251 to 275 of 330 Python Jobs in the City of London

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 ...

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/ ...

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 ...

Data Science Engineer

Hiring Organisation
Medialab Group
Location
City of London, London, United Kingdom
develop in-house capabilities and solutions that directly enhance our Marketing Effectiveness proposition. HOW YOU WILL MAKE AN IMPACT Maintain and enhance core Python modelling tools for the Marketing Effectiveness team. Manage the migration of manual workflows into automated, production-ready software. Develop in-house technical solutions that directly enhance … providing guidance and participate in peer code reviews to ensure team-wide quality. WHAT YOU WILL BRING TO THE TEAM MUST HAVE SKILLS Strong Python engineering skills, writing clean, modular, and production-ready code. Data science experience, applying machine learning and statistical models for Marketing Mix Modelling (MMM) and Econometrics. ...

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 ...

Software Engineer C++ Python - Risk

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Software Engineer/Developer (C++ Python Risk) London to £130k Are you a backend focussed Software Engineer with experience of working on financial Risk systems? You could be progressing your career in a hands-on Software Engineer role at the Investment Management arm of a global bank. What … platform is secure and seeking ways to introduce modern tooling for building and deployment. You'll have a focus on backend C++, with some Python development work. About you: You have strong C++ backend software engineering skills and also have Python development experience You have experience within a banking/ ...

Python Developer Backend (AI) - remote

Hiring Organisation
Initialize Ltd
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 60,000 Annual
Backend Python Developer (AI) - Remote - UK - excellent opportunity to join this innovative and fast-growing AI tech. organisation! Skills/experience 2+ years solid commercial Python coding experience (backend, API development would be great). Good understanding of Docker, Kubernetes, and scalable distributed systems click apply for full job details ...

Data Engineer

Hiring Organisation
Gold Group
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 50,000 - 65,000 Annual
ownership of data pipelines and automation of data workflows. Finally have 5 years Strong programming experience at an advanced level in Python, PySpark, and SQL scripting. Benefits Salary: 50,000 - 65,000 per annum 25 day's holiday Company car/Allowance Variable annual bonus based 5-15% Pension Plan … Career Progression What the role entails: Some of the main duties of the Data Engineer will include: Develop high-performance data pipelines using Python (Pandas) or Spark within Palantir Foundry, ensuring seamless data transformation and integration to support analytics, reporting, and machine learning use cases across the enterprise. Design ...

Data / ML Engineer

Hiring Organisation
martee ai
Location
City of London, London, United Kingdom
production. This role owns that. Who you are You're a Data/ML Engineer with strong software engineering instincts. You write clean Python, you're comfortable wrangling dataframes, and you know how to build pipelines that don't break at 2am. Required 🐍 1–3 years of commercial experience … data engineering, ML engineering, or a similar role 🛠️ Strong Python skills with hands-on pandas/dataframe experience 🔁 Experience building and running data pipelines (ETL/ELT) with orchestration tools ☁️ Familiarity with cloud platforms (GCP preferred) and tools like BigQuery 🗂️ Comfortable working with messy, real-world data—CSV ingestion, schema ...

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 ...

Junior AWS Platform Engineer - Quant Hedge Fund (London / Hybrid)

Hiring Organisation
Winston Fox
Location
City of London, London, United Kingdom
providing expertise and guidance in infrastructure usage. The opportunity would suit someone with a combination of strong development and operational skills across AWS, Terraform, Python, CI/CD, as well as commercial Linux, Docker and Kubernetes experience. Responsibilities: Your key tasks will be to facilitate the wider adoption … SAML, Config, CloudTrail) Automation (EventBridge, Lambda) Logging & Monitoring (OpenSearch, CloudWatch, AMP, AMG) Managed Services (MWAA, MSK, Kinesis) Terraform & Terraform Cloud Scripting and automation (Bash, Python & PowerShell) Additional Hashicorp tools (Vault & Packer) CI/CD solutions (Jenkins, TeamCity, Argo) Your experience : 1-3 years in a similar role (previous finance experience ...

Software Engineer (Frontend)

Hiring Organisation
Orchestra
Location
City of London, London, United Kingdom
challenges regularly We're united by our mission, focused execution, and speed We deploy to production multiple times a day 🛠️ Tech Stack Backend: Python (FastAPI) + Typescript (express) Frontend: React + Typescript Infrastructure: AWS (serverless!), terraform Containerisation: Docker Database: PostgreSQL + DynamoDB CI/CD: GitHub actions + Blacksmith runners … speed, experimentation, and long-term code quality. Comfortable working with cloud-based platforms and collaborating closely with backend services and APIs. Bonus : Familiarity with Python or an interest in contributing beyond the frontend when needed. Benefits Competitive salary + equity Bi-annual offsite Regular team dinners + socials Choice ...

Data Platform Engineer

Hiring Organisation
Harrington Starr
Location
City of London, London, United Kingdom
Server queries, stored procedures, and data processing logic to handle high-volume structured data Design and implement backend services using modern programming languages (Python or C#) Support and enhance existing legacy platforms, identifying opportunities for iterative modernisation Improve query performance through indexing strategies, query optimisation, and data processing efficiency Enhance … Strong SQL Server skills, including complex queries, stored procedures, indexing, and performance tuning Experience working with large relational datasets Solid backend development experience in Python or C# Experience working in AWS environments Experience with complex enterprise or legacy systems Strong analytical and problem-solving abilities Ability to operate autonomously with ...

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 ...

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 ...

Associate Python Engineer, Hedge Fund industry

Hiring Organisation
E-SEARCH CONSULTING LTD
Location
City of London, London, United Kingdom
coding and excited to learn more. We are seeking someone with initiative who thrives is a collaborative envirovment. Designing and building backend microservices in Python Writing robust and tested production-grade code Deploying infrastructure using AWS and Terraform Collaborating with other engineers and product managers Learn about modern software engineering … company would invest a lot in you and would nuture your software engineering career. You would be surrounded by really smart and very experienced Python Developers who you would learn from. The team are smart and innovative but also friendly, humble and are excellent colleagues; its a great environment. Please ...

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 ...

Platform Engineer

Hiring Organisation
Oliver Bernard
Location
City of London, London, United Kingdom
Level Platform Engineer (DevEx) – GCP, Kubernetes, Terraform, CI/CD, Python Oliver Bernard are currently seeking a strong, Mid-Level Platform Engineer (from a Software Engineering background) to join a client of ours on a digital transformation orientated project. Existing plans are focused on embracing Cloud Native, removing … Helm) IaC with Terraform, alongside Automation with Ansible Prior work across CI/CD, Monitoring and Observability Comfortable coding with an OO language (ideally Python or Java) This position is a remote first opening (with office visits only required quarterly for team days) and can offer ...

Software Engineer - Data Platform for Trading

Hiring Organisation
Harrington Starr
Location
City of London, London, United Kingdom
modernisation initiative. What You'll Do Develop and optimise SQL Server queries, stored procedures, and data processing logic Design and build backend services in Python or C# Modernise legacy platforms and improve system performance Build and maintain AWS-hosted services and APIs Collaborate with distributed engineering and product teams … Skills Required Advanced SQL Server expertise (performance tuning, indexing, complex queries) – non-negotiable Backend development in Python or C# AWS environment experience Proven experience in enterprise or legacy systems – critical Strong analytical and problem-solving abilities We'd expect you to have around 10 years of software and data engineering ...

Senior Backend Engineer

Hiring Organisation
Fruition Group
Location
City of London, London, United Kingdom
Employment Type
Permanent
optimisation. Collaborate with cross-functional teams including product, design, and data science to deliver innovative, customer-focused solutions. Work with modern technologies such as Python, Django, Cloud Firestore, BigQuery, and Elasticsearch to deliver scalable, reliable software. Contribute to continuous improvement by identifying opportunities to enhance system architecture and code quality. … Degree in Computer Science or equivalent industry experience. 5+ years' experience in backend software development within a fast-paced, agile environment. Strong proficiency in Python (or similar modern backend language) and experience building RESTful APIs or microservices. Solid understanding of data structures, algorithms, and software design principles. Experience with cloud ...

Data Engineer

Hiring Organisation
Tenth Revolution Group
Location
City of London, London, United Kingdom
deliver scalable data solutions using Databricks, Synapse, and Microsoft Fabric Build and optimise ETL/ELT pipelines and high-quality data models using SQL & Python Develop Power BI dashboards that support insight-led decision-making Implement data lakes and medallion lakehouse architectures Apply strong standards around data quality, governance … covered by the company. You’ll be a great fit if you have: Strong experience with Azure Synapse, Databricks, or Microsoft Fabric Solid SQL & Python skills for ETL/ELT development Experience working with data lakes and large datasets A good understanding of BI, data warehousing, and modern data architectures ...

Business Data Analyst

Hiring Organisation
Randstad Technologies Recruitment
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£250 - £277/day Negotiable
consumption. Drive International Strategy: Tailor data capabilities for diverse global markets, ensuring metrics account for regional regulatory and language differences. Advanced Analytics & AI: Leverage Python and Gen AI tools to automate anomaly detection, summarization, and recurring insight generation. Root Cause Discovery: Conduct deep-dives into the end-to-end customer … . Technical Stack: Advanced SQL is a must. High proficiency in Snowflake, Databricks, and visualization tools like Tableau or Qlik . Coding: Proficiency in Python or R for automation and advanced experimentation. The "AI Edge": A genuine enthusiasm for LLMs and Generative AI. We are looking for someone who already ...

Data Engineering Lead

Hiring Organisation
Novatus
Location
City of London, London, United Kingdom
standards, and ensure high-quality execution across the team. You’ll join at a pivotal stage as we modernize our data infrastructure, migrating from Python scripts and MySQL to Databricks and Snowflake. Our systems power regulatory reporting for major financial institutions, requiring precision, traceability, and reliability. What … warehouse. Manage and mentor a team of Data Engineers in a player/coach capacity. Design, build, and optimize data pipelines using Databricks, Kafka, Python and PySpark. Evolve a configuration-driven platform enabling non-engineers to define regulatory logic. Ensure pipelines are auditable, lineage-aware, idempotent, and resilient in regulated ...