1 to 25 of 59 Python Engineer Jobs in London

Senior Python Engineer - Remote - Outside IR35 Our client are currently looking to hire a Senior Python Engineer who is fluent in Python, Flask, Sqlalchemy and Postgres, to join the team on a fully remote working contract basis. In this role as an experienced Python Engineer you will have experience of running multiple different … business needs Be a go-to person for backend excellence, and improve code quality Engineering centric requirement definition (user stories) and analysis This means you must: Be fluent in Python, Flask, Sqlalchemy and Postgres Be able to effectively design APIs and database/object schemas Know how to strike the right balance between pragmatic agile iterative development and longer More ❯

Software Engineer, Python page is loaded Software Engineer, Python Apply remote type Flex/Hybrid locations London, United Kingdom Amsterdam, NL time type Full time posted on Posted 30+ Days Ago job requisition id R-4020 Job Description Building trusted markets - powered by our people. At Cboe Europe, we inspire our people to solve complex challenges … diversity, equity and inclusion, giving associates a safe space to network, share ideas and create opportunities. Sound like the place for you? Join us! Cboe Europe is seeking a Python Software Engineer. As part of a small, talented development team, you will help build and expand the batch functionality of the largest equities exchange in Europe. We are firm … be responsible for: Working closely with our business development and sales teams to develop innovative new products and features for our exchanges. Designing and building highly reliable, highly testable Python systems to support Cboe Europe's trading operations. Participate in various R&D projects to identify and implement promising new technologies. Providing operational support for Cboe Europe's trading More ❯

Senior Software Engineer (Python) -London Senior Software Engineer - Python - London/Home office The company: Through the power of AI and Big Data this company have developed a number of data driven tools and platforms aimed at delivering a transparent financial solution. Focusing purely on sustainable investment! If you want the leave the planet clean and … ethos of this company. This group has 4 arms: A Data Provider: Assessing the performance and sustainability of companies worldwide. AI: An advisory and technology company with an AI engineer for forecasting investment opportunities Asset Management: Investment management company investing in sustainable equities They focus on R&D of AI, ML, Data, Finance and sustainability. You will be based More ❯

CONTRACT PYTHON/DATA ENGINEER - DV CLEARED NEW OUTSIDE IR35 CONTRACT OPPORTUNITY AVAILABLE WITHIN A LEADING NATIONAL SECURITY SME FOR A PYTHON/DATA ENGINEER WITH DV CLEARANCE Contract job opportunity for a Data Engineer National Security & Defence client Outside IR35 12 month rolling contract Central London based organisation in an easily accessible location To … apply please call/or email WHO WE ARE? We are recruiting a contract Python/Data Engineer to work with a National Security & Defence SME in central London. Due to the nature of the work, you must hold UKSV/MOD or Enhanced DV Clearance. WE NEED THE PYTHON/DATA ENGINEER TO HAVE.... Current … DV Security Clearance (Standard or Enhanced) Experience with big data tools such as Hadoop, Cloudera or Elasticsearch Python/PySpark experience Experience With Palantir Foundry is nice to have Experience working in an Agile Scrum environment with tools such as Confluence/Jira Experience in design, development, test and integration of software Willingness to learn new technologies TO BE More ❯

CONTRACT PYTHON/DATA ENGINEER - DV CLEARED NEW OUTSIDE IR35 CONTRACT OPPORTUNITY AVAILABLE WITHIN A LEADING NATIONAL SECURITY SME FOR A PYTHON/DATA ENGINEER WITH DV CLEARANCE Contract job opportunity for a Data Engineer National Security & Defence client Outside IR35 12 month rolling contract Central London based organisation in an easily accessible location To … apply please call 07704 152 640/0203 854 0120 or email WHO WE ARE? We are recruiting a contract Python/Data Engineer to work with a National Security & Defence SME in central London. Due to the nature of the work, you must hold UKSV/MOD or Enhanced DV Clearance. WE NEED THE PYTHON/… DATA ENGINEER TO HAVE. Current DV Security Clearance (Standard or Enhanced) Experience with big data tools such as Hadoop, Cloudera or Elasticsearch Python/PySpark experience Experience With Palantir Foundry is nice to have Experience working in an Agile Scrum environment with tools such as Confluence/Jira Experience in design, development, test and integration of software Willingness More ❯

Sr Software Engineer - Python/FastAPI page is loaded Sr Software Engineer - Python/FastAPI Apply locations London - Shell Centre time type Full time posted on Posted Yesterday job requisition id R172555 , United Kingdom Job Family Group: Information Technology (IT) Worker Type: Regular Posting Start Date: July 31, 2025 Business unit: Projects and Technology Experience Level … develop complex data products grounded in the fundamentals of the oil market, providing innovative and often industry-first insights that support our commodities trading business. As a Senior Software Engineer with proven experience in offering technical and process guidance, as well as mentoring the team for long-term success, you'll be challenged to think and act differently. You … deliver value through your product Align with technical leaders to shape and implement Shell's strategy What you bring Have substantial experience in technical and process guidance Experience in Python FastAPI development, Spark/pySpark, Typescript/React,T-SQL/SQL/Azure SQL and other programming frameworks and paradigm Able to mix strategic and pragmatic approaches to More ❯

Mid-Level Python Engineer – Tech-Enabled Mortgage Scale-Up Remote-first | Monthly meet-ups in London Up to £70,000 + Bonus + Share Scheme + 30 Days Holiday + Health Cash Plan A fast-growing, tech-enabled brand in the mortgage space is scaling up and looking for a Mid-Level Python Engineer to join … your ideas matter and your growth is supported. You’ll be working on meaningful products that simplify and modernise the mortgage experience. What You’ll Bring: Solid experience with Python and Django Exposure to FastAPI , AWS , or Docker is a plus Analytical mindset with a solution-driven approach Eagerness to learn and expand your skill set Interest in AI More ❯

oin an exceptional team as a Full Stack Python Engineer and be part of a growing group of skilled software engineers, data modellers and quant analysts. Together, they are driving the development and maintenance of this great client’s cutting-edge digital platform, powering multiple applications like settlements tools, forecasting systems, calculation engines, data portals and much more. … The ideal candidate will have strong Python/Django and 3 years Frontend experience using React or Vue.js. This is a role for a candidate with Full Stack Web development experience. Fantastic benefits, pension, sabbatical, training and development, working lunches, wellbeing, season ticket loan, 10% bonus and much more The role is 2 days in their Canary Wharf office … teams in nuclear, hydrogen, solar, and tidal power generation areas. Your talent and passion will thrive in our dynamic and forward-thinking work environment. Key Responsibilities As Full stack Python Engineer This role is very hands-on with coding so you will need to be comfortable getting stuck in. Design highly scalable software solutions to improve functionality and More ❯

Regulatory Technology (RegTech) software. Are you someone who loves technology and is eager to kickstart your journey into software engineering? We have an exciting opening for a Graduate Support & Python Engineer who is passionate about tackling challenges and helping clients. In this role, you will provide top-notch technical assistance while also engaging in Python development to … enhance our software solutions. As a Graduate Support & Python Engineer 2025, you will not only address client inquiries and technical issues but also gain valuable insights into the intricate workings of complex software systems. This position offers a unique pathway for aspiring software engineers to immerse themselves in the complexities of financial technology. You'll have the opportunity … to develop, refine, and implement Python scripts and applications that drive innovation within our organization. In addition to developing your problem-solving skills through client interactions, you will collaborate closely with our engineering team to contribute to ongoing projects and enhancements. This role is a fantastic opportunity to bolster your technical expertise, solve real-world problems, and witness firsthand More ❯

AI Engineer (Python Specialist) Remote (UK-based preferred) Salary: Competitive + Benefits/Contract options available Start Date: Flexible? About the RoleWe’re hiring a remote AI Engineer with strong Python skills to help build intelligent systems across domains like machine learning , natural language processing , and generative AI . You’ll be part of a collaborative … for someone who enjoys solving complex problems, writing clean code, and staying at the forefront of AI innovation.?? Key Responsibilities Design and implement scalable AI/ML pipelines using Python Build, fine-tune, and deploy machine learning models (including LLMs and transformers) Develop APIs and backend services to integrate AI models into applications Collaborate on data preprocessing, feature engineering … date with the latest AI research and tools, and apply them to real-world use cases Contribute to code reviews, testing, and documentation Required Skills & Experience Strong proficiency in Python and its AI/ML ecosystem (e.g. NumPy, Pandas, Scikit-learn, PyTorch, TensorFlow) Experience with machine learning model development , training, and deployment Familiarity with LLMs , NLP , or computer vision More ❯

AI Engineer (Python Specialist) Remote (UK-based preferred) Salary: Competitive + Benefits/Contract options available Start Date: Flexible About the Role We're hiring a remote AI Engineer with strong Python skills to help build intelligent systems across domains like machine learning , natural language processing , and generative AI . You'll be part of a … for someone who enjoys solving complex problems, writing clean code, and staying at the forefront of AI innovation. Key Responsibilities Design and implement scalable AI/ML pipelines using Python Build, fine-tune, and deploy machine learning models (including LLMs and transformers) Develop APIs and backend services to integrate AI models into applications Collaborate on data preprocessing, feature engineering … date with the latest AI research and tools, and apply them to real-world use cases Contribute to code reviews, testing, and documentation Required Skills & Experience Strong proficiency in Python and its AI/ML ecosystem (e.g., NumPy, Pandas, Scikit-learn, PyTorch, TensorFlow) Experience with machine learning model development , training, and deployment Familiarity with LLMs , NLP , or computer vision More ❯

Data Engineer (Python SQL ETL) London/WFH to £80k Are you a tech savvy Data Engineer with experience of working with sensitive patient/healthcare data? You could be progressing your career as a Data Engineer working on Tech for Good application for the healthcare sector that utilises AI and Machine Learning techniques to help … prevent patients from experiencing health crisis. As a Data Engineer you will take ownership of the healthcare data pipelines and platforms, focussing on implementing robust ETL processes and scalable data architectures, collaborating with various teams to deliver high quality data solutions. You'll develop and maintain data infrastructure on Azure Data Lakes and Data Warehouses; create robust data transformation … WFH: You can work from home most of the time, meeting up with colleagues in the London office once a month/quarter. About you: You are a Data Engineer with strong Python, SQL and ETL process experience within the healthcare sector, working with sensitive patient data You have a strong understanding of healthcare data standards (HL7, FHIR More ❯

Principal Data Engineer (Python AWS) London/WFH to £120k Do you have significant experience with Python data engineering and architecture? You could be progressing your career in an impactful, hands-on Principal Data Engineer role at a hugely successful European eCommerce with a customer base of over 10 million. As a Principal Data Engineer … design and architecture discussions, influencing technical strategy and decision making You have experience of coaching and mentoring engineers, fostering a culture of excellence within the team You have expert Python coding skills combined with a thorough understanding of software engineering best practices You have an indepth understanding of data engineering principles and best practices, including data modelling, observable ETL … You have experience with AWS and tools such as Snowflake You're collaborative and pragmatic with excellent communication skills What's in it for you: As a Principal Data Engineer you will earn a competitive package including: Salary to £120k Pension Life Assurance Health, dental and eye care Employee Assistance Programme Summer hours Work anywhere for 8 weeks a More ❯

balanced with team spirit and adaptability. When priorities shift, we adjust together, always keeping customer satisfaction at the center of what we do. We are looking for a Senior Python Engineer to develop and maintain web applications using Python and Flask. You will work on building scalable, high-performance web applications with a focus on backend technologies. … an environment that values collaboration and customer happiness above all, you'll find yourself at home on our team. Key Responsibilities Develop and maintain high-traffic, distributed applications using Python, Flask, Cloud technologies, relational and NoSQL databases Design and implement RESTful APIs and integrate with third-party services Design, implement and maintain high-availability data pipelines (ETL) Break down … with Product and Design in creating high-impact features Propose and participate in team processes improvements Proactively mentor other engineers Skills and Qualifications 5+ years of experience as a Python backend developer Expert knowledge of Python and its main frameworks Experience in building and deploying high-traffic distributed web applications Extensive experience with Git, CI/CD pipelines More ❯

Founding Software Engineer (Python and React) Remote (1 Week Per Month in Barcelona - Espensed) Salary: £180,000 + Benefits About the Company: Our client is a UK-based deep tech start-up specializing in AI technology. They are looking for a Full Stack Engineer to join their dynamic and rapidly expanding team. This role offers a unique … Development: Develop and enhance the company's AI-based (LLM/RAG) software. System Integration: Integrate offline versions of the software into customer systems. Backend Development: Work primarily with Python to build scalable backend systems and APIs. Minimum Qualifications & Experience: Backend Proficiency: Strong experience in Python and building scalable backend applications. API and Database Skills: Experience in creating More ❯

/2021. Testing was carried out by Blazie Engineering using the Website Accessibility Conformance Evaluation Methodology (WCAG-EM) approach to deciding on a sample of pages to test. Lead Engineer - AWS & Python page is loaded Lead Engineer - AWS & Python Apply locations London Leeds Edinburgh time type Full time posted on Posted 5 Days Ago time left … to apply End Date: August 4, 2025 (10 days left to apply) job requisition id JR Lead Engineer - AWS, Python Division - Data, Technology and Innovation Department - Advanced Analytics Salary - National (Edinburgh and Leeds) ranging from £72,100 to £117,100 and London from £79,300 to £128,800 (salary offered will be based on skills and experience) About … go through to the next stage of the recruitment process. (To learn more about the Disability Confident Scheme Click Here ) Minimum Experience supporting and guiding technical teams Experience deploying Python web applications using frameworks like Django, Flask, or FastAPI Experience configuring and working with AWS services Essential Supporting secure, scalable development using Git, Ansible, Terraform, Docker and Linux system More ❯

Overview Company Crypto-native algorithmic trading firm Job Python Engineer - Trading Systems Focus Real-time data, trading infrastructure, internal tools Team Tight-knit, global team with strong engineering culture Stack Python, Linux, SQL, optional C++ Location London Hybrid Flexible working (not fully remote) Salary Up to £130,000 base + bonus Benefits Private healthcare, pension, relocation & visa … support, regular team events, high-spec workspace If you love writing clean Python and want to ship code that genuinely powers the markets, this is for you. You'll join one of the sharpest trading system teams in the digital asset space. This isn't about fluff or speculation, this team has real tech, real trading volume, and real … traders, quant researchers, and infrastructure engineers, and you won't be drowned in layers of hierarchy or endless meetings. You'll thrive here if: You're confident writing modern Python in production You've worked with SQL databases (PostgreSQL a bonus) You're happy working in Linux and aren't afraid of the command line You like working in More ❯

Python Software Engineer - Electronic Trading Infrastructure - sought by leading investment bank based in London - Hybrid - Contract inside IR35 Key Responsibilities: Design, develop, and maintain Python-based automation tools for electronic trading infrastructure. Collaborate with infrastructure and trading teams to ensure robust and scalable solutions. Take ownership of components throughout their lifecycle-from design to deployment and support. … Contribute to continuous integration and test-driven development practices. Essential Skills & Experience: Advanced proficiency in Python and core software engineering principles (data structures, OOP, regular expressions). Strong experience writing unit tests, including mocking external utilities and APIs. Comfortable working in Linux and CLI-based environments. Familiarity with Linux debugging tools (e.g., tcpdump, strace). Proficient with modern development More ❯

Python Software Engineer - Electronic Trading Infrastructure - sought by leading investment bank based in London - Hybrid - Contract *inside IR35* Key Responsibilities: Design, develop, and maintain Python-based automation tools for electronic trading infrastructure. Collaborate with infrastructure and trading teams to ensure robust and scalable solutions. Take ownership of components throughout their lifecycle-from design to deployment and support. … Contribute to continuous integration and test-driven development practices. Essential Skills & Experience: Advanced proficiency in Python and core software engineering principles (data structures, OOP, regular expressions). Strong experience writing unit tests, including mocking external utilities and APIs. Comfortable working in Linux and CLI-based environments. Familiarity with Linux debugging tools (e.g., tcpdump, strace). Proficient with modern development More ❯

Senior Full Stack Engineer/Developer (Python Vue.js) London/WFH to £75k Opportunity to progress your career in a senior, hands-on role, working on a 'tech for good' product that is helping to reduce carbon emissions, via its complex data analytics platform that uses billions of data points per month. As a Senior Full Stack Engineer … managed IoT devices. You'll collaborate with experienced colleagues with exposure to the full product and service lifecycle from specification and architecture through to release and operation, primarily using Python and Vue.js but also using a range of other technology (JavaScript, SQL databases, Django, AWS). Location/WFH: You can work from home most of the time, meeting … London office twice a month. There's also social events and volunteering days to get to know the team. About you: You have full stack software development experience including Python, Vue.js, JavaScript, SQL databases, Linux You are degree educated, having achieved a 2.1 or above in Computer Science or closely related discipline Ideally you will also have some experience More ❯

Senior Full Stack Engineer/Developer (Python Vue.js) London/WFH to £75k Opportunity to progress your career in a senior, hands-on role, working on a "tech for good" product that is helping to reduce carbon emissions, via its complex data analytics platform that uses billions of data points per month. As a Senior Full Stack Engineer … managed IoT devices. You'll collaborate with experienced colleagues with exposure to the full product and service lifecycle from specification and architecture through to release and operation, primarily using Python and Vue.js but also using a range of other technology (JavaScript, SQL databases, Django, AWS). Location/WFH: You can work from home most of the time, meeting … London office twice a month. There's also social events and volunteering days to get to know the team. About you: You have full stack software development experience including Python, Vue.js, JavaScript, SQL databases, Linux You are degree educated, having achieved a 2.1 or above in Computer Science or closely related discipline Ideally you will also have some experience More ❯

Backend Software Engineer/Developer (Python C++ Grid Computing) London/WFH to £135k Are you a skilled backend Software Engineer with C++ and Python coding skills combined with financial trading systems experience? You could be progressing your career in a senior, hands-on Backend Software Engineer position at the Investment Management arm of a … global bank. As a Backend Software Engineer within the Grid computing team you will help to evolve a new framework for high performance grid computing to be used for large scale analytical computations including Risk. You'll collaborate closely with Quantitative Analysts, working across the full software development lifecycle with a focus on Python and C++ backend development. … You'll join colleagues in the London, City office with flexibility to work from home once a week. About you: You have strong backend software engineering experience with both Python and C++ You have a good knowledge of analytics and Risk for one or more financial products You have a strong knowledge of Computer Science fundamentals such as OOP More ❯

A well-established business is looking for an accomplished Software Engineer with expert Python skills to join its organisation. Please note, this role is Outside IR35. The company embraces hybrid and flexible working so you will be able to work fully remotely, with occasional visits (perhaps once per month) to the office in London. Web, software, and AI … enabled technology are fundamental to the success of the business so you must have proven experience of developing great software in Python and an interest in adopting cutting-edge technology. In order to be suitable for this Lead Software Engineer role you must be an accomplished developer with a passion for technology and desire to mentor a team. … You will hold proven experience delivering SaaS projects in Python and will be keenly interested in AI and ML. Experience with AWS and data engineering would be advantageous to your application. In this role of significant responsibility, you will be both a Lead Developer and guide 2 in-house developers and an offshore team. You will act as a More ❯

team is largely remote, you are welcome to work more regularly, or even full-time, in office if preferred. About the Role We are looking for an excellent software engineer to work on multiple projects across our tech stack, supporting our product which is mobile based. You will need to have strong fundamental engineering skills and be happy working … across a wide range of applications. As a Senior Engineer, you will be responsible for our AWS, Web and Desktop tech stack. This includes: Our AWS cloud (Dynamo DB, Lambda ) Various scripts and algorithms (Python) Our Microsoft Desktop App (Python) Our ASP.Net web app (.Net, C#, JS, Azure) You will interact heavily with our wider team of … to implement new features and improve performance. This is a unique opportunity to work on impactful projects in a fast-paced, innovative environment, including: AWS architecture App development in Python, ASP.Net Problem solve with our team, bringing new perspectives and experience into our team Implement modern best practices and high quality, testable, readable code Identify and fix bugs and More ❯

Devops Specialist (Python) £644 per day inside ir35 Remote/Croydon occasionally 6 months+ Clearance required: BPSS + SC submission to Home Office (BPSS to activate work order) Job Description: Program Background: The Migration Borders Technology Portfolio (MBTP) has built and is continuously improving the platform service and functionality to transform the way the Home Office (HO) manages immigration … into the United Kingdom Experience required: Programming & Development * Python Development * Proficient in building backend systems, automation tools, microservices, and APIs. * Experienced with libraries such as boto3 (AWS), ldap3, hvac (Vault), jira, and kubernetes (via kubernetes-client). * Proficient with modern Python features (asyncio, type hints, context managers) AWS Services & API Integration * Deep experience using AWS SDKs in both … Python (boto3) and Go (aws-sdk-go-v2) to: * Interact with services like EC2, S3, IAM, CloudWatch, and Lambda. LDAP, Vault, JIRA/Confluence, Kubernetes Integration in Python & Go * LDAP: * Authentication and user/group management using ldap3 in Python. Kubernetes: * Working with the Kubernetes API in Python using the official kubernetes client. Testing & Quality Assurance * Python More ❯