401 to 425 of 441 Python Jobs in Central London

backed by investors with early stakes in Slack, Meta, and BeReal , and growing quickly! The work This is a generalist engineering role - backend-heavy Python, though spanning product, devops, and data engineering too. You'll write production code managing tens of thousands of physical assets, talk to clients, get feedback … from users, and work directly with energy market operators. Real constraints, real consequences. Stack: Python, GCP, Typescript, Docker; they prototype in Figma and move to production fast. What they're looking for An engineer who's comfortable with ambiguity, moves quickly, and cares whether the thing they're building matters. ...

Senior Machine Learning Engineer — Ranking & Recommendations Tech Stack: Python, GCP, BigQuery, dbt, modern ML frameworks, LLMs, embeddings, RAG Salary: £110,000 – £130,000 plus 8% bonus Contract: Permanent, full-time Location: London, 3 days per week Sponsorship: Tier 2 sponsorship available We're looking for a Senior Machine Learning Engineer … product - LLMs for embedding generation, semantic understanding, conversational interfaces, feature generation, RAG, etc. Experience working with large-scale user behavioural data; proficiency with Python and modern ML frameworks Experience with cloud-based ML infrastructure (ideally GCP) Familiarity with data warehousing tools such as BigQuery and dbt Interested? Apply below ...

Founding FS Engineer (Python, NextJS, TypeScript) 👨🏽💻 (AI/LLMs) Salary up to £120k + Equity London - 2/3 days a week Can sponsor candidates already in the UK ✅ Opportunity to join a VC backed startup, building the future of LegalTech. 🧑🏻⚖️ With operations based in both … creating agents to handle complex legal processes. 🤖 What you'll do Contribute to the entire stack, from cloud infrastructure to prompting to UX (Python backend, Next.js with TypeScript frontend, PostgreSQL, SOTA LLMs. Deployed to Azure via IaC (Bicep) with CI/CD pipelines powered by GitHub Actions) Collaborate closely with ...

software stack. Latency & Performance: Measure real-time performance, ensuring that software changes do not introduce dangerous latency in control loops. 3. Tooling & Infrastructure Develop Python/C++/Shell scripts to automate the flashing of firmware and configuration of robot parameters. Manage test data logs and reports, creating automated dashboards … Experience: 3+ years in software test automation, with at least 1 year specifically in Robotics, Embedded Systems, or Automotive. Coding: Strong proficiency in Python (for scripting/testing) and familiarity with C++ (reading production code). Robotics Middleware: Hands-on experience with ROS2. You understand nodes, topics, services, and actions. ...

technical evidence that supports strategic decisions. You'll research AI and automation technologies, evaluate vendors and tools, build (basic) timeboxed proofs of concept in Python and/or C#, and produce clear, decision-ready outputs. This is not a BAU delivery role. It's structured, evidence-led innovation. … totally fine. What You'll Bring Essential 2+ years in a technical analyst, research, or solutions-focused role Some Hands-on coding ability in Python and/or C# (You'll learn software engineering from the senior R&D engineer, who'll learn R&D from you!) Practical understanding ...

Senior Site Reliability Engineer (AWS Python JS) - Lead Role - UK Location: London (Hybrid) Salary: £100k - £120k per year Do you have a software engineering background with a passion for infrastructure, and are you ready to take the lead in building a world-class Site Reliability Engineering function from the ground … deep-seated passion for infrastructure and systems. •You have significant commercial experience with AWS •You are comfortable and proficient with JavaScript (JS) and Python for scripting, automation, and tooling. •You thrive working independently and are eager to take ownership of complex, high-value projects. •You have the ambition and drive ...

core services, IAM/security, networking concepts, cost control, observability) You have a strong working knowledge of Databricks and Data Lakehouse concepts and Python literacy You have advanced stakeholder management and business relationship skills Location/WFH: The company is a big advocate of flexible working and prides itself … work at times that suit you. About you: You have a strong software engineering skills with technologies such as, Elixir, Rust, Scala, Ruby or Python in a SaaS environment You have a good knowledge of AWS You're able to conduct code reviews and provide coaching and mentoring You have ...

shared architecture across the portfolio. Essential Requirements 3-6+ years building production-grade full-stack applications, with clear ownership. Strong backend experience in Python (FastAPI preferred) and solid database skills (PostgreSQL/MongoDB). Proven experience building and shipping mobile apps with React Native. Strong React fundamentals (Next.js experience … product decisions from engineering perspective. Evidence of shipping quickly in small teams (links to apps, repos, case studies, live products). Desired Node.js alongside Python for services or integrations. App Store/Google Play release experience. Experience with vector databases (e.g., Chroma) and embedding pipelines. LangChain or CrewAI for orchestration ...

Retrieval Augmented Generation) systems using client-specific data Optimising AI performance across latency, token usage and response quality Deploying AI services into production using Python Benchmarking and validating AI outputs against quality and safety guardrails Translating emerging AI capabilities into stable, shippable product features What we're looking for Strong … software engineering fundamentals , with solid Python experience Hands-on experience working with LLM APIs and AI orchestration Experience taking AI features from concept to production A pragmatic, engineering-led approach to applied AI Nice to have Python for data processing or model evaluation Experience with collaboration platforms or Embedded messaging ...

Software Engineer (Python/React) Location: London (Hybrid) Experience: 1-5 Years Sector: Elite FinTech Firm Compensation: Up to £140,000 Base + Industry Leading Bonus + Comprehensive Package A leading FinTech firm in London is seeking a talented Software Engineer to join its growing technology team. This … models • Quant Logic/Research models for Alpha Generation Key Responsibilities Design, develop, and maintain scalable, high-performance applications Build robust backend systems using Python and/or modern frontend interfaces using React Collaborate with cross-functional teams including traders and quants Requirements 1-5 years of professional software engineering ...

working exclusively with a Series A startup (14.2M backed!) who are seeking highly skilled Software Engineer (Python/Typescript) with deep expertise in backend development. As a Senior Engineer, you'll be at the intersection of traditional engineering excellence and cutting-edge AI-assisted development. You'll build production-ready … work gets done - this company are looking for experts with AI used in workflow. What You'll Do: Own and evolve backend features using Python or Typescript Design and implement robust APIs and data workflows Create seamless integrations with external systems (APIs) Collaborate with a cross-functional team of engineers ...

cheapest and cleanest! We've raised $10M+, backed by investors with early stakes in Slack, Meta, and BeReal , and growing quickly! Backend-heavy Python, though spanning product, devops, and data engineering too. You'll write production code managing tens of thousands of physical assets, talk to clients, get feedback from … users, and work directly with energy market operators. Real constraints, real consequences. Stack: Python, GCP, Typescript, Docker, Figma. The role London: hybrid, 2-3 days onsite at a dog-friendly office near Old Street Competitive salary + meaningful equity ✈️ They're actively looking to build a diverse team and encourage ...

Stack Engineer – London, Hybrid Role: Senior Full-Stack Engineer Location: London, UK (on-site/hybrid) Type: Full-time, Senior Level Full Stack Developer (Python + Next.js) We’re looking for a Full Stack Developer to join a fast-growing team building cutting-edge technology used by scientists to accelerate … features end-to-end and thrives in a collaborative, fast-paced startup environment. What you’ll do Build and maintain scalable backend services using Python and FastAPI Develop modern, responsive user interfaces using React and Next.js Design and integrate APIs that power data-driven scientific applications Work with large biological ...

Discretionary Trader £120,000 GBP + £70000 Onsite WORKING Location: Central London, Greater London - United Kingdom Type: Permanent My client is a global investment management firm that utilizes a diversified portfolio of systematic and quantitative ...

features end to end, building AI powered workflows, and working closely with customers to solve real problems. 💻 What you’ll be working on • Building Python backend systems powering AI driven document analysis • Developing APIs and integrations used by enterprise customers • Designing agentic workflows and automation pipelines • Shipping features … from idea to production to customer adoption • Collaborating with product and commercial teams as well as customers 🧠 Tech/environment • Python • Generative AI and LLM workflows • AI assisted development tools such as Cursor, Copilot and Claude Code • API and backend system design • Product focused engineering within a startup environment 👀 They ...

Role: Lead Python Engineer (Hands-on Team Lead) 📍 Location: London – Hybrid (3 days office/2 days WFH) 💰 Salary: Up to130k base 🏦 Industry: Fintech Platform We’re working with a profitable, high-growth UK fintech building a platform used by wealth and advisory firms to manage investment accounts, portfolios … product platform — both in terms of scale and functionality . As a result, they’re growing the engineering team and looking for a Lead Python Engineer to take ownership of a core part of the platform. The Role This is a hands-on technical leadership role (50-70% hands ...

this year) solving frontier problems at the hardware-software boundary. The Role Build and deploy AI perception systems across the full stack. Work in Python (AI) and Rust (systems/integration), occasionally touch hardware. Travel to customer sites to deploy solutions and gather feedback. This isn't configuration work … solving varied, client-driven problems. What You'll Do Build production AI perception systems Deploy at customer sites (UK and international travel) Work across Python, Rust, and some hardware integration Own problems end-to-end: customer conversation → production Feed real-world insights back into product development Requirements 2-5 years ...

will have a software engineering background who is now an AI Engineer working with LLMs You will: Design and build LLM-powered applications Develop Python-based microservices Build AI agents and workflows Integrate models into production systems Work on multiple client projects Lead delivery on some engagements Review code … mentor engineers Requirements: At least 3 years enterprise experience Proficiency in LLM integration into applications, deployment and product ionisation Proficiency with python Having built microservices If you are interested in this or other AI Engineering positions, please contact Gilad Sabari @ gilad.sabari@xcede.com ...

working as an AI Engineer with experience integrating LLMs into applications. You will: Design and develop applications powered by LLMs Build Python-based microservices Create AI agents and automated workflows Deploy and integrate models into production environments Contribute across multiple client engagements Take ownership of delivery on selected projects Support … reviews and mentor other engineers Requirements: At least 3 years of enterprise experience Experience integrating LLMs into applications, including deployment and product ionisation Strong Python skills Experience building microservices If you are interested in this or other AI Engineering positions, please contact Gilad Sabari @ gilad.sabari@xcede.com ...

Head of Analytics Engineering Central London | Hybrid Up to £120k dbt, Python, Airflow, Looker, SQL We’re partnered with a high-growth fintech company looking to hire a Head of Analytics Engineering to take ownership of a critical data platform that powers commercial performance and incentive models across Europe. These … 3+ years in Analytics Engineering or Data Engineering roles Leadership and mentoring experience Strong SQL and modern data stack experience (dbt preferred) Experience with Python and orchestration tools such as Airflow Experience building scalable data pipelines and data products Experience working closely with business stakeholders Drop me a message ...

with AI agents in the past, and are looking to help build out their product 0-1. You’ll build and scale the Python backend powering their AI agents - handling real-time calls, conversation routing, bookings, maintenance triage, and integrations with property management platforms. The role covers telephony/… involves core backend engineering: API integrations, data modeling, webhooks, and production infrastructure that makes the AI work reliably. 🛠️ Requirements Strong backend engineering experience in Python, Fast API, Node Experience designing and deploying API-first, event-driven architectures. Intuitive understanding of how to build systems that scale Experience building and shipping ...

Senior Data Engineer | Data Engineer | Python | ETL | Data Modelling | Machine Learning | 2 days a week in London | £65,000 + 15% bonus I am currently working with a brilliant consultancy with deep expertise in their field of Data and Cyber Security solutions, predominantly with Central Government organisations but they also … communicate clearly with them the solution you have found, this combined with strong Data Management, ETL, modelling, & ML skills. Key Skills Good knowledge of Python and the supporting machine learning tools a benefit Happy in a client facing capacity and able to relay complex solutions simply to the clients needs ...

with significant long term growth planned. The Role • Implement AI agent solutions designed by the architecture team. • Build and deploy production grade models using Python, ML and NLP techniques. • Work with modern LLMs including GPT, Llama, Claude and Mistral. • Contribute to solution development while learning best practice from senior engineers … Collaborate closely with client facing teams and technical leads as part of a multidisciplinary delivery function. Your Skills and Experience • Strong practical experience with Python for machine learning or NLP. • Hands on exposure to modern LLMs and ability to work with models such as GPT, Llama, Claude or Mistral. • Understanding ...

investment banking, helping turn market foresight into actionable intelligence. Key responsibilities • Design and deploy RAG pipelines, agentic workflows and LLM-based intelligence modules • Build Python-based AI components, APIs and microservices • Own evaluation frameworks, observability, guardrails and model governance • Integrate AI systems into production environments and enterprise workflows • Work closely …/external engineers • Translate financial-services use cases into practical AI features Key details • Working model: Hybrid (3 days/week, Central London) • Tech: Python, LLMs, RAG, agentic systems, vector stores, cloud • Visa: Cannot sponsor Interested? Please apply below. ...

ship features end-to-end: from problem framing through to production. The stack is Next.js/React on the front, FastAPI/Python on the back, PostgreSQL/Supabase for data, deployed on Vercel/AWS. Day-to-day looks like: Designing and building core platform features (email automation, lead … built and shipped products, not just features. You can point to something real. You're strong across the stack but especially deep in Python/FastAPI and React/Next.js. You've worked with LLMs in production - prompt engineering, evals, handling non-determinism. Not just tutorials. You have taste. ...