Senior Fullstack Engineer Java Python Jobs in UK

Professional job seekers finding United Kingdom jobs through Expertini
750,000+ professionals on Expertini 750,000+ Candidates
Join our global community
Expertini Penguin Mascot Resume Score™
Resume Score™ Instantly
Upload Your CV
Quick 30-second process

Apply Today & Jumpstart Your Career on Expertini, Trusted Since 2008.

Reset

Create Job Alert

 
   
Reset

Backend Software Engineer Python FastAPI SQL

Backend Software Engineer / Developer (Python FastAPI SQL) London to £95k Are you a data centric Backend Software Engineer with strong Python, SQL and FastAPI skills? You could be progressing your career in a senior, hands‑on role at a fast growing, global Insurance Underwriting technolog ...

Software Engineer II Python AI ML

You're ready to gain the skills and experience needed to grow within your role and advance your career - and we have the perfect software engineering opportunity for you. As a Software Engineer II at JPMorganChase within AWM, you are part of an agile team that works to enhance, design, and deliver ...

Remote OpenSearch Data Infrastructure Engineer | Python

A leading tech firm is seeking to expand their OpenSearch team. This role involves collaborating with a distributed team, developing features using Python, and managing automation for search operations. Candidates should have hands-on experience in software development and an educational background in Computer S ...

Python Test Systems Engineer Production Automation

A global technology leader in Lisburn is seeking a Test System Software Engineer to enhance production test systems and maintain automated testing solutions. This role requires over 3 years of software development experience, particularly in Python, and a solid grasp of digital electronics. You will work closely ...

Software Engineer III – GenAI, Python, AWS

Market Risk Technology is responsible for providing JP Morgan's Risk Managers with the capability to assess the financial impact of various adverse market scenarios at a firm wide level. This capability covers calculations, scenario analysis, analytics, reporting and other tools and processes required to m ...

Lead Python Software Engineer (AWS & Microservices)

A leading global financial services firm is looking for a Python Lead Software Engineer to develop innovative technology solutions. You will be part of an agile team responsible for designing scalable products. Strong Python skills and experience with AWS are essential. The ideal candidate should have a proactiv ...

Python Software Engineer — Trading Platform & Tools

A diversified trading firm in London seeks a Python Software Engineer to join a new team enhancing tools for Traders and Quantitative Researchers. You’ll manage technology needs for proprietary systems, accelerate workflows, and collaborate on innovative solutions in a high-impact role. Ideal candidates possess ...

Python Engineer, Real Time Trading Platform

A financial trading firm based in Greater London is looking for a technology expert to manage their proprietary trading systems. The ideal candidate will have a Bachelor's or Master's degree in Computer Science and at least 3 years of experience in building live systems using Python. Strong technical and communi ...

UAV Autonomy Software Engineer (Python/C++)

A leading AI solutions company in Oxford seeks a UAV Autonomous Navigation Engineer to develop and test an innovative UAV copilot system. The ideal candidate will have experience with UAV autopilots, strong coding skills in Python and C++, and at least three years of commercial software development experience. Y ...

Backend Data Engineer — Python, SQL, DBT

A forward-thinking renewable energy startup in Greater London is seeking a Mid-Senior Level Backend Engineer to build and maintain scalable data pipelines. The ideal candidate will have over 3 years of experience, strong proficiency in Python and SQL, and hands-on experience with relational databases, specifical ...

Remote Backend SaaS Engineer — Python & API

A leading open source software company is looking for a talented software developer to create new features and improve the Landscape codebase. The role involves remote collaboration with a global team, committing to high-quality code and automated testing, and requires strong proficiency in Python and experience ...

Real Time Video Platform Engineer (Python)

A global video technology specialist in Reading is looking for a talented Software Engineer to enhance their video platform. You will collaborate with a diverse team to create innovative solutions impacting users worldwide. Applicants should have strong experience in Python, a background in distributed systems, ...

Python Data Platform Engineer — Hybrid London

A leading trading firm in London is looking for an experienced Python Software Engineer to join their team. This role focuses on designing and developing data and research platforms that support quantitative research. The candidate should possess strong Python skills, experience with distributed systems, and a d ...

Remote Backend SaaS Engineer — Python & APIs

A leading tech firm in the United Kingdom seeks a skilled developer to join their team. As a member of this innovative company, you'll collaborate virtually with talented colleagues while contributing to the development of high-quality code for open-source projects. This role requires proficiency in Python and e ...

Python Engineer – Quant Trading Infrastructure (Hybrid)

A leading quantitative investment fund is seeking a Python Software Engineer to join their engineering team in London. This role focuses on designing and building cutting-edge systems for data and trading infrastructure. With a requirement for 4+ years of experience, candidates will work with data science and qu ...

Python Engineer Front Office IT & Cloud

A leading trading company seeks a developer to support Traders and Analysts in a fast-paced environment. You will utilize your expertise in Python for building Web APIs and optimizing database performance. The role requires strong communication skills and experience with CI/CD processes, particularly in a Micros ...

Cryogenic IC Validation Engineer — DFT & Python

Universal Quantum is seeking an IC Validation Engineer to join their ASIC design group. The role involves evaluating cryogenic-compatible ASICs, improving DFT practices, and collaborating with design and hardware teams. Candidates should have 7+ years of experience, a degree in Electrical Engineering, and strong ...

Cloud Automation Engineer Python & Kubernetes Expert

Overview Principal Software Engineer, Nifty Gateway 108 E 16th Street, New York, NY 10003 Required Skills Experience with at least one major cloud provider (AWS, Azure, or GCP) is necessary. A solid understanding of scripting or programming for automation (e.g. ...

AWS CloudOps Engineer: Terraform, Python, Kubernetes

Skills Indepth knowledge and experience with AWS cloud platform. Proficiency in automation and scripting tools such as Terraform, Python , and Bash is a must, desirably Ansible. Strong understanding of containerization and orchestration tools like Docker and Kubernete ...

Modelling Python Engineer Energy Simulations, Oxford

A leading energy consultancy in Oxford is seeking a Modelling Software Developer to enhance their Python codebase for modelling software. The role involves collaboration, feature development, and improving developer experience in a hybrid work environment. Ideal candidates have 3+ years in software development a ...

Python Software Engineer – Hardware Certification Tools

A leading software company in the UK is seeking a Python Software Engineer to join their Certification team. The role involves developing test automation tools and hardware solutions, pushing forward Linux hardware testing capabilities. Ideal candidates should have a strong Python background and an interest in t ...

Python Software Engineer – Hardware Certification Tools

A leading international software company is seeking a Python Software Engineer to bolster their Certification team in Manchester. This role will focus on developing test automation tools for hardware certification, ensuring a quality experience for Linux users across devices. Candidates should possess strong Pyt ...

Remote Python Engineer Data Pipelines & ML

A rapidly growing technology firm in Greater London is looking for someone to design and build infrastructure for data pipelines while ensuring fault-tolerance and uptime. The ideal candidate will be fluent in Python and have expertise in distributed systems, along with a passion for coaching others in an intell ...

Global Market Data Engineer (C++/Python)

A global trading firm in Greater London is seeking a Market Data Developer to build and support a C++ technology stack for trading across various markets. In this role, you'll work with software engineers on full-stack development and collaborate closely with traders and quantitative researchers. Required qualif ...

Lead Software Engineer Python/Test Automation

Overview We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. As a Lead Software Engineer at JPMorganChase within the Commercial & Investment Bank, you are an integral part of an agile team that works to enhance, build, an ...

Software Engineer Travel Platform (Python/React)

A global travel management company is seeking a Software Engineer to work closely with the product team on building a next-generation platform. The role involves product development using Python/Django and/or React, integrating APIs, and system architecture design in an Agile environment. Ideal candidates will h ...

Python Backend Engineer — REST APIs & PostgreSQL

Strong proficiency in Python (e.g., Django, Flask, FastAPI) Hands-on experience with PostgreSQL , including performance tuning and indexing Solid understanding of SDLC methodologies (Agile, Scrum, or Waterfall) Experience designing and consuming RES ...

Python Software Engineer — ML Tooling & Infrastructure

A technology staffing firm is seeking a Software Engineer IV (Python) to build and maintain ML tooling and infrastructure in Cambridge. This hybrid role involves collaborating with research teams to create scalable ML pipelines and develop systems connecting compute clusters. Candidates should have over 4 years ...

ML Infrastructure Engineer — Python & ML Pipelines

A technology recruitment agency is seeking a Software Engineer/Developer (ML Infrastructure) for a 12-month contract in Cambridge, UK. The role involves designing and maintaining machine learning tooling in Python, supporting research teams, and improving infrastructure systems. Ideal candidates will possess 4+ ...

Trading Systems Engineer – Azure, Python, C++

A leading energy solutions provider located in Greater London is looking for skilled Trading Developers to create high-performance trading tools and automated processes. You’ll be instrumental in designing scalable, secure solutions that support complex analytical workflows. The ideal candidate will have a stron ...

Trading Python Engineer (FIX) – Hybrid UK

A leading IT consultancy in Birmingham is seeking a skilled Python Developer with expertise in trading systems and FIX protocol. The ideal candidate will have over 6 years of experience developing trading applications and optimizing algorithms. This full-time role offers a hybrid work schedule, comprehensive ben ...

Hybrid Data Engineer: Python & Data Science

A leading defense and aerospace company in London is looking for a Software Engineer. This role involves implementing various data manipulation methodologies and requires strong coding skills, particularly in Python. The ideal candidate should have a background in computer science and a solid understanding of da ...

Remote Backend SaaS Engineer — Python & APIs

A leading software company is looking for a Software Developer (Backend SaaS) to work remotely in the Americas region. This position involves collaborating with a distributed team to develop and maintain features for Landscape, a management tool for Ubuntu. The ideal candidate is passionate about technology and ...

Security Driven Systems Engineer (Python/Go)

A financial technology firm in London seeks an Experienced Software Engineer focusing on Security to enhance tools and systems for secure machine provisioning. This role requires strong Python skills, Linux experience, and the ability to tackle security challenges. The successful candidate will build tools to au ...

Lead Software Engineer – Python, AIML, Cloud

J.P.MorganChase is seeking a Lead Software Engineer with expertise in AWS and Python, and a passion for Machine Learning, to help engineer and deploy innovative ML solutions into production. You will collaborate with the Applied AI/ML group and technology teams across the firm, contributing to both new and ...

Lead Python Front Office Quant Engineer

A leading financial services firm in London seeks a Lead Software Engineer specializing in Python for its Global Equity Derivatives Technology team. The role involves collaborating with quants and traders to develop trading applications and APIs, in a dynamic team-oriented environment. Candidates should have for ...

Lead Software Engineer Python Vice President

We have an exciting opportunity to join an agile development team working on a top-tier Delta One platform that empowers the front office to create, manage, and report on equities-based baskets. You will collaborate with other skilled engineers worldwide and gain exposure to the entire portfolio management ...

Lead Software Engineer Python and React

Lead Software Engineer - Python and React Join to apply for the Lead Software Engineer - Python and React role at JPMorganChase . Step into a high-growth environment where your expertise in AI/ML and AWS will help shape and deliver game-changing business outcomes. A ...

Software Engineer III – GenAI, Python, AWS

Market Risk Technology is responsible for providing JP Morgan's Risk Managers with the capability to assess the financial impact of various adverse market scenarios at a firm wide level. This capability covers calculations, scenario analysis, analytics, reporting and other tools and processes required to m ...

GIS Data Engineer: Cloud Pipelines & Python

A leading data analytics company in Edinburgh is seeking a GIS Developer to join their client solutions team. The job entails developing GIS pipelines using Python, working on cloud-based solutions, and delivering high-quality code in an agile environment. Ideal candidates should have strong experience in Python ...

Full Stack Software Engineer (React, Python)

MCS Group are thrilled to be partnered with a rapidly growing and highly respected software business delivering industry-leading solutions for customers across the UK and Ireland. Founded in recent years, the company has scaled quickly into a trusted, product-led organisation, supporting thousands of users throu ...

AI Software Engineer (Python, ML) – Hybrid

A leading software firm is seeking a Software Engineer (AI) for its hybrid role based in Middlesbrough or Lisbon. The candidate will focus on software quality, development, and helping transition legacy products to modern web technologies. This position offers a collaborative work environment with a commitment t ...

Python Engineer Fintech SaaS (Hybrid, London)

A leading SaaS platform is seeking a passionate Python Engineer to join their dynamic team in London. The role involves designing and developing Python applications, collaborating with cross-functional teams, and contributing to the platform's architecture. Candidates should have strong Python skills and experie ...

Electronics Test Automation Engineer – Python Automation

A technology company based in Cambridge is seeking Electronics Test Automation Engineers to enhance their hardware testing capabilities. The ideal candidate will automate manual tests, develop robust Python scripts, and support hardware verification. Candidates should have strong programming skills, experience i ...

Software Engineer II Python AI ML

You’re ready to gain the skills and experience needed to grow within your role and advance your career — and we have the perfect software engineering opportunity for you. As a Software Engineer II at JPMorganChase within AWM, you are part of an agile team that works to enhance, design, and deliver ...

Software Engineer, Python, Global Delta One

Software Engineer, Python, Global Delta One London DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot to ca ...

Front Office Python Engineer – Trading Platform

A diversified trading firm in London is seeking a Software Engineer with strong Python skills to join an established multi-asset trading team. This role involves improving existing code and developing new tools while collaborating directly with traders and quantitative researchers. The ideal candidate has at lea ...

Software Engineer II Python AI ML

You’re ready to gain the skills and experience needed to grow within your role and advance your career — and we have the perfect software engineering opportunity for you. As a Software Engineer II at JPMorganChase within AWM, you are part of an agile team that works to enhance, design, and deliver ...

Quantum Computing Software Engineer|Python & Instrumentation

A leading quantum computing startup in Greater London is seeking a skilled software developer to maintain and enhance their in-house software stack. This hybrid position requires strong Python skills and offers unique opportunities for professional growth in an innovative team. Ideal candidates will have a degre ...

Software Engineer, Python, Global Delta One

Software Engineer, Python, Global Delta One Job Location London Employment type Regular Department Technology Targeted Start Date Immediate DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional ...

🚀 Boost Your Hiring Chances with Our AI-Powered Tool-Kit

Stand out from thousands of applicants. Use our proven career tools to optimize your applications and land your dream job faster.

To-Do Planner

Organize your job search and personal tasks. All data is confidential.

Open Planner

Wellbeing Center

Access your confidential wellness report and resources to manage job search stress.

Check Wellbeing

Skill Coach

Plan your skill development with O*NET support to stay competitive in your field.

Start Coaching

Outfit Helper

Get AI-powered suggestions on what to wear for your next interview.

Find Outfit

Income Tax Calculator

Plan your finances with our calculator, updated for 2025 tax regulations.

Calculate Tax

Salary Benchmark

Get accurate, AI-supported salary trends to know your worth and negotiate better.

Check Salaries

Interview Practice

Practice for any interview with AI-enabled Q&A sessions. All data is private.

Start Practicing

Interview Predictor

Use our AI-supported tool to predict potential interview questions based on your resume.

Predict Questions

Interview Practice Timer

Use our mock interview trainer to perfect your answers under timed conditions.

Start Timer

Behavioral Mastery

Ace tricky behavioral interviews with our AI-powered practice module.

Master Answers

Question Journal

Confidentially record interview questions you were asked for future reference.

Open Journal

Interview Ace

A comprehensive tool to help you master every aspect of your interviews.

Become an Ace

Q&A Logs

Confidentially track your answers to common questions and refine them over time.

View Logs

Application Planner

Schedule and organize your job applications in one confidential planner.

Open Planner

Cover Letter Tool

Create perfect, tailored cover letters for each application with AI support.

Generate Letter

Resume Score

Get instant feedback on your resume with our NLP-supported analysis tool.

Check My Score

ATS Score

Check your resume's compatibility with Applicant Tracking Systems (ATS).

Check ATS Score

Application Analyzer

Use AI to analyze job descriptions and optimize your application materials.

Analyze Application

Career Visualizer

Confidentially plan and visualize your long-term career path and goals.

Visualize My Career

Offer Genius

Get intelligent insights and strategies to confidently negotiate job offers.

Negotiate Offers

JobFlow

Track your entire job search progress from application to offer with this intelligent tool.

Track My Flow

JobSense

Our intelligent matching engine that provides smart job recommendations.

Get Smart Matches

Networking Toolkit

Tools to build and manage your professional connections. All data is confidential.

Build Network

Professional CV

A classic, O*NET supported template for corporate and professional roles.

Use This Template

Executive CV

A premium, O*NET supported template designed for senior and C-level positions.

Use This Template

Modern CV

A fresh, stylish, O*NET supported template perfect for tech and modern industries.

Use This Template

Creative CV

A visually distinct, O*NET supported template for design and artistic roles.

Use This Template

Minimalist CV

A clean, simple, O*NET supported template that focuses purely on content.

Use This Template

Europass CV

The standard European Union recommended format for wide compatibility.

Use This Template

Student CV

An institution-recommended template perfect for internships and first jobs.

Use This Template

Graduate CV

An institution-recommended template for recent graduates entering the workforce.

Use This Template

Academic CV

The researcher-recommended format for roles in academia and research.

Use This Template

Developer/IT CV

A tech-savvy recommended template to highlight your technical skills.

Use This Template

Skilled Worker CV

A trades-recommended template to showcase hands-on skills and experience.

Use This Template

Monochrome CV

A sleek, black-and-white, O*NET supported template for a professional look.

Use This Template

Art CV

An artist-recommended template that allows your creativity to shine.

Use This Template

Harvard CV

A researcher-recommended template based on the classic Harvard format.

Use This Template

Volunteer Research

Help us improve our platform by joining our community research program.

Join Research

Review Us

Share your experience with our tools to help other job seekers.

Share Experience

Register

Create your free account to save jobs, build your profile, and track applications.

Create Account

Login

Access your dashboard, manage applications, and continue your job search.

Access Your Account

Profile Builder

Create a comprehensive professional profile that attracts recruiters and showcases your skills.

Build Your Profile

View Profile

See your public profile exactly as employers will see it. Make sure it's perfect.

Preview Profile

Bookmarked Jobs

Keep track of all your saved job opportunities in one organized place.

View Saved Jobs

Your Reviews

View and manage all the company reviews you've submitted.

See Your Reviews

Following

Manage the list of companies you follow to stay updated on their new openings.

Manage Following

Find Companies

Discover and research top employers in your country and industry.

Discover Employers

Standalone CV Builder

Use our O*NET supported CV builder to create a professional resume from scratch.

Build Your CV

PDF to DOC (Beta)

Convert your PDF resumes or documents into editable Word (DOC) format.

Convert PDF

DOC to PDF (Beta)

Create universally compatible PDF documents from your Word (DOC) files.

Create PDF

General FAQ

Find answers to common questions about our job site and platform.

Read FAQ

Job Seekers FAQ

Get help and find answers to questions specifically for job seekers.

Get Help

Job Matching

Learn about the technology and algorithms behind how we match you to jobs.

Learn How

Personalized Matching

Discover how we use your profile and activity to provide customized job suggestions.

Learn More

Quick Apply

Understand our fast application process and how to make the most of it.

Learn More

Alert Frequency

Learn how to manage your job alert settings so you get the updates you want.

Manage Settings

Job Alerts Guide

A complete guide to understanding how job alerts work and how to use them effectively.

Read Guide

Resume Matching

Learn how our system matches your resume to job requirements.

Learn More

Ethical Branding

Read our guide to building a professional and ethical personal brand.

Read Guide

Candidate Visibility

Learn how to increase your visibility to recruiters on our platform.

Increase Visibility

Verified Badge

Find out how you can get a verified badge to build trust with employers.

Get Verified

AI ATS Technology

Learn about the advanced AI and ATS technology that powers our platform.

Learn More

ATS Ranking

Understand how Applicant Tracking Systems rank you as an applicant.

Learn More

Semantic Matching

Learn how our AI-powered semantic matching goes beyond keywords.

Learn More

    Senior Fullstack Engineer Java Python Jobs in United Kingdom Job Search Guide, Trends and Insights