244,468+ Fullstack Engineer Intern React Nextjs Python Jobs in UK — Top Companies Hiring July 2026

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

Specialist Cloud Data Engineer — PySpark & AWS

A leading global consulting firm seeks a Cloud Data Engineer in Glasgow, specializing in data engineering and cloud technology. Candidates must have proficiency in Python, PySpark/PySQL, and AWS. The role involves supporting data management, implementing quality procedures, and contributing to analytics insights ...

Integration Software Engineer (Quantum Error Correction)

Riverlane Ltd in Cambridge is seeking an Integration Software Engineer to work on quantum error correction. You will collaborate with product and quantum science teams, design and build software components, and develop test infrastructure. Required skills include strong Python and C++ experience, alongside a Bac ...

AWS DevOps & Data Engineer Cloud, Pipelines & Automation

Scrumconnect Limited is seeking an AWS DevOps/Data Engineer to design, build, and maintain cloud-based data solutions in Newcastle upon Tyne. The ideal candidate will have robust DevOps and data engineering skills and experience with tools like Terraform, Python, and GitLab. Responsibilities include translating ...

Staff Software Engineer: AI Driven Hardware Automation & SRE

A leading technology company in Cambridge is seeking a talented software engineer to develop groundbreaking automation systems aimed at optimizing workflows using advanced AI and algorithms. The ideal candidate will thrive in a fast-paced, engineering-led culture and possess skills in Python and workflow orchest ...

AI Engineer — Litigation LLM Systems Architect

A legal AI technology firm in London is seeking an exceptional AI engineer to shape the future of legal work. You will design and build systems that analyze millions of documents to extract critical information for legal battles. The ideal candidate has expert-level Python skills and experience with LLM systems. ...

Hybrid Quantum Software Engineer: Algorithms & Applications

A quantum technology company is seeking a Quantum Software Engineer to develop applications for next-generation quantum computers. The ideal candidate will have a Master's degree in a related field and strong programming skills, preferably in Python, along with experience in quantum software frameworks. Responsi ...

SC Cleared Software Engineer | Hybrid, Edge & Cloud

CBSbutler Ltd. is seeking a Software Engineer to work in Romsey, Hampshire, with a hybrid model (2 days onsite). The role involves delivering cutting-edge software solutions and contributing to operational systems for complex challenges. You should have a degree in a STEM subject, and experience with programming ...

Trading Tools Engineer — Embedded Desk, Low‑Latency

A diversified trading firm is seeking a Software Engineer to collaborate with trading desks and enhance trading tools. The role involves ownership from prototype to production, while working with multiple languages, including Python, Java, and C++. Ideal candidates will have a minimum of 2 years of experience in ...

Crypto Front Office Software Lead – Low Latency Trading

A boutique digital-asset firm in London is seeking a Lead Crypto Software Engineer to drive innovative builds in a fast-paced environment. This on-site role demands expertise in Python and Go, with the opportunity to mentor a dynamic team. Candidates should have prior experience in front-office environments and ...

Senior Applied AI Engineer Agentic Workflows

A deep-tech company is seeking a Senior Applied AI Engineer to create AI agents for engineering workflows. You will build advanced agentic functionalities that integrate deeply into client operations. Ideal candidates have 3+ years of experience in applied AI or ML engineering, expertise in Python, and the abili ...

Lead AI Engineer Multilingual NLP & Azure ML

A leading multinational insurance company is seeking a multilingual AI Engineer to join their dynamic team focused on developing innovative AI solutions. The successful candidate will leverage their extensive machine learning experience, particularly in Python, while leading a team in the creation of high-qualit ...

Graduate Firmware Engineer — Embedded Systems (Flexible)

A leading AI hardware company in the UK is seeking a Graduate Firmware Engineer to contribute to firmware design and development. The role involves participating in technical discussions and supporting code delivery while adhering to Graphcore standards. Essential qualifications include a degree in relevant fiel ...

Applied AI Engineer II – ML, GenAI on AWS

JPMorgan Chase is seeking a Software Engineer III to contribute to the International Consumer Bank by developing advanced machine learning models and overseeing generative AI application deployment. The role requires an advanced degree in a STEM field and proven experience in AI/ML. Expertise in Python, TensorFl ...

Senior Dev/MLOps Engineer: AI Infra, CI/CD, Equity

Thehumanoid is hiring a Senior Dev/MLOps Engineer to join their Data & Compute Platform team in London. This role involves managing the lifecycle of ML models and infrastructure, building CI/CD pipelines, ensuring system reliability and security, and collaborating with cross-functional teams. Candidates should h ...

Lead Software Engineer, AI/ML & Cloud Tech Lead

Kainos is seeking a Lead Software Engineer based in Birmingham. In this role, you will lead teams and drive the development of modern software applications, particularly in AI and ML. You will manage and mentor junior team members, guiding them through technical ownership and architecture planning. Strong experi ...

Lead DataOps SRE — Cloud Data Pipelines

A leading financial services company in Nottingham is seeking a Lead Site Reliability Engineer - DataOps to oversee the health and security of critical data pipelines. This role requires expert knowledge in cloud environments, hands-on experience with scheduling platforms like Control-M, and proficiency in Shell ...

Quantitative Data Scientist Research & Feature

Point72 Asset Management, L.P is seeking a Data Scientist to bridge the gap between raw data and predictive modelling. This role will involve close collaboration with the quantitative research team to engineer features for systematic models. You will conduct data analysis, generate ideas for proprietar ...

Full Stack Engineer for Mission Critical Security Apps

A leading technology and engineering firm in Manchester is seeking a Software Engineer to develop mission-critical solutions for National Security clients. You will work on innovative technologies, ensuring security while writing clean, efficient code. Successful candidates will have skills in Python or UI frame ...

Senior AI Engineer: GenAI for Global Debt Platform

A leading AI platform in debt markets seeks a Senior AI Engineer to drive innovation through generative AI applications tailored to complex financial workflows. The ideal candidate will have strong Python proficiency and hands-on experience in NLP, along with a solid understanding of the GenAI landscape. This ro ...

Senior C# Architect – High Performance Pricing & Risk

A leading recruitment firm is looking for a Senior C# Software Engineer to design advanced pricing and risk platforms. The role involves collaborating with Trading and Quantitative teams, architecting high-performance systems, and promoting software engineering standards. Candidates should have strong C# and Pyt ...

Cloud DevOps Engineer — GCP/AWS, CI/CD & Terraform

Una empresa internacional de consultoría tecnológica con sede en Londres busca un/a Devops Engineer para unirse a su equipo de consultores. Se requiere un mínimo de 2 años de experiencia en Programación en la Nube, preferiblemente en Google Cloud Platform y/o AWS, así como conocimientos en ETL, SQL, Python y GIT ...

Lead Software Engineer, AI/ML Platforms & Production Apps

A global financial services firm is seeking a Lead Software Engineer to enhance and deliver cutting-edge AI/ML applications. Responsibilities include developing scalable apps, mentoring junior engineers, and improving operational efficiency through innovative solutions. Candidates should possess full stack devel ...

SRE: Application Reliability & Incident Response (Hybrid)

A technology company is seeking a Site Reliability Engineer to join their SRE team. The ideal candidate should have experience with application debugging in Java, Golang, or Python, solid PostgreSQL skills, and familiarity with Kubernetes. Job responsibilities include investigating incidents, application debuggi ...

Senior AI Engineer LLMs, MLOps & Responsible AI

ASOS.com is seeking a Senior AI Engineer to develop AI-driven solutions for millions of customers. This role involves designing robust AI systems using large language models and generative AI, partnering with teams for effective AI development, and applying MLOps principles to ensure reliable delivery. Candidate ...

Principal AI Native Deployment Architect

JetBrains is seeking a Principal Forward Deployed Engineer based in Greater London. In this role, you will work with customers to deploy the JetBrains Central platform into enterprise environments, transitioning them to AI-native workflows. Ideal candidates will have a background in software projects, familiarit ...

Senior AI Engineer: Lead AI Systems & Production ML

A prominent technology firm in the UK is seeking an experienced Senior AI Engineer to lead exciting AI initiatives. You will design and implement AI systems while collaborating with engineers and the data team. The ideal candidate has extensive experience in AI, machine learning, and strong programming skills, p ...

Senior AI Platform Ops Engineer — DevOps & Integrations

N-able Technologies Ltd. is seeking a Software Engineer with a DevOps mindset to join their AI Platform team. This hybrid role requires 2-3 days a week in the Dundee hub, focusing on building robust integrations with external tools and services. The ideal candidate should have strong proficiency in Pyt ...

Principal ML Engineer – Global Speech AI, Hybrid & Flexible

A leading Speech AI company in Cambridge is looking for a Principal Machine Learning Engineer. You will develop and optimize machine learning models, integrating advanced techniques and mentoring engineers. The ideal candidate has deep expertise in machine learning stacks, Python, and experience in deploying sca ...

ML Engineer & Client Facing AI Solutions Lead (Hybrid)

A leading data consultancy in the UK is seeking a Machine Learning Engineer to develop and optimize AI solutions. You will work with Python, build models, and leverage cloud platforms to enhance business outcomes. Ideal candidates have 1-3 years experience in ML, strong programming skills, and the ability to com ...

ML Performance Engineer: Scale Research Compute on GPUs/CPUs

G-Research is seeking an exceptional ML Performance Engineer to optimise large-scale workloads across GPU and CPU infrastructure in London. The role involves designing and implementing techniques to enhance performance for research workloads. The ideal candidate will have a degree in computer science and extensi ...

Senior Software Engineer Client Eligibility Platform

A leading financial technology firm in London seeks a Senior Software Engineer for their Client Compliance Eligibility team. The role involves building and maintaining complex systems that ensure compliance in trading processes. Candidates should have extensive experience in software development, particularly in ...

Senior Neurosymbolic AI Platform Engineer

UnlikelyAI is seeking a Senior Software Engineer in Greater London to join their team in developing innovative AI solutions. This role requires deep coding skills in Python and experience with cloud infrastructure, prioritizing production-quality engineering. Candidates will contribute to building a public API a ...

Senior Real Time Microscopy Software Engineer

Convergent Research, LLC seeks an entrepreneurial Software Engineer to own the software systems for their multi-photon microscopy platform. The role involves maintaining and extending MATLAB-based software, collaborating closely with FPGA engineers and experimental neuroscientists. Candidates should have experie ...

Senior AI Platform Engineer for Enterprise scale Impact

Writer is seeking a Senior Software Engineer to empower enterprises in adopting AI-powered solutions. Your role will involve making architectural decisions and developing secure, scalable systems that enable generative AI applications. This role requires 5+ years of Python experience and expertise in deploying A ...

Lead Software & Platform Engineer: Cloud, AI & Data

A global financial markets infrastructure provider in London is looking for a Lead Product Engineer. This role requires technical leadership and expertise in data engineering, particularly with AWS and Snowflake. Responsibilities include mentoring teams, designing cloud-based solutions, and leading AI integratio ...

Senior Software Engineer AI Platform (Remote/Hybrid)

Vermillion Analytics is seeking a Senior Software Engineer with expertise in Python backend development and a passion for solving complex technical challenges. You will own the delivery of features from start to finish, make architectural decisions, and mentor junior engineers. Flexible working arrangements a ...

Senior Firmware Engineer: V2G & Edge on Embedded Linux

Stars Arena is looking for a Senior Firmware Engineer to join their London team. The successful candidate will develop firmware for V2G edge devices and integrate systems with cloud backends while ensuring optimal performance on embedded Linux platforms. Applicants should have strong scripting skills in Python a ...

Senior Software Engineer (Django) – Scale a Global Platform

Stars Arena is seeking a Senior Software Engineer in Greater London to develop and enhance their investment reporting platform, Serpentine. This web application, built with Python and Django, manages large and multilingual client websites. The role involves contributing to the design, development, and maintenanc ...

Senior Software Engineer Hybrid, Growth Path

eflow, a leading provider of cloud-based RegTech solutions, is seeking a motivated Software Engineer. The role involves designing, developing, and maintaining innovative software solutions. Candidates should have over 10 years of experience in software engineering, with extensive proficiency in Java, C++, or Pyt ...

Data Scientist & Engineer Cybersecurity Analytics & ML

A leading cybersecurity firm in Belfast is seeking a Data Engineer/Scientist to drive innovative data solutions. The ideal candidate will have over 5 years of experience in data science and analytics, strong programming skills in Python, and familiarity with machine learning techniques. Roles include developing ...

Senior Platform Engineer, Chem Bio AI Security London

The AI Security Institute in London is seeking a Senior Engineer to join their Chem Bio team. The successful candidate will design and build reliable systems for varied AI-related research projects, primarily using Python. Strong experience in scalable software, infrastructure, and AI systems is required. The po ...

Senior Software Engineer: Integration Architect (Hybrid)

A technology and defense company in Bristol seeks a Senior Software Engineer. The role involves designing and integrating software for seamless performance and system interoperability. Key candidates will have extensive experience in software development, particularly with Python and C#, along with a strong gras ...

Senior Platform Engineer – Scalable Cloud & Observability

Preply is seeking a Software Platform Engineer in Greater London to manage and enhance our software platform and cloud infrastructure. The role requires extensive experience in high-traffic distributed systems, strong software engineering skills, and proficiency in Python programming. You will work on improving ...

Senior Software Engineer Build Scalable Solutions

A leading tech company in London is seeking an experienced software engineer to design, build, and maintain AI-first software solutions. The ideal candidate has over 5 years of experience, expertise in TypeScript and Python, and a passion for creating impactful software. You will closely collaborate with the fou ...

Senior Software Engineer — DV Cleared, Portsmouth (Onsite)

ComXps is seeking a Senior Engineer for a permanent position based in Portsmouth. The role involves complex maintenance and upgrade tasks covering primary programming languages such as Python and C/C++, alongside MATLAB/Simulink integration. The successful candidate will lead investigations of defects, ...

Senior Modelling Engineer Personalised Running Engine

Stars Arena is seeking a Mid to Senior Modelling Engineer to enhance our training platform for runners. You will architect and build features for personalized training plans, collaborating closely with our engineering and product teams. This role requires strong Python programming skills and experience ...

Senior Software Engineer — Fintech Platform (Remote)

A leading fintech company in London is looking for an experienced Software Engineer to join their innovative team. You will solve complex coding challenges, contribute to significant product designs, and collaborate within a cross-functional team. Ideal candidates have over 7 years of software engineering experi ...

Senior Software Engineer – Client Compliance Platform

A leading financial information company in London is searching for a Senior Software Engineer to enhance its client compliance eligibility platform. The role involves collaborating with diverse teams to build resilient systems that ensure secure trading. Candidates should have over 5 years of experience in softw ...

Senior Software Engineer AI Driver Testing & CI/CD

Graphcore is seeking an experienced engineer to validate Linux kernel and device drivers in Cambridge. You will build and deliver tests for complex driver features, maintain CI/CD pipelines, and contribute to technical discussions. The ideal candidate has over 5 years of experience in the industry, pro ...

Senior Embedded Software Lead Flexible Working

A multinational underwater engineering provider is seeking a Software Engineer in Aberdeen City. You will provide design solutions and lead a software team on projects ranging from new products to existing software upgrades. The role requires a minimum of 6 years in software engineering and proficiency in langua ...

🚀 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

    Fullstack Engineer Intern React Nextjs Python Jobs in United Kingdom Job Search Guide, Trends and Insights