151 to 175 of 411 Python Jobs in the City of London

Lead Software Engineer

Hiring Organisation
Kareera
Location
City of London, London, United Kingdom
hands-on Engineering Manager position. It offers the chance to combine technical leadership with active contribution to engineering delivery. The current tech stack includes Python, Django, TypeScript, GCP, AWS, CI/CD pipelines, and a TDD, shift-left environment. However, specific stack experience is not essential as strong engineers ...

AI Engineer

Hiring Organisation
X4 Technology
Location
City of London, London, United Kingdom
experience building solutions with Generative AI models Strong ML fundamentals (training, evaluation, problem framing) Experience deploying AI systems into production environments Strong programming skills (Python, JS/TS, Java, C++, or similar) Apply now for more information ...

Site Reliability Engineer

Hiring Organisation
83zero Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
cloud or hybrid environments Knowledge of tools like Istio, Prometheus, Grafana, ArgoCD/FluxCD Experience with Infrastructure as Code (Helm/Kustomize) Scripting skills (Python/Bash) Why join? Work on high-impact, critical systems Collaborative, supportive engineering culture Strong focus on learning, certifications, and progression Details Hybrid: home, Woking ...

Project Manager

Hiring Organisation
Uneek Global
Location
City of London, London, United Kingdom
tools such as Azure DevOps Ability to coordinate cross-functional teams and manage stakeholders effectively Exposure to data environments, with knowledge of SQL and Python being beneficial ...

Senior Data Engineer

Hiring Organisation
Hays Technology
Location
City of London, London, Cheap, United Kingdom
Employment Type
Contract
Your new role You will be migrating data from on prem onto Snowflake for a Greenfield project. What you'll need to succeed Strong Python and SQL are crucial to this role On-prem to Snowflake migration experience Airflow and DBT experience GitHub experience as you will be building ...

Marketing Data Scientist

Hiring Organisation
Freshminds
Location
City of London, London, United Kingdom
dashboards and visualisations to monitor marketing performance • Contribute to optimising media planning using MMM outputs Requirements • Experience in econometric modelling and advanced analytics • Strong Python/SQL skills are essential • Familiarity with MMM and MTA tools (e.g., PyMC, Robyn, Meridian), is preferred • Understanding of marketing channels, metrics, and retail/ ...

Senior Analyst

Hiring Organisation
Harnham
Location
City of London, London, United Kingdom
points. • Support decisions on warehouse layout, storage optimisation and product placement. • Evaluate operational coverage to understand how teams meet customer demand. • Use SQL and Python to extract, manipulate and analyse data across large datasets. • Build dashboards and reporting that give visibility to senior stakeholders. • Translate findings into clear, actionable recommendations. ...

Java Developer

Hiring Organisation
Hays
Location
City of London, London, United Kingdom
implementing algorithmic models • Familiarity with messaging protocols such as Aeron, Kafka, FIX, SBE, ITCH, OUCH • Knowledge of time‐series databases (preferably KDB) and Python for analytics • Full‐stack experience (React) is beneficial for building trader tools and dashboards Additional Information • Interview Process: Typically 2 stages — technical interview, system design ...

Lead Windows Engineer – Systematic Hedge Fund - London

Hiring Organisation
Mondrian Alpha
Location
City of London, London, United Kingdom
/11 and/or Windows Server 2016/2019/2022 Experience with VMware environments Strong scripting/programming capability in PowerShell (preferred), Python, or C# Working knowledge of Active Directory, Kerberos, DNS, and Group Policy Demonstrated troubleshooting capability across Windows systems and applications Experience with hardware monitoring ...

Senior Customer Insight analyst

Hiring Organisation
Harnham
Location
City of London, London, United Kingdom
translate analytical outputs into strategic recommendations and tell clear data stories Experience designing or analysing A/B testing and customer lifecycle analytics Python skills for statistical modelling or automation are an advantage This role offers a hybrid setup (typically two days per week in the London office), a base ...

Senior Data Scientist

Hiring Organisation
Oxygen Digital
Location
City of London, London, United Kingdom
Claude, agent frameworks). Comfortable in a fast‐paced R&D‐driven environment. Bonus: exposure to logistics datasets or consultancy experience. Tech environment: GCP Python (Django beneficial) GraphQL React (handled mainly by engineering) Contract: 6 months (Inside IR35) Rate: £550-£650 p/d Start: ASAP Location: Remote ...

German Speaking Javascript Solutions Engineer - 90K + Bonus (Remote)

Hiring Organisation
WUNDERTALENT
Location
City of London, London, United Kingdom
presentations, trainings, consultations, integration guides, and best practices 8+ years of experience of coding skills with primarily JavaScript and Typescript. If you've got Python, HTML/CSS, C# and/or Java... well that's even better! Experience in web applications deployment (AWS, Azure, IIS, etc.) in a Windows ...

GenAI Engineer - Global Beauty Brand

Hiring Organisation
Harnham
Location
City of London, London, United Kingdom
data and engineering teams Key Details • Salary: up to £85k + 10% bonus • Working model: Hybrid London (2–3 days in office) • Tech stack: Python, GCP (preferred), FastAPI, LangChain/LangGraph, CI/CD • Visa sponsorship: Not available Interested? Please apply below. ...

AI Architect - Consulting Innovation Team

Hiring Organisation
Harnham
Location
City of London, London, United Kingdom
delivery teams Key Details • Salary: £80k–£100k base (flexible for strong profiles) • Working model: Hybrid, 3 days per week in London office • Tech stack: Python, JavaScript, GenAI (RAG, LangChain, LlamaIndex), agentic systems, Azure/AWS • Visa: No sponsorship available Interested? Please apply below. ...

AI Engineer - Consulting Innovation Team

Hiring Organisation
Harnham
Location
City of London, London, United Kingdom
frameworks Key Details • Salary: £70k–£85k base (flexible for strong profiles) • Working model: Hybrid, 3 days per week in London office • Tech stack: Python/JavaScript, GenAI (RAG, LangChain, LlamaIndex), agentic frameworks, Azure/AWS • Visa: No sponsorship available Interested? Please apply below. ...

Research Engineer

Hiring Organisation
Harnham
Location
City of London, London, United Kingdom
exceptional graduates or more senior engineers Infrastructure or deployment experience (AWS, Terraform) is a bonus Happy working onsite five days per week Tech stack Python, FastAPI React, TypeScript Postgres AWS, Terraform Compensation & details up to £185k base + equity (flexible for exceptional profiles) Visa sponsorship available Standard pension Five meals ...

Infrastructure Engineer - Kubernetes expertise

Hiring Organisation
Reed
Location
City of London, London, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £450 per day, Inc benefits
drive innovation. Required Skills and Experience: • Advanced proficiency in Kubernetes with hands on experience implementing and managing container orchestration platforms.• Advanced proficiency in Python for automation, scripting and tooling development.• Intermediate proficiency in Infrastructure Design and IT Infrastructure Operations.• Strong understanding of data centre technologies, architecture patterns and operational best ...

Identity Governance & Administration (IGA) Engineer

Hiring Organisation
Levy Global
Location
City of London, London, United Kingdom
structures Experience supporting access certifications and governance processes Familiarity with compliance frameworks such as ISO 27001, SOX, or GDPR Scripting and automation skills (PowerShell, Python, or similar Strong communication and stakeholder management skills Nice to Have Bachelor’s degree in Computer Science, Information Security, or related field Certifications such ...

C++ Trading Platform Developer

Hiring Organisation
Radley James
Location
City of London, London, United Kingdom
connectivity across numerous exchanges Robust networking and monitoring systems Scaling and performance optimisation of core infrastructure The tech stack is primarily C++ and Python, running on Linux across both development and production. The focus is on writing clean, scalable, high-performance code and continuously improving system reliability and speed. This ...

Cloud Engineer

Hiring Organisation
Deloitte
Location
City of London, London, United Kingdom
Your professional experience + 7 years Cloud Engineering experience Expert in Terraform and infrastructure-as-code (IaC) Strong expertise in developing in Go/Python . Proficiency in testing tools and frameworks like Selenium, Postman and Cucumber . Able to produce clear Unified Modelling Language (UML) diagrams and service design ...

Backend Engineer

Hiring Organisation
Native
Location
City of London, London, United Kingdom
Think through edge cases, failure modes, and system boundaries Help shape the backend architecture of the company from early days Required experience Experience with Python in production systems, plus at least one additional backend language (e.g. Rust, Java, Go) Experience building and running production backend systems Comfortable turning ambiguous research ...

Graduate Software Developer – Boutique Systematic Mayfair Hedge Fund – Excellent Compensation + Benefits

Hiring Organisation
Mondrian Alpha
Location
City of London, London, United Kingdom
with a strong background in finance or Computer Science, actively involved in extracurricular pursuits such as start-ups. They should possess deep expertise in Python or demonstrate proficiency in other languages like C#, C++, Java, React, or Ruby. You can expect: 1 year of experience in a leading institution. Proficiency ...

AWS Platform Engineer

Hiring Organisation
Randstad Technologies Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£60000 - £70000/annum
performance network topologies with Transit Gateway, Direct Connect, and VPC Endpoints. Automate Infrastructure: Drive platform consistency by deploying all resources via CloudFormation (IaC) and Python/Shell scripts. Harden Security: Deploy advanced perimeter defenses using WAFv2, Network Firewall, and Firewall Manager. Optimize & Monitor: Maintain deep observability and cost efficiency using ...

Lead Data Analyst

Hiring Organisation
Harnham
Location
City of London, London, United Kingdom
technical stakeholders. • An appreciation for effective dashboard and product design, ideally with some awareness of UX and UI best practice. • Experience with Python for analysis or modelling is beneficial. What They Offer • £80,000 to £90,000 base salary. • Hybrid working (three days per week in London). • The chance ...

Data Engineer

Hiring Organisation
Native
Location
City of London, London, United Kingdom
boundaries in real-world data Help shape the data and backend architecture of the company from its earliest days Required experience Strong experience with Python in production data or backend systems, plus familiarity with at least one additional backend language (e.g. Rust, Java, Go) Experience building and running production data ...