676 to 700 of 993 Python Jobs in London

performance optimisation. Quantify the impact of data-driven initiatives and communicate findings clearly. Data Analysis & Engineering Collaboration Work with large, complex datasets using Python and SQL. Collaborate closely with software engineers to ensure models are production-ready and scalable. Support the development of data pipelines and model monitoring processes. Partner … translate business needs into analytical solutions. Qualifications & Experience ~3+ years' commercial experience using data science and analytics to drive product or business decisions. Strong Python skills for data analysis, modelling, and experimentation; working knowledge of SQL. Solid grounding in statistics, machine learning, and predictive modelling, including classification, regression, and clustering ...

/B testing and randomized control trials to validate model performance and business impact. Perform data analysis on structured and unstructured datasets using Python, SQL, and big data frameworks (Hadoop, PySpark). Develop and optimize data retrieval systems using RAG, FAISS, Elasticsearch, and other retrieval algorithms. Implement time-series forecasting … requirements and translate them into actionable data solutions. Ensure data quality, governance, and compliance throughout the analytics lifecycle. Required Skills & Qualifications: Strong proficiency in Python, SQL , and libraries such as Pandas, NumPy, Scikit-learn, TensorFlow, PyTorch . Hands-on experience with ML algorithms and deep learning architectures. Expertise ...

will have: Excellent communicator and ability to work collaboratively in a team environment. Expertise in a mainstream object-oriented programming language: Java and Python are a must have. Experience in building cloud-native, resilient, scalable systems. Test-driven development practices (TDD, BDD, etc.). Developing using CI pipelines and best … experience Expertise in developing for non-functional concerns: integration with monitoring and alerting tools, security tools, and practices GitHub Tools/Technologies AWS Java Python Pair Programming Experience A degree in Computer Science, Software Engineering, or a related field or similar work based experience. Proven experience as a Senior Software ...

Senior Network Engineer Permanent London (2x a week) About the Role We are exclusively partnered with a leading UK retail organisation that is currently undergoing a significant digital transformation. We are seeking a technical and ...

Senior Security EngineerLondon (2x a week)Permanent About the Role We are exclusively partnered with a leading UK retail organisation that is currently undergoing a significant digital transformation. We are seeking a technical and hands ...

team is passionate about creating intuitive, reliable tools that make a real difference. The Role We're looking for a Mid-Level to Senior Python Developer with a strong STEM background — someone who can not only write clean, effective code but also understand and work with scientific tables and datasets. … design and development of scalable, secure software solutions, and collaborate closely with other developers, product managers, and domain experts. Responsibilities Write clean, maintainable Python code. Build and improve backend systems and APIs. Work with structured scientific and clinical data. Participate in code reviews, testing, and documentation. Collaborate in Agile teams ...

Python Developer | Remote | Outside IR35 VIQU IT are working closely with a client who are looking for a highly experienced Python Developer to join their development function and contribute to a significant internal programme of work. Please read the information in this job post thoroughly to understand exactly what … expected of potential candidates. The Python Developer will play a key part within the software engineering team working closely to design new systems or enhancing xkybehq existing systems. The python develo Please click on the apply button to read the full job description ...

best practices for a growing R&D organisation. You should have Significant experience as a backend engineer, operating at senior or staff level. Strong Python expertise and comfort building production-grade systems. Deep experience designing and operating large-scale, distributed backend systems. A track record of working on performance-critical … fast-moving environments where architectural decisions have wide-reaching impact. Strong collaboration skills and experience working in small, high-ownership teams. Tech stack & environment Python-first backend development. Cloud-native infrastructure (AWS preferred). Containerisation and orchestration (Docker, Kubernetes). Message queues and streaming systems (e.g. Kafka, SQS, RabbitMQ). ...

Senior Software Engineer, Python, Django, ReactJS, JavaScript, PHP, Mainly Remote, Central London Senior Software Engineer (Python, Django, ReactJS) required to work for a fast growing and exciting business based in Central London. However, this role is mainly remote. We need an experienced Python Developer who is a good people person … team members across multiple time zones, including offshore development teams Build relationships and foster team cohesion across geographical and cultural boundaries. Experience required: Expert Python/Django developer with full-stack capability (ReactJS, JavaScript, PHP) Skilled in CI/CD pipelines, automated testing, and deployment best practices Solid experience with ...

Python Software Engineer – High-Frequency Trading We're working with a high-frequency trading (HFT) firm that is looking to expand its technology team with a Python Software Engineer. This is an opportunity to join a trading firm operating at the cutting edge of global markets, where technology and speed … global exchanges. You’ll work on some of the most complex and rewarding engineering challenges in the financial technology space. The Role As a Python Software Engineer, you’ll collaborate with traders, quantitative researchers, and other developers to design, develop, and optimise trading infrastructure. You’ll be directly contributing ...

creating process flow diagrams, conducting time-motion studies, identifying bottlenecks and inefficiencies, and redesigning processes to be machine-readable and automation-ready using methodologies. Python Development - Strong proficiency in Python programming including object-oriented design, asynchronous programming, error handling, and writing clean, maintainable code. Experience with key libraries including Pandas ...

creating process flow diagrams, conducting time-motion studies, identifying bottlenecks and inefficiencies, and redesigning processes to be machine-readable and automation-ready using methodologies. Python Development - Strong proficiency in Python programming including object-oriented design, asynchronous programming, error handling, and writing clean, maintainable code. Experience with key libraries including Pandas ...

Senior Software Engineer, Python, Django, ReactJS, JavaScript, PHP, Mainly Remote, Central London Senior Software Engineer (Python, Django, ReactJS) required to work for a fast growing and exciting business based in Central London. However, this role is mainly remote. We need an experienced Python Developer who is a good people person … team members across multiple time zones, including offshore development teams Build relationships and foster team cohesion across geographical and cultural boundaries. Experience required: Expert Python/Django developer with full-stack capability (ReactJS, JavaScript, PHP) Skilled in CI/CD pipelines, automated testing, and deployment best practices Solid experience with ...

Python Developer Reliability Join a leading global investment management firm at the forefront of technology innovation. Were searching for a talented Python Engineer to join our Risk & Market Access division. At our firm, we harness a diverse portfolio of systematic and quantitative strategies, striving to deliver high-quality, uncorrelated returns. … working closely with mission-critical applications, developing reliability features, improving observability, and building automation tools to streamline operations. About the Role - 5+ years in Python, with familiarity with version control (e.g., Git), and experience working in a Linux environment. - Experience in building automation tools and managing system configurations. - Knowledge ...

Senior Software Engineer (Python) – Contract | Outside IR35 💷 £550–£650/day | ⏳ 6 months+ | 📍 Paddington (3 days onsite) We’re partnering with a well-funded, fast-scaling AI & tech upskilling platform that works with 1,500+ organisations to help people build real-world skills in data, AI, and software engineering. This … enjoyable Exploring and integrating AI-powered capabilities to improve learning and coaching outcomes Working across both existing systems and greenfield projects Tech environment Python (core backend) AWS TypeScript, React, Modern CI/CD and cloud-native tooling Experience with event-driven architecture is a plus, but not a blocker. What ...

Python Developer 📍 Location: London (Hybrid) 💷 Compensation: Up to £180,000 + Bonus + Benefits 🚀 The Opportunity Join a leading global hedge fund where technology drives trading strategy and performance. As a Python Developer , you’ll work directly with Portfolio Managers, Quants, and Analysts , building high-performance tools and platforms that … power real-time investment decisions and directly influence the firm’s P&L . 🔧 What You’ll Be Doing Designing, developing, and maintaining Python-based trading and research infrastructure Building bespoke analytics and visualization tools in close collaboration with investment teams Optimizing data pipelines , automating complex workflows, and improving operational ...

Back-End developer (python and GCP) - £525 inside IR35 Exalto consulting are currently recruiting for a contract back-end developer who has great exposure to python programming, javascript, react and GCP, this is inside IR35 paying £525 per day and initially 6 months. Skills required for the role: •Expert knowledge … backend development with Python, Node.js and modern JavaScript frameworks •Experience with frontend technologies including React •Strong experience deploying and managing applications on Google Cloud Platform (GCP) •Proficiency in designing and integrating RESTful APIs •Demonstrated ability to implement automated testing strategies (unit, integration, regression) •Knowledge of security best practice, role ...

models and agentic components in production. You bring: Strong hands-on experience with GenAI, LLMs, agentic frameworks , or chat/workflow apps. Excellent Python and software engineering fundamentals. Solid cloud experience (AWS preferred, GCP/Azure fine). Product-minded approach and ability to work cross-functionally. 2. Senior … frameworks. Deploy and maintain ML/IR models in production. You bring: Strong ML engineering background. Experience in document processing, NLP, embeddings, transformers . Python expertise, solid engineering foundations. Experience shipping IR/ML systems in production environments. 3. Senior AI Engineer - Information Retrieval (Research-Focused) Drive applied research within ...

team responsible for developing the infrastructure and software that powers cutting-edge research and intelligent applications. The role focuses on backend development in Python, integrating AI components with data, compute, and frontend systems to create scalable, high-performance solutions. Day-to-day responsibilities include: Designing and implementing backend services … Python-based web applications (e.g., FastAPI). Integrating AI and ML components into production systems and APIs. Writing high-quality, well-tested, and well-documented code following best practices. Developing and monitoring metrics to improve system reliability and performance. Collaborating closely with frontend engineers, data engineers, and ML specialists ...

Core Developer (Python) - Algo Trading Firm - London - Up to £350k+ TC (DOE) One of London's most impressive Algo Trading firms is looking for Engineering Wizards to join their team in London. Having arguably one of the best technology teams in the world, the firm is in a stage … Core Developer, the CTO and other various internal stakeholders. The system you would be designing and the building will be written on Linux, in Python, but will communicate with the C++ Stack. The focus will be on building a very high-performance system dealing with 100M+ transactions daily. Requirements: Excellent ...

Architect - Professional AWS Certified DevOps Engineer - Professional What you'll do: Build and operate scalable AWS infrastructure Develop Infrastructure as Code using AWS CDK (Python/TypeScript) and Terraform Create and maintain CI/CD pipelines (GitHub Actions) Automate deployments, monitoring, and operations Collaborate with engineering teams to support production … systems What we're looking for: Proven experience as an AWS Cloud/DevOps Engineer Strong Python or TypeScript skills Hands-on AWS, IaC, and CI/CD experience Solid understanding of cloud security and networking AWS Professional-level certification (essential) Nice to have: Docker/Kubernetes experience Exposure ...

Site Reliability Engineer – (SRE, Site Reliability Engineer, Terraform, AKS, Azure, Kubernetes, PowerShell, Python, Bash, Datadog, Monitoring Tools) – Permanent – Remote Charles Simon Associates are currently recruiting for an SRE Engineer on a permanent basis. This role is for a global business with a HQ in the City of London. Candidates will … deployment on live environments Experience with Monitoring solutions ideally Datadog, however Azure Application Insight, Log Analytics or Grafana Scripting skills for automation within; PowerShell, Python or Bash Experience with web based applications Desirable Skills: Knowledge or commercial experience of Microservices Architecture Kanban Any prior experience of working with Puppet ...

comfortable taking ownership of projects and mentoring more junior team members You have strong TypeScript skills, combined with any backend programming language (e.g. Python, Java, C++, C#) You're happy to work with the following tech stack (you don't need experience with all): Elixir, Ember, Elm, Phoenix, LiveView, Python ...

experiences for global audiences. Specifically, you can expect to be involved in the following: Technical tasks: Building and optimizing cloud solutions using AWS CDK, Python, TypeScript, IaC (Terraform/CloudFormation), Docker, and Bedrock . Other key responsibilities: Collaborating with a small, agile team to deliver AI solutions that solve real … cloud engineering, software development, or AI infrastructure. Proficiency in AWS (with a focus on CDK, IaC, and AI services like Bedrock ). Experience with Python or TypeScript —coding skills are prioritized over pure infrastructure expertise. AWS Certification (or willingness to obtain one within the first 3 months): AWS Professional Certification ...

stack: Azure AI solutions, including Azure OpenAI Service, Azure Cognitive Services, and Azure Machine Learning Requirements Extensive experience with Azure AI solutions, programming expereince (Python, C#, or Java) Thisis a brilliant new role, and an opportunity to join a business who are genuinley growing this team to be a future … relaxed team that will significantly contribute to the digital transformation this STEM business Role requirements 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 ...