1 to 25 of 3,064 Python Jobs in London

solutions across data platforms, applications, and operational systems. Experience implementing CI/CD pipelines, automated testing, and modern software engineering practices. Strong proficiency in Python and SQL for enterprise data engineering and integration workloads. Deep understanding of how integration architectures and engineering practices influence data quality, observability, lineage, traceability ...

equivalent practical experience. Minimum 8 years of experience in backend development, with a strong focus on building scalable, high‐performance systems. Technical Skills: Python expertise, with hands‐on experience building backend services and APIs using FastAPI, Flask or similar. Experience in designing and developing end‐to‐end (E2E) tests ...

observability, exception management, and automation across Market Data and Integration workflows. The Senior Product Analyst will investigate complex data and workflow issues using SQL, Python, logs, dashboards, and source-system analysis; support UAT, regression testing, release readiness, production validation, defect triage, and post-release monitoring; and act as a senior … platforms. Ability to write clear functional specifications, data mappings, user stories, acceptance criteria, test scenarios, and operational documentation. Hands-on capability with SQL and Python for data investigation, validation, reconciliation, prototyping, automation, or issue analysis. Essential knowledge of key financial instruments and risk analytics concepts, including bonds, equities, credit default ...

Systems Developer x 2 Purpose of Role/Job Overview We are seeking 2 talented and motivated Python Developers, one with 1-2 years experience and the other with 2-4 years of experience to join our clients technology team. You will play a key role in building, and maintaining … candidate who is driven to succeed, take ownership and pride in delivering exceptional levels of customer service. Key Accountabilities Design, develop, test, and maintain Python applications, scripts, and services Build and maintain APIs and integrations with third-party systems and internal platforms Write clean, well-documented, and testable code following ...

regulated environment. The role is Hybrid and requires onsite attendance in Central London 23 days per week. Technical Skills C#, ASP.NET Core, Entity Framework Python, FastAPI JavaScript, TypeScript React or Angular REST APIs, Swagger/OpenAPI SQL Server, PostgreSQL, NoSQL and vector databases Azure App Services, Azure Functions, API Management … front-end applications using modern JavaScript frameworks such as React or Angular Develop secure and scalable back-end services, APIs, and integrations using .NET, Python, and Azure services Design and implement AI-powered solutions including Agentic AI workflows, copilots, and intelligent automation services Integrate Large Language Models (LLMs), AI APIs ...

Application Engineer (Java/Python | Wealth Management) Location: London Centre 1 day a week Salary: £90,000 + 10 percent Bonus + Outstanding Benefits Build Innovative Technology for a Leading Wealth Management Firm Our client, a highly respected UK wealth management organisation, is looking for a talented Application Engineer with … strong Java and/or Python development experience to join its technology team. This role is ideal for someone who enjoys delivering scalable business-critical applications, working closely with stakeholders and leveraging technology to enhance adviser and client experiences within a wealth management environment. The Role You’ll play ...

proficient applied experience Hands‐on practical experience in system design, application development, testing, and operational stability Proficient in coding in one or more languages – Python Experience in developing, debugging, and maintaining code in a large corporate environment with one or more modern programming languages and database querying languages. Overall knowledge ...

platforms, role‐based access control, or entitlement governance at scale Advanced proficiency in one or more programming languages, frameworks, or platforms such as Go, Python, Java, Kubernetes or Terraform Practical cloud‐native experience building and operating services on at least one public cloud provider, such as Amazon Web Services, Microsoft ...

teams. Required Skills & Experience Data Engineering & Development Strong expertise in SQL database development and optimization. Hands-on experience with: Snowflake DBT Azure Data Factory Python Experience designing and developing enterprise-scale data pipelines and integrations. Strong knowledge of data modeling, data warehousing, and ETL/ELT practices. Proven ability … data quality frameworks. Exposure to AI, analytics, and advanced data platform capabilities. Skills Azure DevOps, Data Validation, Azure Functions, Cloud Data Warehousing, SQL, Python About the company the company is a global digital transformation solutions provider. For more than 20 years, the company has worked side by side with ...

complex datasets to generate actionable insights that inform business and product decisions Desirable: Hands-on coding and prototyping experience in AI/ML development (Python, TensorFlow, PyTorch) Experience with proof-of-concept development and technical validation of new AI technologies Background in data science or machine learning engineering with … operational systems Bachelor's or Master's degree in Computer Science, Engineering, Telecommunications, or related technical field Background in hands-on development with Python, Java, or similar languages (nice to have but not required for day-to-day work) Knowledge of AI ethics, responsible AI practices, and regulatory requirements relevant ...

hold an active SC (Security Check) Clearance or be eligible for such level of clearance.Technical ExpertiseBackend Development: Experience in building microservices using either Python with FastAPI, or TypeScript with Express or equivalentFrontend Development: Experience in building React applications using TypeScript, leveraging frameworks such as Next.js or Vite.GenAI Frameworks: Familiarity with … tools like LangChain, LangGraph, CrewAI, or Vercel AI (in Python or JavaScript).LLM experience: Practical experience with Large Language Models (LLMs) such as OpenAI, Anthropic, Mistral, or Llama, and tools like Ollama.Cloud Platforms: Proficiency in AWS or Azure for hosting and deployment.Containerization and Orchestration: Hands-on experience with Docker, Kubernetes ...

thoroughly. What We're Looking For Proven experience in a senior-level DevOps, MLOps, or related infrastructure-focused engineering role. Strong proficiency in Python and familiarity with ML frameworks such as TensorFlow or PyTorch. Deep experience with cloud platforms (AWS, GCP, or Azure) and container orchestration tools (Docker, Kubernetes). ...

Experience: Proficiency in working with container technologies and leveraging them effectively in projects. Programming Proficiency: Multiple years of experience in programming languages such as Python, Java, and SQL, with a focus on building scalable, high-performance code. Solution Delivery: Demonstrated experience in delivering scalable, robust, and high-performing solutions ...

major cloud platforms (AWS, Azure, GCP), containerization (Docker, Kubernetes), and Infrastructure as Code (Terraform, Ansible).* Programming & Automation: Strong programming and scripting skills (e.g., Python, Go, Shell) with a focus on creating scalable automation and custom tooling.* Problem-Solving: Exceptional analytical and strategic problem-solving skills, with the ability ...

roadmap: track delivery of quick-wins, report progress on mid-term initiatives, and flag risks or dependenciesTECHNICAL SKILLS & EXPERTISEStrong data engineering skills: SQL (advanced), Python or PowerShell for data extraction, transformation, and automation; experience with ETL/ELT pipelinesDashboard development: Power BI (preferred), Tableau, Grafana, or equivalent BI tools — building ...

scalable solutions that power real-time trading and research in a fast-paced financial environment. We seek candidates with strong expertise in any of Python/KDB/C++, and who can leverage their knowledge of AI to drive innovation in data engineering, analytics, and automation. Experience leveraging … application functionality, and technical operations/processes to meet the demands of a rapidly evolving financial landscape. Serve as a subject matter expert in Python, KDB/Q, data engineering, and AI, contributing to firmwide best practices and technical excellence. Champion diversity, inclusion, and collaboration within large, global teams. Required ...

Business and Trade (DBT), in partnership with Inspire People, is seeking a Senior Site Reliability Engineer with strong software engineering capability (either experience of Python development or a desire to develop Python expertise), experience building applications hosted on cloud platforms, expertise within a modern cloud engineering environment. and a passion … highly skilled engineering team responsible for developing, operating and improving cloud-based platforms and services used across DBT and wider government. Working across Python development, cloud infrastructure, CI/CD pipelines, observability and automation, you'll help improve reliability, developer experience and service performance while supporting critical business services used ...

DESCRIPTION J.P. Morgan is seeking a 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 join the Applied AI/ML Software Engineering team, collaborating with technology teams across the firm, contributing … interaction with platform developers, engineering communities, and the integration of existing and new technologies. Job Responsibilities Develop and maintain high-quality, secure applications using Python and AWS Create architecture and design deliverables Integrate AIML solutions into complex, domain‐specific operations processing systems Participate in code reviews, design discussions, and agile ...

Engineering, Mathematics, or a related technical field Linux: understands the OS architecture, fluent user of the command line, can fluently speak either Perl or Python, UNIX scripting, Java Cloud native: skilled in building and running applications that fully leverages cloud computing, using technologies like microservices, containers, and dynamic orchestration … Exposure to release management tools is needed. Automation/Tools Development: Design/Develop/maintain automated tools for toil reduction, reporting based on python and other scripting language Preferred qualifications, capabilities, and skills KDB+ knowledge AWS experience Kubernetes Terraform We recognize that our people are our strength ...

Join Our Team as a Software Developer (Python/SQL - Data & Database Focus)! Are you a passionate Software Developer with expertise in Python and SQL? Do you thrive in a dynamic environment focused on data engineering and modern data platforms? If so, we want to hear from you! Role Overview … working with large-scale data systems that drive our analytics and business-critical applications. What You'll Do: Develop & Maintain: Create backend applications using Python and SQL, ensuring they are efficient and robust.Database Solutions: Build and optimise database solutions, focusing on schema design, indexing strategies, and query performance tuning.ETL/ ...

Join Our Team as a Software Developer (Python/SQL - Data & Database Focus)! Are you a passionate Software Developer with expertise in Python and SQL? Do you thrive in a dynamic environment focused on data engineering and modern data platforms? If so, we want to hear from you! Role Overview … working with large-scale data systems that drive our analytics and business-critical applications. What You'll Do: Develop & Maintain: Create backend applications using Python and SQL, ensuring they are efficient and robust. Database Solutions: Build and optimise database solutions, focusing on schema design, indexing strategies, and query performance tuning. ...

automated testing into CI/CD pipelines using tools such as Azure DevOps, Jenkins, or GitHub Actions. Writing clean, maintainable automated tests using Java, Python, C#, or JavaScript/TypeScript. Collaborating with multidisciplinary delivery teams to define effective quality strategies. Investigating test failures, identifying root causes, and improving automation reliability. … collaborative environments. Essential Skills and Experience CurrentUK Developing Vetting (DV) clearance. Strong software development skills in at least one of the following: Java C# Python JavaScript/TypeScript Experience designing, building, or extending automated testing frameworks across API, web, or mobile applications. Hands-on experience with test automation tools such ...

Engineering, Artificial Intelligence or a related discipline. 5+ years' commercial experience in AI Engineering, Machine Learning Engineering, Backend Engineering or Data Engineering. Expert-level Python development experience. Experience productionising Machine Learning, NLP or Generative AI models. Strong experience designing and building RESTful APIs and microservices using frameworks such as FastAPI … Azure AI Foundry PyTorch FastAPI Knowledge Graphs Kubernetes Docker Infrastructure as Code MLOps Event-Driven Architecture Vector Databases Retrieval-Augmented Generation (RAG) Technology Stack Python SQL FastAPI PyTorch Docker Kubernetes AWS Azure Git CI/CD Knowledge Graphs AI/Large Language Models (LLMs) Amazon Bedrock Azure AI Foundry What ...

engineering and software architecture experience. Full software development lifecycle delivery. Backend and/or full-stack software development. Modern programming languages such as Java, Python, JavaScript, or TypeScript. RESTful APIs and microservices architecture. GitLab, source control, and CI/CD pipelines. Docker, Kubernetes, virtualisation, and containerisation. Infrastructure as Code (Terraform ...

software engineering and/or 5+ years equivalent work experience within a cloud environment. Strong Programming Skills: Proficiency in programming languages such as Python, C#, or Java, with a deep understanding of software development principles. Extensive experience with Azure AI solutions, including Azure OpenAI Service, Azure Cognitive Services, and Azure ...