant expansion phase, having scaled rapidly over the past 18 months … Senior Backend Engineer, you’ll play a pivotal role in designing, building, and scaling the company’s backend systems and infrastructure. You’ll architect reliable, high-performance services in Python (FastAPI, Flask) and help evolve the platform for large-scale AI workloads. A strong DevOps mindset and experience with production-scale systems will be key to success. Key Responsibilities: Architect … and develop scalable, high-performance backend services using Python (FastAPI, Flask) and Node.js. Design, build, and maintain an AWS-based platform supporting AI, data, and web products. Manage and optimise Kubernetes clusters for availability, performance, and cost efficiency. Develop and maintain CI/CD pipelines with GitHub Actions for automated testing and deployment. Optimise systems for performance, reliability, and scalability More ❯

Senior Applications Analyst with Development experience, SQL, Aderant, C#, Python or ASP Mainly Remote A professional services firm is seeking a Senior Applications Analyst with strong development and legal systems experience to come and join their team. This role is mostly remote, with occasional office attendance (London, Manchester, or Harrogate approx click apply for full job details More ❯

that this AWS Platform Engineer requires 2 days per week on site in Leeds city centre The key skills required for this AWS Platform Engineer role are: AWS Terraform Python If you do have the relevant experience for this AWS Platform Engineer role, please do apply. More ❯

field Prior Experience: 3-5 years in model validation of liquidity/market/counterparty risk models. Knowledge: Strong understanding and experience working with ILST/VaR models Technical: Python More ❯

Build low-latency trading systems and infrastructure Develop quantitative libraries and research platforms Optimize execution algorithms and risk systems Requirements: 2+ years quant dev or HFT experience Expert C Python skills Financial markets and trading systems knowledge Our network: Pay: $180K-$2M+ based on experience Locations: London, Remote Focus: Ultra-low latency, systematic platforms, research infrastructure From prop trading tech More ❯

annual account planning, with a focus on media analytics. Analyse media performance and provide insights. Apply CRM knowledge (Salesforce) from a digital analytics perspective. Core Requirements Advanced SQL and Python skills. Strong GA4 and digital analytics experience. Proven dashboard development in Power BI and Looker. CRM experience, specifically with Salesforce. Previous agency experience. More ❯

low-latency, scalable pipelines Delivering reliable, query-ready datasets to quants and researchers What they are looking for: Experience in distributed data engineering at scale Strong coding skills in Python, C++ or Java Familiarity with kdb+, ClickHouse, Kafka, Parquet/Arrow Previous experience with tick-level financial data is a strong advantage More ❯

I am still looking to speak to candidates with 5+ years of experience in catastrophe model development that are skilled in SQL, R, Python, RMS, and a good understanding of building/using API's. This role will be a 12 months FTC with very competitive salaries up to £110,000, accompanied by benefits and a completion bonus. The ideal More ❯