226 to 250 of 311 Python Jobs in the City of London

Senior Software Engineer / Principal Software Engineer - C++, Python

Hiring Organisation
N P Associates
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £140,000 per annum
Senior Software Engineer/Principal Software Engineer- C++, Python - Financial/Banking. Candidates will have a minimum 8+ years C++ experience and excellent knowledge of Python -coming from a Financial/Banking background with knowledge of Equities, Futures & Options and Fixed Income and Exchange Connectivity. Job Overview You will work … networking (UDP, Multicasting, TCP, etc...), messaging, and algorithms. • 6+ years of experience on Linux systems. • Good understanding of modern development best practices and methodologies • Python, including Pytest. • Knowledge of capital markets exchange connectivity on stocks (fixed income and derivatives is a plus), including exchange protocols such as FIX and SBE. ...

Full Stack Software Engineer

Hiring Organisation
83zero Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
applications Familiarity with front-end development and ability to make basic modifications to open-source UI components Experience enabling data scientists and engineers with Python-based development workflows and tooling Technology Stack: Azure Cloud Services C# (.NET 10) Python React.js and modern JavaScript (ES6+) Snowflake (Data Warehouse) Apache Airflow Terraform ...

Back End Developer (DV Cleared)

Hiring Organisation
Experis
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£75,000
delivering features end-to-end in collaboration with cross-functional teams. Develop cloud-native and containerised applications using technologies such as Java (Spring Boot), Python (FastAPI), Node.js and modern datastores. Build solutions within an Agile and DevSecOps environment, embedding security and quality throughout the delivery lifecycle. Integrate backend services into … Required Skills & Experience DV security clearance is essential. Proven experience as a backend or software engineer delivering production systems. Strong coding ability in Java, Python and/or JavaScript/TypeScript. Solid understanding of backend engineering fundamentals, design patterns and API design. Experience working in Agile teams (e.g. Scrum, Kanban ...

Full Stack Data Engineer

Hiring Organisation
Anson Mccade
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
iteratively in fast-moving, often sensitive environments. What You'll Do Full-stack data delivery: Build and maintain end-to-end data solutions using Python, SQL, and modern data engineering practices, including ETL pipelines, data modelling, and analytics workflows Application development: Support development of user-facing tools and dashboards using … continuous improvement practices What We're Looking For Background in consultancy or client-facing data engineering/analytics roles Strong hands-on experience with Python, SQL , and exposure to data engineering concepts (ETL, data modelling, pipelines) Experience with or ability to quickly pick up TypeScript/React/modern front ...

AI Cloud Engineer

Hiring Organisation
Deerfoot Recruitment Solutions Limited
Location
City, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
Azure Expertise: Deep hands-on experience with Azure engineering, PaaS services, and Infrastructure-as-Code (Bicep, ARM, or Terraform. Software Engineering: Strong proficiency in Python (essential) and PowerShell for building automation frameworks, REST APIs, and identity flows (OAuth2). Identity & Security: Solid understanding of Entra ID, IAM patterns, and implementing … roles or used these technologies/skills, this role could be a great fit: Cloud Engineer, AI Engineer, Azure Architect, Platform Engineer, DevOps Engineer, Python Developer, Azure OpenAI, Bicep, Terraform, Entra ID, Generative AI Integration, and FinTech Cloud Specialist. Deerfoot Recruitment Solutions Ltd is a leading independent tech recruitment consultancy ...

AI Cloud Engineer

Hiring Organisation
Deerfoot Recruitment Solutions
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£630 - £640 per day
workflows, Retrieval-Augmented Generation (RAG), and vectorisation patterns, rather than purely self-taught or personal interest projects. Software Engineering & Tech Stack: High proficiency in Python and PowerShell for building automation frameworks, REST APIs, and identity flows. Production exposure to the OpenAI SDK, GPT models, and Palantir Foundry is highly desirable. … roles or used these technologies/skills, this role could be a great fit: Cloud Engineer, AI Engineer, Azure Architect, Platform Engineer, DevOps Engineer, Python Developer, Azure OpenAI, Bicep, Terraform, Entra ID, Generative AI Integration, and FinTech Cloud Specialist. Deerfoot Recruitment Solutions Ltd is a leading independent tech recruitment consultancy ...

Fraud Data Analyst

Hiring Organisation
LexisNexis Risk Solutions
Location
City of London, London, United Kingdom
cases to identify trends and actionable insights, documenting your findings and making clear recommendations on how to mitigate risk. Analytics: Use your SQL and Python skills to increase our customers’ fraud capture while reducing false positives, conducting offline analysis of customer data to expose patterns and statistically tune policies. Produce … with ThreatMetrix teams including Products, Engineering, Sales and other Professional Services colleagues around the world to continually redefine best practices Requirements: Excellent knowledge of Python and SQL (BI tools such as SuperSet, Tableau or PowerBI is a bonus) Extensive analytical and problem-solving skills, with a deep curiosity Exceptional attention ...

Python Developer

Hiring Organisation
numi
Location
City of London, London, United Kingdom
optimize return metrics. Who We're Seeking: We're on the lookout for a seasoned Associate to Mid-level Software Engineer with hands-on Python experience. Familiarity with AWS Serverless and related technologies would be advantageous. Strengths in Pandas, Polars, Pytest, Postgres, and CI/CD is essential. ...

Data Analyst Placement Programme

Hiring Organisation
Data Jobs at ITOL Recruit
Location
BT48, Derry, Derry City and Strabane, County Derry / Londonderry, United Kingdom
Employment Type
Permanent
Salary
£28000 - £40000/annum
employable as a data analyst. Microsoft excel - to expert level. Learn SQL - the programming language used for extracting data from more complex databases. Learn Python 3 - Python 3 is a simple to use programming language used by many analysts. Learn Tableau - Tableu is a tool which analysts use to build ...

Graduate / Junior Developer, Python, JavaScript, PHP - London

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£35,000 - £50,000 per annum
Graduate/Junior Developer, Python, JavaScript, PHP - London (Tech stack: Graduate/Junior Developer, Python, JavaScript, PHP, Graduate/Junior Developer) In 2012 our client launched a social messaging platform that has been taking the US by storm. After an extremely successful period our client has decided to hop across … would be suitable Graduate/Junior Developer who have recently graduated from university and have a basic understanding of any of the following technologies: Python, JavaScript, PHP, React, React Native, Django, Postgres, Docker and Agile; which might have been acquired as part of your degree course or through a placement ...

Python Developer

Hiring Organisation
trg.recruitment
Location
City of London, London, United Kingdom
Role: Python Software Engineer Location: Remote (anywhere from Europe) Salary: Up to £80k/€90k base + equity We're partnered with a well-funded startup that's building AI agents to automate operations in the consumer goods space. Small team, strong backers, and real traction with customers. The Role … Python Software Engineer, you'll be designing and building intelligent, autonomous systems that solve real operational problems for growing brands. You'll own solutions end-to-end - from architecture and scoping through to production - working closely with product and engineering leadership. This is a hands-on role with genuine ownership ...

Python Developer

Hiring Organisation
Sanderson
Location
City of London, London, United Kingdom
Senior Django/Python Developer Pay Rate: up to £700 (Inside IR35 - Umbrella) Duration: 6 months’ Working arrangement: Once a every 3 months - London We’re working on behalf of a FTSE 100 leading UK retailer, supporting the expansion of a highly successful AI‐driven Smart Pricing programme. Following strong … known UK household brands, the organisation is now extending this platform across its European operations and is looking for an experienced Senior Django/Python Developer to support the next phase of delivery. This is a pure backend role, focused on scalable, high‐quality Python engineering within a data‐driven ...

Data Engineer

Hiring Organisation
Anson McCade
Location
City of London, London, United Kingdom
Designing and building scalable data pipelines and ETL solutions Working with structured and unstructured datasets across cloud environments Developing robust data engineering solutions using Python and SQL Supporting data migration, transformation, and integration projects Collaborating with architects, consultants, and client stakeholders Contributing to modern data platform and AI initiatives What … They’re Looking For Experience working as a Data Engineer within a consulting, client-facing, or project-driven environment Strong Python and SQL skills Experience building and optimising data pipelines Exposure to cloud platforms such as Azure, AWS, or GCP Strong communication and stakeholder engagement skills Ability to work across ...

AI Architect

Hiring Organisation
Experis
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£600 - £635 per day
using services such as AI Foundry, Open-AI, and Microsoft Copilot Studio. Apply governance frameworks to ensure responsible AI/ML model deployment. Use Python to automate processes and optimise workflows. Handle large datasets, including data preprocessing, feature engineering, and model evaluation. Lead the agile development of AI solutions from … prompt engineering, and RAG implementations. Strong skills in data analytics, MLOps practices, and API development. Knowledge of governance frameworks for AI/ML models. Python expertise for automation. Experience working with large datasets and deploying AI solutions in an agile environment. Desirable familiarity with Docker and Kubernetes. Join a forward ...

Data Scientist

Hiring Organisation
LexisNexis Risk Solutions
Location
City of London, London, United Kingdom
developing, and implementing machine learning or rule-based models following best practice, to banking model governance standards Using your strong knowledge of SQL and Python plus quantitative skills to define features that capture evolving fraudster behaviours Develop internal tools to streamline the model training pipeline and analytics workflows Applying your … fast-paced environment with frequently changing priorities Requirements: Experience in a data science role, ideally within the fraud, risk, or payments domain Proficiency in Python and SQL (BI tools such as SuperSet, Tableau or PowerBI is a bonus) Hands-on experience in machine learning model development, evaluation, and production deployment ...

Performance Tester

Hiring Organisation
Venquis
Location
City of London, London, United Kingdom
performance test frameworks using Jmeter and Load runner. Strong knowledge of performance testing methodologies and tools Familiarity with programming languages and scripting (e.g., Java, Python, Shell) Ability to own QA deliveries including test planning, estimation, reporting, managing start to end test life cycle with the ongoing development sprints. Experience working … tools Experience with Performance monitoring and analysis Experience in using Load testing tools (e.g., JMeter, LoadRunner) Knowledge on Programming languages and scripting (e.g., Java, Python, Shell) Ability to develop performance testing frameworks using the performance testing tools. Ability to auto deploy, distribute and execute the performance testing frameworks using ...

Sr AI Solutions Consultant

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
processing (NLP), computer vision, and LLMs, to optimize document processing, data extraction, and decision-making workflows Programming and Development : Apply relevant programming skills (e.g., Python, Java, or .NET) to support solution development and customization within TotalAgility Technology Innovation : Identify opportunities to integrate emerging technologies into client solutions, driving innovation … experience with cloud architecture and deployments, including designing scalable and secure cloud-based solutions Core Competencies Technical Skills Proficiency in relevant programming languages (e.g., Python, Java, .NET) to support solution development Experience with cloud architecture and deployments Understanding of enterprise security practices and compliance frameworks Knowledge of AI/ ...

Analytics Engineer

Hiring Organisation
Harnham
Location
City of London, London, United Kingdom
Analytics Engineer London Up to £60,000 This is a great opportunity to become the key Analytics Engineer within an early-stage data function, playing a defining role in how the organisation builds its lakehouse ...

Site Reliability Engineer (Python)

Hiring Organisation
Mphasis
Location
City of London, London, United Kingdom
need an experienced SRE to focus predominantly on automation, optimization, and process re-engineering using AI for the Market Risk Platform. Strong Python and provable agentic AI delivery Primary Objectives: Eliminate Operational toil and recurring manual work through durable automation Re-engineer support/change processes to reduce handoffs, approvals … existing SREs spend less time firefighting and more time engineering Key Responsibilities (Automation & Process first) Automation Engineering (Core) Build production grade automation in Python(tools, services, workflows) to remove repetitive work: environment checks, dependency validation, automated reruns/reprocessing, safe restarts, drift detection, remediation actions, and standardized operation tasks Create ...

Data Analyst Placement Programme

Hiring Organisation
Data Jobs at ITOL Recruit
Location
City of Westminster, Greater London, United Kingdom
Employment Type
Permanent
employable as a data analyst. Microsoft excel - to expert level. Learn SQL - the programming language used for extracting data from more complex databases. Learn Python 3 - Python 3 is a simple to use programming language used by many analysts. Learn Tableau - Tableu is a tool which analysts use to build ...

Quant Developer OTC Pricing

Hiring Organisation
James Joseph Associates Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
contributing not only to implementation but also to the design and refinement of pricing and liquidity models. The role combines research-oriented modelling in Python with production engineering in Java. You will use Python to analyse data, test ideas and support model development, while using Java to build and enhance … optimisation models within a high-performance Java framework Work alongside quantitative researchers to analyse large datasets and translate research into production-ready solutions Use Python for model prototyping, data analysis, signal investigation and backtesting activity Develop and improve pricing skew, spread and liquidity optimisation logic Design and implement automated hedging ...

Software Engineer (Systematic Hedge Fund)

Hiring Organisation
Radley James
Location
City of London, London, United Kingdom
Software Engineer – Java/Python London (On-site) This is a hands-on software engineering role within a systematic hedge fund where technology sits at the core of the business. The systems you build directly support trading, research, and core operations, and your work will have real, measurable impact. … join a well-established engineering team and work across a range of internal systems, primarily in Java, with exposure to Python and quantitative tooling. The role offers end-to-end ownership: taking requirements from idea through to production, working closely with engineers and business stakeholders to solve practical problems. ...

Lead Machine Learning Engineer - £575 - Inside IR35 - London Hybrid

Hiring Organisation
RecOps
Location
City, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 575 Daily
Skills required: Strong experience as a Lead Machine Learning Engineer, Lead ML Engineer or Senior MLE with technical leadership experience. Excellent hands-on Python engineering skills, with strong fundamentals across OOP, async/concurrency, decorators, design patterns and production coding standards. Comfortable building and debugging Python systems without heavy reliance … based support. Experience designing and building clean, well-tested, production-quality AI/ML systems from scratch. Strong experience with testing, validation, TDD and Python unit testing, ideally using pytest. Experience leading the deployment and life cycle management of ML/AI models in secure or restricted production environments. Strong ...

Senior Software Engineer C++

Hiring Organisation
REC SOLUTIONS LIMITED
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Senior Software Engineer C++ (Python, SQL, Linux, Trading, FinTech, Financial Technology, Low Latency, Backend) ***This is a hybrid role, 2 days remote and 3 days in the office*** Our client actively encourages diversity, equality and inclusion within its workforce and welcomes applications from a diverse background, REC Solutions Limited does … your thinking, then my client could be the ideal place for you to develop your career. Benefits (not exhaustive list): Senior Software Engineer C++ (Python, SQL, Linux, Trading, FinTech, Financial Technology, Low Latency, Backend) Competitive salary 25 days annual leave - not including bank holiday Private medical insurance Flexible working hours ...

Senior Software Engineer - Up to £100k - Hybrid working

Hiring Organisation
Creo Recruitment
Location
City of London, London, United Kingdom
Senior Software Engineer – Python, AWS, SQL Location: London - Hybrid (2 days per week on-site) Salary : Up to £100,000 Type: Permanent, Full-Time We’re partnering with an exciting, fast-growing technology business that’s tackling complex, real-world challenges with cutting-edge engineering. They’re now looking … observability, and production systems A security-first mindset with experience mitigating risks and vulnerabilities Excellent communication skills with the ability to influence and mentor Python Experience is preferred - though experience with similar languages are a plus e.g. Clojure, Rust, Kotlin, Scala, Golang. AWS Experience (Hands-on work with GCP/ ...