1,954,028+ Full Stack Engineer Python Javascript Jobs in UK — Top Companies Hiring June 2026

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Senior AI Solutions Engineer Python, FastAPI, Azure

A leading legal and professional services group in Birmingham is seeking an experienced AI Developer to design and deploy AI-powered applications. The role involves building scalable AI services using Python, FastAPI, and LLM APIs, along with deployment in Azure. The ideal candidate should have strong skills in ...

Python Engineer — AI Forecasting & Modelling (Energy Markets)

Modo Energy is building AI-powered tools for understanding global energy markets — combining large-scale data, forecasting models, and LLM systems into high-performance interfaces engineers and analysts use every day. We're hiring a backend Python Engineer to join the Modelling team — the brains beh ...

Python Engineer up to £60,000 + Bonus Hybrid

Python Engineer Salary: Up to £60,000 + Bonus + Benefits Location: Belfast - Hybrid (2-3 days per week onsite) Working Hours: 40 hours per week - Full time Job Type: Permanent A globally establishe ...

Senior Python Backend Engineer – Microservices & CI/CD

Python Engineer Salary: Up to £60,000 + Bonus + Benefits Location: Belfast - Hybrid (2-3 days per week onsite) Working Hours: 40 hours per week - Full time Job Type: Permanent A globally establishe ...

Python Software Engineer for Argo Data QC

A leading oceanographic research center in the UK is seeking a Software Developer with strong Python skills for a 12-month project. The role involves developing a quality-control tool for Argo float data based on MATLAB code. Ideal candidates should have good communication and teamwork skills. This position offe ...

Lead App Engineer Java, Python, Angular & Microservices

Job Role: Application Engineering Lead (Java, Python, Angular, Microservices and Adobe ) Location: Manchester, UK About the Job you are considering: We are seeking experienced Application Engineering Lead (Java, Python, Angular, Microservices and Adobe ) </st ...

Senior Python Backend Engineer: APIs, Cloud & Data

A technology consulting firm is looking for a Senior Python developer to enhance applications for investor portfolio management. You will collaborate with business analysts and developers, focusing on designing production APIs, improving system efficiency, and employing cloud-native solutions. The ideal candidat ...

Python Platform Engineer: Central Automation & Data Orchestration

Barlowe LLP in London is seeking an experienced Python Platform Engineer to aid in the development of a central automation and reporting platform. This senior individual-contributor position involves daily coding and requires collaboration with a team of skilled developers. The ideal candidate will hav ...

Senior Backend Engineer (Python, APIs) Mentor & Scale

Stars Arena is seeking a Senior Backend Engineer in London, United Kingdom. The role requires expertise in Python and APIs, along with the ability to mentor team members. As a full-time position, the candidate must take ownership of projects and understand data management and infrastructure. This oppor ...

Senior Python Backend Engineer: Async, Docker Microservices

A technology consulting firm is seeking a seasoned Senior Python Developer with 5-8 years of experience. The ideal candidate will excel at back-end architecture design, have superb Python and debugging skills, and demonstrate strong communication abilities. This role allows for remote work in Europe and is contr ...

Python Web Scraping Engineer Fully Remote GBP70k

Python Web Scraping Engineer - Fully Remote - £70k Please note: to be eligible for this role you must be UK‑based with the unrestricted right to work in the UK. This organisation does not offer sponsorship. My client is hiring a Senior Python Scraping Engineer to design, build, and operate ...

Junior Quant Trading Systems Engineer (Python/Go)

Golang Works is seeking a Junior Systems Engineer focused on quant trading in London. The role requires expertise in Linux and Windows systems, as well as scripting with PowerShell and Python. Applicants should demonstrate strong customer support skills, including clear communication and empathy. This is a full- ...

Senior ML Engineer — High Performance Python & HPC

A technology company in the United Kingdom is seeking a Machine Learning Engineer to join their modeling engineering team. The role involves converting trading models into production systems, designing necessary tooling, and supporting strategy research and development. The ideal candidate will have a strong fou ...

Hybrid Backend Engineer – Java Spring Boot & Python

Methods Business and Digital Technology is seeking a Back-end Developer specializing in Java Spring Boot and Python. This permanent hybrid role requires three days on-site in London. You will lead the migration of core architecture to a cloud-native landscape and design technical connectors for global channels. ...

UAV Software Engineer (C++, Python, MATLAB) — Hybrid

MacStaff is seeking a Software Engineer to design and develop software solutions for UAV and drone projects in Swindon, Wiltshire. You will work collaboratively in a multidisciplinary engineering team while drawing on your expertise in C++, Python, and MATLAB. The ideal candidate will have experience in flight c ...

Senior Python Software Engineer, Finance Data Optimization

LSEG is seeking a mid-level software engineer to join the Optimisation CoreTech Strats team in London. You will contribute to building systems that power large-scale optimisation runs for global financial institutions and collaborate with colleagues to enhance infrastructure and applications. The ideal ...

Embedded UI Engineer C++/Python Tooling & CI

A leading streaming platform in Cambridge is seeking a Software Engineer for UI Infrastructure. You will contribute to the embedded UI framework development and ensure high-quality software performance. This role involves building tooling, developing pipelines, and writing C++ code. Candidates should have strong ...

Lead Python Engineer – Data Driven, Scalable Systems

A leading insurance company in Greater London is seeking a Technical Lead - Python to guide a talented engineering team and drive technical excellence. This hands-on role requires solid Python skills, experience with SQL, and the ability to communicate complex ideas clearly. The ideal candidate will shape the te ...

DV Cleared Data Engineer | Palantir & Python Specialist

Searchability NS&D is seeking a Security Cleared Data Engineer to join their technical team in Central London. This role involves designing and delivering robust data solutions for sensitive programmes in a regulated environment. The ideal candidate will have proven experience, advanced skills in Pytho ...

Cloud Powered Python Engineer for Scalable Solutions

A leading tech firm is hiring a Software Engineer to develop and release improvements to Ubuntu on public clouds. The role requires strong Python skills, extensive experience with Linux, and a passion for open source. Collaborating with a distributed team, you will write high quality code, debug issues, and enga ...

Backend Engineer FinTech Data Platform (Python/AWS)

A financial technology company in Greater London is seeking a Python Backend Developer to lead technical projects, mentor junior developers, and develop backend services for their platform. This role involves working with Python, Flask, FastAPI, SQL, and AWS technologies. The ideal candidate will have strong col ...

Senior Python Engineer – Global FinTech Backend (Hybrid)

Grid Dynamics Holdings is looking for experienced engineers in the Greater London area. The successful candidate will be primarily a Python developer with a strong background in developing global-scale software systems for financial institutions. Responsibilities include building complex systems, developing back ...

Front Office Commodities Tech Engineer (Python/Athena)

A leading global financial services firm is seeking a Front Office Software Engineer to enhance and deliver technology products for Precious Metals and Agriculture trading. The successful candidate will design and maintain trading applications, collaborate with diverse teams, and apply deep technical expertise. ...

Senior Backend Engineer (Python/Django) – Hybrid London

Preply is seeking a Senior Engineer to join their Engineering Team in London. In this hybrid role, you will develop Python/Django backend features and collaborate with cross-functional teams to deliver top-notch products. Your expertise will guide decision-making towards the adoption of best practices in prod ...

Senior Python Backend Engineer – Climate Tech (FastAPI)

Victrays is seeking a highly motivated Backend Python Engineer to scale our product and infrastructure. This role involves designing robust backend services and collaborating with engineers to deliver quality customer experiences. The ideal candidate has 4+ years of experience, strong knowledge of Pyth ...

Graduate Python Engineer Build Scalable APIs & Pipelines

Revolut Ltd is seeking recent graduates for the Graduate Programme 2027: Software Engineer (Python). Successful candidates will develop scalable systems, create data pipelines, and build APIs within a fast-paced, diverse team environment. Candidates should have a relevant degree and strong problem-solving ski ...

Hybrid Python + React Engineer Backend & IoT Platform

A leading technology company specializing in the utilities sector is seeking a Mid-Level Software Engineer proficient in Python and React. The role involves developing scalable backend services and collaborating on complex projects related to IoT and distributed systems. This position offers a hybrid work patter ...

Remote Cloud Python Engineer for Ubuntu Images

A leading tech firm is hiring a Software Engineer to improve Ubuntu on public clouds. The role involves developing, testing, and releasing updates while ensuring high quality and stability. Ideal candidates will excel in Python, have a strong background in Linux systems, and be passionate about open source. This ...

Lead Python AI/ML Cloud Engineer (AWS)

TwinThread in Greater London is seeking a Lead Software Engineer with strong expertise in AWS and Python. In this role, you will collaborate with Data Scientists to develop cloud-based frameworks for machine learning models, ensuring production readiness and compliance with software development best practices ...

Senior Embedded Security Software Engineer (C/Python)

A security solutions company in Cambridge seeks a Senior Software Developer skilled in C and Python for embedded systems. Responsibilities include designing and testing next-gen cryptographic Hardware Security Modules. Candidates should have a degree in a relevant field and experience in Linux environments. This ...

Backend Engineer for AI Platform | Python & AWS

A technology-driven startup in London is looking for a Software Engineer to build shared platform layers for AI solutions. You will utilize your extensive Python experience to create frameworks and APIs that enhance productivity across product teams. The role is hybrid, requiring part-time office presence, and o ...

Senior Backend Engineer Python/Django (Hybrid UK)

A tech-driven finance company is seeking a Senior Back End Engineer to enhance systems that support its German operations. You will design and build backend services, automate workflows, and influence system architecture as part of a collaborative engineering team. The ideal candidate has extensive experience in ...

Senior Python Backend Engineer | Hybrid, APIs & Growth

A dynamic tech scale-up in England is looking for Mid and Senior Python Developers to join its back-end team. You will implement scalable solutions, design REST APIs, and ensure code quality in a collaborative setting. This full-time role offers a competitive salary of £60,000 - £80,000, hybrid working options, ...

Senior Backend Engineer — Python Microservices (FastAPI) London

A leading Insurtech company in London is seeking a motivated Senior Backend Engineer to build and scale their insurance platform. The role focuses on developing Python microservices using FastAPI and collaborating in a high-performing team. The ideal candidate has strong expertise in Python development, microser ...

Gen AI Python Engineer — Build Smarter Apps

A leading global bank is seeking a Vice President to join their team in Belfast for building next-generation AI systems. This hands-on engineering role focuses on developing production-grade applications primarily in Python and contributing to architecture and coding standards. Candidates should have strong soft ...

Senior Backend Engineer — Python/Django (Remote UK)

Kraken Technologies UK is seeking a Backend Developer to build and maintain its cloud-native platform. The role focuses on Python and Django development, domain modelling, and processing large volumes of utility data within AWS. The successful candidate will solve design challenges, process meter readi ...

Python Engineer for Pension Tech Platforms (IntelliPen)

Procentia is seeking a Software Engineer in Bristol to join our Engineering Department. You'll design and maintain pension administration tools, while working on IntelliPen and new platforms. Ideal candidates will have experience in Python and React, alongside skills in Agile methodologies. We offer a ...

Financial Backend Engineer (Rust/Python) on AWS

A financial technology firm in London is seeking a financial software engineer to join their back-end team. This role involves designing and implementing systems for their award-winning platform. Candidates should have strong programming skills in Rust and Python, a degree in a relevant field, and an interest in ...

Software Engineer III: Python, Cloud, Data & AIML

J.P. MORGAN is offering an exciting opportunity for a Software Engineer III in Glasgow. This position involves working with Cloud-native data, backend engineering, and contributing to AI/ML models. You will engage in complex system designs, produce secure code, and work on innovative data solutions. Th ...

Software Engineer — Java, Python, React | Flexible + EOT

Sanderson Government & Defence is seeking a versatile Software Engineer in Cheltenham with strong experience in Java, Python, React, and MongoDB. You will contribute to high-quality software solutions while ensuring code quality and collaborating with a modern engineering team. This position offers fle ...

Senior Python Backend Engineer – Drive Horizon Features

A financial technology company in Greater London is seeking a Python Software Engineer to join their Client Success Team. This role involves delivering high-impact features for the Validus Horizon platform, collaborating with stakeholders, and leading initiatives. The ideal candidate has 3-5 years of software de ...

Open Source Quantum Software Engineer (Deltakit, Python)

Riverlane Ltd in Cambridge is seeking a passionate Software Engineer to advance their mission in fault-tolerant quantum computing. You will develop Deltakit, their innovative software platform, and work collaboratively with experts from various fields. This role offers a supportive environment for prof ...

Trading Systems Engineer (Python/.NET/Angular + Databricks)

NextWave Consulting Ltd is seeking a Buy-Side Trading Systems Developer to support their investment management transformation. The role involves designing, building, and integrating systems while collaborating with traders and technology stakeholders to enhance operational visibility and data quality. ...

AWS Cloud Engineer | Terraform & Python | Growth & Impact

A leading IT service provider in Hull and East Yorkshire is seeking an experienced Cloud Engineer with a strong background in AWS. This role involves managing and supporting AWS enterprise environments, with an emphasis on security and operational excellence. The ideal candidate will have proficiency in Terrafor ...

Data Engineer Databricks, SQL & Python | Newcastle Onsite

A start-up investment management firm in Newcastle upon Tyne is seeking a Data Engineer to develop and optimize data pipelines and platforms. The successful candidate will have strong skills in Databricks, SQL, Spark, and Python to deliver efficient data solutions. This role offers a competitive package with a s ...

Senior Backend Engineer | Python, Microservices, Event Driven

Java Script Works is seeking a Backend Software Developer located in Didcot, United Kingdom. The role requires a minimum of 5 years of experience in backend software development with a focus on Python, including microservices architecture and event-driven systems. Experience in Linux environments and f ...

Lead ML Platform Engineer Hybrid (Django/Python)

We’reKingfisher, A team made up of over 74,000 passionate people who bring Kingfisher - and all our other brands: B&Q, Screwfix, Brico Depot, Castorama andKoctasto life.Guided by our purposeBetter Homes. Better Lives. For Everyone.We believe a better world starts with better homes, and we work every day to ...

Senior Python Data Engineer — AdTech & Data Platforms

GroupM is seeking an experienced professional focused on developing and operating data-oriented solutions. Candidates should possess proven experience in AdTech technology, with strong expertise in Python and proficiency in SQL. Familiarity with tools and technologies including Airflow, Kafka, Snowflake, BigQuer ...

Senior Python Backend Engineer Hybrid Leeds Contract

Advanced Resource Managers Ltd is looking for a Senior Backend Python Developer for a 6-month contract based in Leeds with hybrid working (3 days onsite). The role requires strong Python skills, experience in REST API development, and familiarity with cloud infrastructure. You will build and maintain b ...

Hybrid London Python Software Engineer (Data Pipelines)

The Emerald Group Ltd, Search and Selection is seeking a mid-level Software Engineer for a hybrid role in London. You'll be developing a SaaS platform for non-life insurance business, primarily focusing on Python development. Responsibilities include managing performance for large datasets, utilizing Azure PaaS ...

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    Full Stack Engineer Python Javascript Jobs in United Kingdom Job Search Guide, Trends and Insights