170,663+ Lead Python Backend Engineer Processing Observability Jobs in London, UK — Local Employers Hiring June 2026

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Lead Python Backend Engineer Processing & Observability

A leading technology firm is seeking a skilled software developer to enhance their data orchestration pipeline using Python. Join the Data Intelligence Team to work on AI features, develop observability for ML applications, and mentor peers. The role offers remote flexibility, a supportive work environment, and ...

Lead Backend Engineer, Python Microservices

Lead Engineer, Back End, Agentic intelligence London, UnitedKingdom Posted 12 months ago Tech stack ecosystem Backend Python Job Opportunity at Choreograph: Back-End Engineer Choreograph is seeking an experienced and forward-thinking Back-En ...

Backend Engineer (Python)

Description London, UK Hybrid (3 days in our Paddington HQ: Mon, Tue, Fri) Stack: Python, Flask, SQLAlchemy, MySQL, AWS (React on the frontend) In 2018 we set out to solve a problem millions of people faced: not just struggling with their skin, but struggling to navigate skincare at all. We combined dermatology, ...

Backend Engineer (Python)

London, UK · Hybrid (3 days in our Paddington HQ: Mon, Tue, Fri) · Stack: Python, Flask, SQLAlchemy, MySQL, AWS (React on the frontend)In 2018 we set out to solve a problem millions of people faced: not just struggling with their skin, but struggling to navigate skincare at all. We combined dermatology ...

Backend Engineer (Python)

London, UK · Hybrid (3 days in our Paddington HQ: Mon, Tue, Fri) · Stack: Python, Flask, SQLAlchemy, MySQL, AWS (React on the frontend) In 2018 we set out to solve a problem millions of people faced: not just struggling with their skin, but struggling to navigate skincare at all. We combined dermat ...

Backend Engineer (Python)

London, UK · Hybrid (3 days in our Paddington HQ: Mon, Tue, Fri) · Stack: Python, Flask, SQLAlchemy, MySQL, AWS (React on the frontend) In 2018 we set out to solve a problem millions of people faced: not just struggling with their skin, but struggling to navigate skincare at all. We combined dermat ...

Lead Backend Engineer Python, FastAPI & Cloud

Kallikor is seeking a key player to shape the future of their engineering teams in Greater London. This role involves leading a solution team, mentoring junior engineers, and driving technical innovation in their products. The ideal candidate has strong Python proficiency, experience with FastAPI and P ...

Backend Software Engineer (Python)

Interested in being part of a growing, specialised team developing an award-winning SaaS analytics platform used to assess over £200bn of non-life insurance business? This is a mid to senior level software engineering role focused heavily on production-grade Python development. This ...

Backend Software Engineer (Python)

Interested in being part of a growing, specialised team developing an award-winning SaaS analytics platform used to assess over £200bn of non-life insurance business? This is a mid to senior level software engineering role focused heavily on production-grade Python development. This ...

Backend Software Engineer (Python)

Interested in being part of a growing, specialised team developing an award-winning SaaS analytics platform used to assess over £200bn of non-life insurance business? This is a mid to senior level software engineering role focused heavily on production-grade Python development. This ...

Backend Software Engineer (Python)

Join a team developing a SaaS platform used to assess over £200bn of non-life insurance business. This is a mid-level software engineering role focused on production-grade Python development rather than research or one-off analysis. Hybrid role based in London (2 days per week in office) You will w ...

Backend Software Engineer Python

Backend Software Engineer - Python Location: London (in-office 4 days per week, non-negotiable) Type: Full-time Reports to: Head of Engineering Salary: £90,000-£105,000 + benefits Are you a Senior Backend Engineer who thrives o ...

Junior Python Backend Engineer

Job Overview Information Tech Consultants Ltd (ITC) is an IT management and consulting firm based in Central London. We are looking for a Junior Python Developer to join our development team. The candidate will be responsible for writing clean and efficient Python code, developing backend applica ...

Software Engineer (Python Backend)

About Nevis Nevis is building the world’s first AI wealth management platform. We are building the system financial advisors will run on for the next decade. Our AI completes work, automates workflows end to end, and frees advisors to spend more time with clients. In the future, every wea ...

Backend Software Engineer – Python

A fantastic opportunity has opened for an experienced Backend Engineer to join an innovative technology company in London developing the next generation of intelligent software platforms. This Python focused Software Engineer role offers the chance to work on complex, large-scale systems that connec ...

Backend Software Engineer (Python)

Interested in being part of a growing, specialised team developing an award-winning SaaS analytics platform used to assess over £200bn of non-life insurance business? This is a mid to senior level software engineering role focused heavily on production-grade Python development. This ...

AI Observability Engineer — Backend & ML Pipelines

C0050 LiveRamp UK Limited is seeking an AI Software Engineer for a six-month fixed-term contract. You will be pivotal in developing intelligent observability systems by combining backend engineering and applied AI to enhance data reliability across LiveRamp's data pipelines. The ideal candidate will ha ...

Rust Kernel Engineer – Scalable Backend & Observability

hyperexponential is looking for a Software Engineer for the Kernel Team to design and deliver features for their AI-powered platform. The role involves enhancing a modular architecture and building automated tests for complex execution scenarios. Candidates should be experienced in backend systems development us ...

Senior Python Engineer Internal Tools & Observability

A leading Fintech company in London seeks a Software Engineer to join their technology team. This role involves designing scalable Python-based tools and enhancing internal platforms that support high availability and reliability. Required skills include expertise in Python, Linux systems, and observability tool ...

Remote Lead Backend Engineer, Distributed Systems (Python)

Partnerize is seeking a Lead Backend Engineer, specializing in Python, for a remote position focused on designing and building scalable backend systems. The role emphasizes strong technical leadership, collaboration across teams, and a commitment to clean, maintainable solutions. Ideal candidates will ...

Lead Python Backend Engineer — Digital Twin Platform

Kallikor, based in Greater London, is looking for a skilled Backend Engineer to join their team. This role focuses on leading the design and delivery of scalable services that empower our digital twin and enterprise insights platform. The ideal candidate will have a strong proficiency in Python and a p ...

Lead Python Backend Engineer for Climate Tech

trg.recruitment is hiring a Lead Backend Engineer to lead a small squad and own the technical direction in a climate-tech non-profit. This role is focused on developing scalable backend services using Python and FastAPI, tackling complex mathematical optimization challenges. With 7+ years of experience, you'll m ...

Lead Python API Engineer — Backend Leadership (Hybrid)

Client Server is seeking a Lead Software Engineer/Developer in London to lead a talented tech team while delivering new features to their core banking platform. This role offers a hybrid working model, allowing work from home twice a week. The ideal candidate will have extensive Python experience, stro ...

Senior Backend Software Engineer (Python)

Senior Backend Software Engineer (Python) at NLPatentNLPatent is seeking a highly skilled Senior Backend Software Engineer with expertise in Python to join our dynamic and growing team. In this role, you will play a critical part in designing, building, and maintaining scalable backend ...

Senior Backend Software Engineer (Python)

Senior Backend Software Engineer (Python) at NLPatentNLPatent is seeking a highly skilled Senior Backend Software Engineer with expertise in Python to join our dynamic and growing team. In this role, you will play a critical part in designing, building, and maintaining scalable backend ...

Mid Backend Software Engineer Python

About ZepzZepz is the group powering two leading global remittance brands: WorldRemit and Sendwave. Since 2010, we have been disrupting an industry previously dominated by offline legacy players with our relentless focus on reducing the cost of remittances and increasing safety and ...

Python Backend Engineer — Hybrid/Remote

A leading tech firm in London seeks a skilled Python Developer to join their talented development team. The role involves writing clean, efficient, and reusable Python code for web applications and API development. Candidates should have experience with Django or Flask, strong knowledge of object-oriented progra ...

Python Backend Engineer – Hybrid (London)

A leading specialist insurer in the UK seeks a Python Developer to grow the engineering team. The ideal candidate will focus on building maintainable backend services and APIs, collaborate with Product Owners, and contribute to CI/CD practices using Azure DevOps. This role offers opportunities for continuous imp ...

Founding Backend Engineer — Python/Django

A leading renewable energy company in London is seeking a passionate backend developer to join their founding team. You will be involved in greenfield projects and have the opportunity to build scalable software solutions. Ideal candidates should have experience with Python/Django and a desire to work in a colla ...

Backend Engineer, Platform & Integrations — Python

A Series A startup in Greater London is seeking Backend Engineers to design and build robust platform systems in Python and TypeScript. The role involves developing integrations, owning projects end-to-end, and collaborating with a high-caliber team. Ideal candidates will have strong experience in software engin ...

Senior Backend Engineer — TypeScript & Python

Java Script Works is looking for a Senior Software Engineer (Backend) based in London, UK. The role focuses on managing the backend with technologies like TypeScript, Express, and Python while working with Neo4j for database management. A competitive salary range of £100K - £140K is offered for this full-time ...

Backend Engineer Python/Django, Remote

A leading technology company in Greater London is seeking a Backend-focused Software Engineer who will design and improve software solutions for the hospitality industry. The ideal candidate has a Bachelor's in Computer Science and 3+ years of experience, particularly in Python and web applications. This role of ...

Senior Backend Software Engineer (Python)

Senior Backend Software Engineer (Python) at NLPatent NLPatent is seeking a highly skilled Senior Backend Software Engineer with expertise in Python to join our dynamic and growing team. In this role, you will play a critical part in designing, building, and maintaining scalable backend systems t ...

Python Backend Developer

At Mustard Systems, we leverage statistical modeling to dive into sports events and help us make informed predictions about future outcomes. By utilising our unique datasets, advanced statistical models, and custom-built software, we strive to accurately forecast sports results.We value quick de ...

Python Backend Developer

At Mustard Systems, we leverage statistical modeling to dive into sports events and help us make informed predictions about future outcomes. By utilising our unique datasets, advanced statistical models, and custom-built software, we strive to accurately forecast sports results.We value quick de ...

Python Backend Developer

Job Title: Python Backend Developer Job Type: Contract Job Location: London , UK Job Description: Python Backend Developer: We need a senior developer with extensive knowledge on building scalable python ...

Backend Python Developer

We are working with a unique company that helps businesses automate regulatory compliance in the financial industry.The company is at the cusp of the growth where they have registered incredible growth in the last 5 years and looking for a dynamic Backend Engineer who can help them solve interestin ...

Python Backend Developer

Join to apply for the Python Backend Developer role at Falcon Smart IT (FalconSmartIT) . We are seeking a senior developer with extensive experience in building scalable Python backend solutions. The ideal candidate should be proficient in supporting dozens of concurr ...

Python Backend Developer

At Mustard Systems, we leverage statistical modeling to dive into sports events and help us make informed predictions about future outcomes. By utilising our unique datasets, advanced statistical models, and custom-built software, we strive to accurately forecast sports results. We value quick deli ...

Python Backend Developer

Join to apply for the Python Backend Developer role at Falcon Smart IT (FalconSmartIT) . We are seeking a senior developer with extensive experience in building scalable Python backend solutions. The ideal candidate should be proficient in supporting dozens of concurr ...

Lead Platform Observability Engineer

JPMorgan Chase seeks a Lead Software Engineer in Greater London to enhance developer experience through scalable observability tools. In this role, you'll work with cross-functional teams to design solutions for cloud-native microservices, driving the adoption of OpenTelemetry standards. The position r ...

Lead Cloud Observability Engineer

J.P. MORGAN is looking for a Lead Software Engineer within the International Consumer Bank to design and operate observability capabilities across cloud-native microservices. You'll work closely with product and development teams to create cutting-edge solutions that enhance the developer experience. T ...

Software Engineer (100% Backend, Python & AWS)

Software Engineer (Backend, Python & AWS) – Travtus London (Hybrid – 3 days/week in Farringdon office) • Full-time • Salary: £60,000-£80,000 Job Summary We’re building the next generation of AI products in Multifamily real‑estate. We need a backend engineer to architect reusable ...

Backend Engineer II Java/Spring, Scale & Observability

Tesco UK is seeking a Software Development Engineer II to join their Lists and Substitutions Team. You will develop backend APIs using Java and Spring Boot and contribute to enriching customer shopping experiences. This role offers a collaborative environment with opportunities for growth in backend engineeri ...

Senior Python Engineer Real Time Data & Observability

A software company in London seeks a Senior Developer to enhance their engineering team. This role centers on building data integrations, developing low-latency feeds, and ensuring system reliability. Ideal candidates have a strong background in Python and experience with web-scraping techniques. Applicants shou ...

Senior Python Engineer Real Time Data & Observability

A software company in London seeks a Senior Developer to enhance their engineering team. This role centers on building data integrations, developing low-latency feeds, and ensuring system reliability. Ideal candidates have a strong background in Python and experience with web-scraping techniques. Applicants shou ...

Senior Python Backend Engineer Lead Tech & Crypto Equity

LinuxRecruit in Greater London is seeking a Software Engineer for back-end development to drive team innovation in telecommunications. You will design and scale backend systems, utilizing your expertise in Python and frameworks suitable for diverse technical challenges. This role offers autonomy over technical d ...

Lead Backend Developer Python Java AWS

21 hours ago Be among the first 25 applicants This range is provided by Client Server. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Client Server Tech Recruiter - Software ...

Senior Python Backend Architect Lead & Mentor

An established technology firm is seeking a talented Senior Software Engineer in London. You will develop and maintain high-performance applications while mentoring junior engineers. The ideal candidate has 6–11 years of Python experience, is well-versed in Django or Flask, and has strong skills in building REST ...

Lead Backend Developer Python Java AWS

21 hours ago Be among the first 25 applicants This range is provided by Client Server. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Client Server Tech Recruiter - Software ...

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    Lead Python Backend Engineer Processing Observability Jobs in London Job Search Guide, Trends and Insights