101 to 125 of 155 Python Jobs in South Wales

AVP Model Validation - Liquidity/Market Risk

Hiring Organisation
Taurus Search
Location
Cardiff, United Kingdom
years in model validation of liquidity/market/counterparty risk models. Knowledge: Strong understanding and experience working with ILST/VaR models Technical: Python ...

Marketing Data Analyst

Hiring Organisation
Cognify Search
Location
Cardiff, United Kingdom
strategy Work with marketing data sources (CRM, referral, and paid media) to evaluate performance and efficiency What we’re looking for: Strong SQL and Python (or R) skills for hands-on analysis Proven experience supporting Marketing, Growth, or Performance teams in a data-focused capacity Expertise in Looker and BigQuery ...

Graduate Trading Desk Operations Engineer

Hiring Organisation
Quant Capital
Location
Cardiff, United Kingdom
solver Strong attention to detail Logical thought processes An interest in coding with some fundamental skills in one language (VBA, Ruby, Go, Lua, Scala, Python or C++ or OO Language) An appetite for delivering solutions to complex problem My client is based in London ...

Graduate Trading Desk Operations Engineer- (2026 Start)

Hiring Organisation
Quant Capital
Location
Cardiff, United Kingdom
Excel skills Logical thought processes A STEM degree from a top ranked University An interest and some coding ability (VBA, Ruby, Go, Lua, Scala, Python or C++ or OO Language) An appetite for delivering solutions to complex problem My client is based in London ...

Embedded Software Engineer – Cardiff

Location
Cardiff, Wales, United Kingdom
products. Your responsibilities will include: Implementation of embedded firmware designs and test solutions pimarily in C Firmware development and de-bugging embedded systems Using Python and C# for test and tool development, with the creation of design documentation. Knowledge, Skills & Experience: o Engineering Degree or equivalent in a related discipline ...

Embedded Software Engineer

Hiring Organisation
Hunter Selection
Location
Cardiff, South Glamorgan, Wales, United Kingdom
Employment Type
Permanent
Salary
£50,000
products. Your responsibilities will include: * Implementation of embedded firmware designs and test solutions pimarily in C * Firmware development and de-bugging embedded systems * Using Python and C# for test and tool development, with the creation of design documentation. Knowledge, Skills & Experience: o Engineering Degree or equivalent in a related discipline ...

Research Manager

Hiring Organisation
Harnham
Location
Cardiff, United Kingdom
interpreting political opinion polls Strong client-facing and relationship management skills Organised and capable of managing multiple projects simultaneously Proficiency in R or Python is an advantage Interest in AI applications in market research Why Join them? This is a chance to join a collaborative, innovative team delivering high-profile ...

Power Electronics & Motor Drives Engineer — PhD/Postdoctoral Development Programme

Location
Cardiff, Wales, United Kingdom
Environments Relevant experience may include MATLAB/Simulink, PLECS, LTspice or similar circuit and system simulation tools; VHDL, Verilog or SystemVerilog; FPGA vendor toolchains; Python; oscilloscopes, differential and current probes, power analysers, electronic loads, motor dynamometers and thermal measurement equipment. Exact tools are useful, but sound engineering judgement ...

Data Scientist

Location
Cwmbran, Wales, United Kingdom
identify AI opportunities, define project requirements, and drive initiatives that push the boundaries of data-driven solutions in aerospace. You'll leverage Python and leading machine learning frameworks to build scalable AI algorithms, process complex datasets, and create impactful reports and visualizations for stakeholders. Your expertise will ensure robust, compliant … align with industry standards. What You'll Bring: Essential: Degree in Data Science, Computer Science, Statistics, or a related field Excellent programming skills in Python; knowledge of R, SQL, or other languages is a plus Strong analytical and problem-solving mindset focused on AI and machine learning Ability to communicate ...

Data Solutions Engineer

Location
Cardiff, Wales, United Kingdom
Job Description Our client is a specialist technical consultancy delivering bespoke technology and data solutions to solve complex operational challenges. Due to continued growth, they are looking for an experienced Data Engineer to join their ...

Senior Full Stack Engineer - Python/React or Angular

Hiring Organisation
Venator Recruitment
Location
Cardiff, United Kingdom
date with developments in AI and are comfortable using AI tools to boost your productivity and problem solving The tech Our core technologies are: Python on the server side, using Django as a web framework, and Django Rest Framework for our API Angular and TypeScript on the client side ...

Maps SDK GIS Engineer II — Native Apps

Location
Cardiff, Wales, United Kingdom
sample code that illustrate API capabilities, while addressing developer needs and best practices. You’ll collaborate on SDK environments (Kotlin, Qt, C#, Swift, Flutter, Python) and contribute to documentation, tutorials, and examples for the Esri ecosystem, based in Cardiff, UK. #J-18808-Ljbffr ...

Stress Engineer

Location
Cwmbran, Monmouthshire, United Kingdom
Standards and Material or component test standards and post-processing methods (e.g. ASTMs and B-Basis calculations) Project Management experience Ability to programme VBA, Python or similar language TPBN1_UKTJ ...

Senior Backend Engineer

Hiring Organisation
Inspire People
Location
Cardiff, South Glamorgan, Wales, United Kingdom
Employment Type
Permanent, Part Time, Work From Home
Salary
£80,000
Business, Innovation, Science and Trade (BIST), in partnership with Inspire People, is seeking a Senior Backend Engineer. Whilst the team primarily develops in Python, we welcome applications from experienced backend developers with Java, C#, Go or similar object-oriented programming backgrounds, with experience designing, operating and improving distributed systems. This … cloud platform services supporting critical digital products. * Develop and maintain platform tooling, automation, observability, monitoring and CI/CD capabilities. * Build software solutions using Python and modern engineering practices. * Write clean, maintainable code and infrastructure-as-code solutions to support service delivery. * Embed Site Reliability Engineering principles including SLIs, SLOs ...

Data/Commercial Analyst- large volumes of data & ETL

Hiring Organisation
Datatech Analytics
Location
Cardiff, United Kingdom
Data/Commercial Analyst - large volumes of data & ETL London Hybrid (2-3 days per week in office) Salary £55,000 to £65,000 negotiable dependent on skills & experience Job Reference J13022 Founded over a ...

Head of Data

Hiring Organisation
Harnham
Location
Cardiff, United Kingdom
HEAD OF DATA & ANALYTICS UP TO £120,000 LONDON – HYBRID - 4 DAYS A WEEK IN OFFICE Please note: you must have full UK right to work and be able to commute to West London four ...

Senior Backend Engineer (Python | AI | 3D Environments | £130,000)

Hiring Organisation
Paradigm Talent
Location
Cardiff, United Kingdom
deliver features that delight and scale. You should have 5+ years of experience developing production-grade backend systems and APIs. Strong skills in Python (FastAPI or similar) and modern cloud infrastructure. Deep understanding of system design, scalability, and reliability . A product-oriented mindset — you design with end users ...

Data Engineer

Hiring Organisation
JSS Search
Location
Cardiff, United Kingdom
Level Data Engineer to take a leading role in building and scaling the data foundations of the platform. You’ll combine strong SQL and Python skills with a DevOps mindset, architecting pipelines, automating workflows, and ensuring AI outputs are production-ready. Requirements 1.5+ years’ experience in Data Engineering or Data … Platform development Experience working with First-Party Data Strong SQL and Python fluency (data transformations, orchestration, automation) Familiarity with cloud ecosystems - Azure, AWS, or GCP Experience with CI/CD tools (Azure DevOps, GitHub Actions, or similar) Excellent communication skills and a structured, detail-oriented approach BSc in a related ...

Back End Developer

Hiring Organisation
Undisclosed
Location
Cardiff, United Kingdom
with a large team. Our leaders will be committed to your career and development from day one. 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 … engineers in the team and across allied teams, to build an end-to-end pipeline consuming other data products Basic qualifications: Demonstrated experience of Python backend development (e.g. using FastAPI) Bachelors degree in a relevant field (including computational, numerate or life sciences), or equivalent experience Cloud experience (e.g. Google Cloud ...

Full Stack Software Engineer (Golang/Typescript)

Hiring Organisation
Safe Intelligence
Location
Cardiff, United Kingdom
PyTorch-based verification toolkit. Champion an API-first development approach to deliver feature-rich, versioned interfaces that support both our TypeScript user interface and Python-based SDKs. Develop and maintain Infrastructure as Code (IaC) and DevOps pipelines to ensure reliable service delivery and updates. Requirements : The technical requirements … releases, preferably with GitHub Actions. Nice-to-haves: Familiarity with the OpenAPI specification and code generation toolsets for API development. Some experience with Python, modern development techniques, and design patterns. Experience in data science tools and ML tools (e.g., NumPy, pandas, scikit-learn, PyTorch) and open-source contributions (especially Python ...

Senior AI Software Engineer (Azure) - Cardiff

Location
Cardiff, Wales, United Kingdom
Azure AI Services portfolio, including Azure OpenAI, Azure AI Search and Azure AI Document Intelligence.* Develop production-grade AI-enabled services and APIs in Python and C#/.NET, integrating agents and models with enterprise applications and data sources.* Apply prompt engineering, retrieval-augmented generation and agent orchestration patterns … applications on Azure that went live and that you then supported, rather than proofs of concept that stopped at demo.* Strong production coding in Python and/or C#/.NET, including building and integrating APIs and backend services.* Practical depth in retrieval-augmented generation: chunking and embedding strategy, retrieval ...

Senior Infrastructure Engineer (GCP) - Engine by Starling

Location
Cardiff, Wales, United Kingdom
Prometheus and OpenTelemetry (we also use Grafana) Experience setting up Google Workspace/Google Cloud Identity Experience with automation using a scripting language like Python or Go Experience implementing CI/CD pipelines An understanding of RESTful API and event-driven concepts Comfortable writing RFCs and ADRs which … operating models Ideally you also have: Experience with Zero Trust security (mTLS, SSO) Experience with AWS Comfortable with bash and either Golang, Java or Python development Understanding of database monitoring, analysis, disaster recovery and performance tuning Understanding of networking and routing concepts (TCP/IP, VLANs, VPNs, BGP, etc. ...

Python Software Engineer

Hiring Organisation
Durlston Partners
Location
Cardiff, United Kingdom
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 ...

Microsoft Power Platform Developer

Hiring Organisation
Arrows
Location
Cardiff, United Kingdom
week 1 day per week in office 12-month contract £500/day Hybrid (London) Must Have Skills: Power Platform, Dataverse, Power BI, SQL, Python, AI Agent Development Please note, these skills must be in your CV to be considered for this role. We’re working with a large corporate … Power Apps, Automate, Dataverse) Proven background developing AI or Fabric data agents Skilled in Power BI reporting and data integration Confident with SQL and Python for automation and data modelling Experience working with structured and unstructured data sources Interview Process: Remote interview with Technical Manager Final face-to-face with ...

Lead Applications Developer

Location
Cardiff, Wales, United Kingdom
Oracle EBS and APEX, delivering effective, end-to-end solutions in a dynamic manufacturing setting. Develop and support complementary applications: Work with VB.NET and Python to maintain and enhance a small portfolio of business applications. Engage directly with stakeholders: Lead requirements gathering, translating business needs into practical, scalable technical solutions. … equivalent. Please note that individual circumstances differ and this will be assessed on a case‐by‐case basis. Desirable Requirements Experience with VB.NET and Python for maintaining and enhancing legacy and supporting applications. Experience with Microsoft SharePoint, Power BI, and/or Power Automate. Familiarity with Linux. Personal Attributes ...