Senior Lead Fullstack Engineer React Java Python Aiml 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

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 ...

Senior Software Engineer, Secure & Scalable Systems

JPMorgan Chase & Co. is hiring a Software Engineer III in Hurn, United Kingdom. This role involves designing trusted market-leading technology products as part of an agile team. The successful candidate will execute software solutions, write secure production code, and analyze data to improve applications. Key s ...

Remote Test Engineer: Automation & API

Zaizi is seeking a Test Engineer passionate about technology for a remote role. You will collaborate closely with clients and cross-functional teams to design and build automation frameworks. Key requirements include strong knowledge of Selenium, programming skills in Java, JavaScript, or Python, and excellent c ...

Staff Software Engineer — Streaming Platform

Checkout.com is looking for an ambitious Staff Data Engineer in Greater London to join our Data and AI Platform Team. The successful candidate will work with technologies like Kafka and Flink to build a scalable event streaming platform to support various engineering teams. Responsibilities include mentoring, im ...

Senior Data Backend Engineer, Search Quality

Yelp is seeking a data-oriented backend engineer based in Edinburgh, Scotland, to build and improve backend systems for their Search platforms. You will work with various teams to support prototyping and testing for a smarter search experience. The role requires fluency in Python or Java, experience with SQL/NoS ...

Mission Software Engineer Connected Warfare Systems

A defense technology company is seeking a Mission Software Engineer to integrate third-party systems with their products. The role requires a strong software engineering background and at least 3 years of experience in languages such as Java, Python, and C++. Responsibilities include developing architecture, cre ...

Application Security Engineer: Threat Modeling & Secure Architecture

A leading global e-commerce company is seeking an experienced Application Security Engineer in Greater London. You’ll conduct application security reviews, design secure architecture, and ensure security across various services. A Bachelor's degree in Computer Science and programming experience in Java, C++, or ...

Salesforce Integrations Engineer Hybrid (London)

A leading AI-powered communications platform in Greater London is seeking a Software Engineer to develop its Salesforce integration and other apps. This hybrid role involves collaborating with engineering and product teams to enhance customer experiences. Candidates should have 3+ years of experience in software ...

ML Projects Engineer: AI Driven Banking Systems

A leading digital bank in Greater London seeks a skilled software engineer to join their ML Projects team. In this role, you will design, implement, and maintain machine learning features, working closely with engineers and data scientists. The ideal candidate will have strong skills in Python, Java, and cloud t ...

Cyber Defense Software Engineer Hybrid (UK)

A cyber security consultancy in Gloucester is seeking a Software Engineer (Hybrid) to work on critical National Security projects. The ideal candidate will have strong skills in Java, Python, or Node, as well as knowledge in AWS, Docker, and Agile methodologies. Responsibilities include designing and documenting ...

Hybrid Automation QA Engineer – CI/CD & Test Automation

A global technology company in the UK is seeking a Quality Engineer specializing in Automation. The successful candidate will streamline testing processes and ensure reliable software delivery using advanced test automation tools like Selenium and Cypress. Applicants should have a Bachelor's Degree and strong pr ...

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 ...

Site Reliability Engineer, Region Services & CI/CD

Amazon is seeking a Site Reliability Engineer for its UK team to pioneer automated Windows service deployments. The role emphasizes building Ansible-based Infrastructure as Code, enhancing operational excellence, and solving complex technical challenges. Candidates should have deep knowledge in systems engineeri ...

Software Engineer, Services Platforms & Tooling

Apple Inc. is seeking a Software Engineer for its Services Engineering team in London. The role offers competitive compensation and requires strong proficiency in programming languages like Java, Python, Swift, and C/C++. Candidates should be comfortable with engineering tooling and workflows, including version ...

Backend Engineer — Microservices & Distributed Systems

WorksHub is looking for a Software Engineer in Manchester, United Kingdom. In this full-time position, you'll be responsible for server-side development, requiring hands-on experience with various languages including Java and Python. The role requires understanding distributed system architecture and microservic ...

Cloud Native Full Stack Engineer AWS & DevOps

TEKsystems is seeking a Full Stack Software Engineer based in Belfast, UK. This role involves supporting a large cloud transformation initiative for a multinational financial services organization. Candidates should have experience with Full Stack Development (Java or Go, Python) and Cloud Native Development (AW ...

Cloud Contact Center Engineer (JS/Python)

Java Script Works is seeking an Amazon Connect Engineer based in Glasgow, United Kingdom. The ideal candidate should have strong attention to detail, good communication skills, and teamwork abilities. Experience with scripting languages like Python and JavaScript is preferred, along with skills in performance an ...

Application Engineer: Image & Signal Processing

Java Script Works is seeking an Application Engineer based in Cambridge, United Kingdom. This full-time role requires a Bachelor's degree in Computer Science or equivalent experience. Candidates should possess strong programming skills in MATLAB, Python, JavaScript, and C++, along with expertise in developing ...

Cloud SRE Global Observability Lead (Remote UK)

A leading technology company is seeking a Staff Site Reliability Engineer - Cloud to architect the Observability Centre of Excellence, ensuring reliability and uptime of global platforms. This role involves implementing OpenTelemetry, developing automation scripts, and optimizing platform performance while colla ...

Remote Cloud Engineer — AWS, Terraform & Security

Java Script Works is seeking a talented Cloud Engineer for a full-time remote position. The successful candidate will have experience with cloud technologies including AWS, scripting languages such as Python and Node.js, and infrastructure as code tools like Terraform. Although the pay is competitive, no specifi ...

FICC Software Engineer — Global Markets & Risk

Goldman Sachs is looking for an FICC Engineer to develop software solutions for institutional clients in the Greater London area. You will design systems to manage risk and enhance trading efficiency while interacting closely with internal teams. The role requires strong programming experience in Java ...

Senior Data Backend Engineer, Search Quality

Yelp is seeking a data-oriented backend engineer in Manchester, UK, to enhance our Search systems. You will collaborate with multiple engineering teams, focusing on building and supporting scalable backend platforms. Qualified candidates should have experience in object-oriented programming languages such as Pyt ...

VP Risk Software Engineer (Java/Scala, Spark)

WorksHub is seeking a full-time Software Engineer (Vice President) in Birmingham. This role focuses on managing multiple stakeholders while utilizing a diverse tech stack including Scala, Java, Python, and Spark. Candidates should be comfortable with TDD and build tools such as Maven.Enjoy a competitiv ...

Cloud SRE Global Observability Lead (Remote UK)

A leading technology company is seeking a Staff Site Reliability Engineer - Cloud to architect the Observability Centre of Excellence, ensuring reliability and uptime of global platforms. This role involves implementing OpenTelemetry, developing automation scripts, and optimizing platform performance while colla ...

Site Reliability Engineer, Region Services & CI/CD

Amazon is seeking a Site Reliability Engineer for its UK team to pioneer automated Windows service deployments. The role emphasizes building Ansible-based Infrastructure as Code, enhancing operational excellence, and solving complex technical challenges. Candidates should have deep knowledge in systems engineeri ...

Senior Site Reliability Engineer: Cloud & Distributed Systems

A technology firm is seeking a Principle Site Reliability Engineer to build and maintain large-scale distributed systems. Candidates should have strong proficiency in programming languages like Golang, Java, or Python, and extensive experience with cloud infrastructure such as AWS, Azure, or GCP. The role is con ...

Lead Software Engineer

A high-growth FinTech is expanding its engineering leadership and is looking for a Lead Software Engineer to guide the development of core platform capabilities. Their products enable businesses across the UK, and the organisation is scaling quickly as demand increases. This position is ideal for so ...

Senior Cloud Control Plane Engineer — Kubernetes & Infra

A leading cloud data platform company in the United Kingdom is seeking a Software Engineer for the Cloud Control Plane team. You will design and implement distributed systems while working in a collaborative Agile environment. Candidates should have experience with programming languages such as Go, C++, Java, or ...

Hands on Satellite Fleet Operations Engineer

A leading satellite communications company is looking for a Fleet Operations Engineer to oversee satellite operations from their Satellite Operations Center in London, UK. This position involves troubleshooting software issues and performing satellite telemetry analysis. Ideal candidates will have a Bachelor's d ...

Loan IQ DevOps Engineer (C#.NET) — Automation & Containers

This job is posted by our partner Jooble. Engineer with a software development background, specifically in .NET/C#. Responsibilities Scripting & Programming (Bash, Python, Go, Java, or similar) for automation scripts Some knowledge of Containerization & Orchestration (D ...

Loan IQ Devops Engineer Nigel Frank

This job is posted by our partner Jooble. Engineer with a software development background, specifically in .NET/C#. Responsibilities Scripting & Programming (Bash, Python, Go, Java, or similar) for automation scripts Some knowledge of Containerization & Orchestration (D ...

Solution Architect

Solution ArchitectAre you an experienced Solution Architect looking to work on cutting-edge technology and make a meaningful impact on users' daily lives in the medical field? If so, we invite you to apply below.As the Solution Architect, you'll bring a wealth of cloud-native expertise, ...

Software Engineering Manager

Responsibilities Lead cross‑functional initiatives supported by the Engineering Director to enhance quality, security, reliability, and productivity. This includes championing best practices, strengthening the data platform, integrating AI‑driven tooling, and applying Agile ways of working ...

Solution Architect

Solution ArchitectAre you an experienced Solution Architect looking to work on cutting-edge technology and make a meaningful impact on users' daily lives in the medical field? If so, we invite you to apply below.As the Solution Architect, you'll bring a wealth of cloud-native expertise, ...

Front End Developer

Job Overview YT Tech are working on behalf of our key client in Bistol on a new front end software engineer position. This company is redefining the world of motion control. Their technology sits at the intersection of fluid mechanics, high-speed electronics, and additive manufacturing, deliverin ...

Front End Developer in Manchester Adria Solutions Ltd

Requirements 2+ years of experience in software engineering Proficiency in React and React Native Experience with front-end testing tools (e.g. Cypress) Familiarity with Agile development methodologies Strong analytical skills Salary £40,0 ...

Healthcare AI Software Engineer (Python) Equity

A stealth healthcare AI startup in the United Kingdom is seeking a Software Engineer to deploy AI systems in healthcare, focusing on patient communication, triage, and secure data layers. The ideal candidate will have proven experience with Python and enterprise-grade systems. Responsibilities include integratin ...

Python Software Engineer — Automation & Digital Ops

A leading telecommunications company is seeking a Software Development Specialist in the UK to automate operational processes and drive digital transformation. The role requires a degree in Computer Science or relevant experience alongside 3-5 years of Python coding expertise. Candidates will work with CI/CD too ...

Cyber Security Automation Engineer — Python & Cloud

Aviva is hiring a Cyber Security Specialist to join their Automation and Orchestration team. Based in the UK, the role involves leveraging Python development skills to enhance cyber security. Candidates should possess experience with API integration, SQL Server, and understanding of cloud platforms. The position ...

Client‑Facing Cloud Engineer (Go/Python)

Thought Machine is seeking a Forward Deployed Engineer to collaborate with client teams on implementing Vault products. This role involves writing production-level code primarily in Python/Go, overseeing technical project delivery, and serving as a trusted client contact. Essential qualifications include experie ...

Cloud Native Engineer

5 days ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. Direct message the job poster from Searchability NS&D National Security & Defence Consultant - South West CLOUD NATIVE ENGINEER - JAVA / PYTHON / GO / AWS ...

Python Engineer, Index Fixed Income, Associate

**About this role** **Job Purpose/Background:** The Index Fixed Income (IFI) team has responsibility for managing Blackrock’s Index Fixed Income portfolios, including Exchange Traded Funds (ETFs), mutual funds, & segregated mandates. The IFI team liaises closely with many areas of Fixed Income ...

Hybrid Ultra Low Latency Trading Systems Engineer

A leading algorithmic trading firm in London seeks a skilled Software Engineer to join their world-class engineering team. In this hybrid role, you will design and optimize high-performance trading platforms, collaborating closely with top-tier engineers and quants. Ideal candidates have a degree in Computer Sci ...

Site Reliability Engineer with Python (IT) in London Nexus Jobs Limited

Job Description Our client is looking to bring on a Site Reliability Engineer to help deploy, manage, troubleshoot, and enhance our complex cloud-based set of internal tools and externally managed services for a variety of users across our wide-ranging organization. Requirements Deep k ...

Software Engineer (Gloucester) – Python, APIs & Frontend

A small software company in Gloucester is seeking a Software Engineer to collaborate with cross-functional teams, develop software solutions, and contribute to API development. The ideal candidate has expertise in HTML, CSS, RESTful APIs, and backend technologies such as Python and MySQL. This full-time role off ...

Backend Engineer (Python) — FastAPI, Cloud & MongoDB

A London-based fashion-tech platform is seeking a backend software engineer to develop RESTful APIs and internal tools. The ideal candidate will have 2+ years of Python experience, particularly with FastAPI and MongoDB, and an enthusiasm for working in a fast-paced start-up environment. This hybrid role requires ...

Python ML Engineer — Automation & REST APIs

McGregor Recruitment seeks an experienced Python ML Engineer to join a global enterprise technology team in Glasgow. In this onsite role (3 days per week), you will focus on designing scalable automation solutions, collaborating with engineering teams to implement workload orchestration, and developing REST APIs ...

Hybrid Python Software Engineer – Cloud & Automation

A leading energy provider in the UK is seeking a skilled Python Software Engineer to design, build, and manage software platforms. You will work in a collaborative environment focusing on automation and system optimization. This role offers a competitive salary between £55,000 – £67,000 per annum along with nume ...

Senior Low Latency Rust Engineer Hybrid

Citibank (Switzerland) AG in Greater London seeks a Senior Low Latency Rust Engineer to lead applications systems analysis and programming in the high-performance architectures team. This role demands significant experience in low latency algorithmic trading and Java development. Responsibilities include buildin ...

Customer Architect in Manchester Datalex

Customer Architect Manchester, United Kingdom Posted 10 months ago This is a job posted by our partner Jooble. Tech stack MongoDB JavaScript J2EE PostgreSQL HTML5 REST React JQuery ...

🚀 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 Lead Fullstack Engineer React Java Python Aiml Jobs in United Kingdom Job Search Guide, Trends and Insights