Senior Java Python Engineer 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

Senior Platform Engineer Cloud, Automation & DevSecOps

A leading derivatives marketplace in Belfast is seeking a Platform Engineer III to develop and automate core capabilities on GCP. The successful candidate will enhance platform functionalities while ensuring scalability and security. Responsibilities include collaborating with cross-functional teams and optimizi ...

Staff Software Engineer Billing Platform & Microservices

A leading Fintech company in Northern Ireland seeks a Staff Software Engineer to design and optimize billing services in a fast-paced team. The ideal candidate will have over 8 years of software development experience, particularly in Java and Python. The company offers a competitive salary, a hybrid work model, ...

Production Blockchain & DLT Software Engineer II

A leading financial services firm seeks a Software Engineer II to join their London-based team. The role involves contributing to the development of blockchain applications using Java, Python, and TypeScript. You will build production-grade services, collaborate with diverse teams, and have the opportunity to gr ...

Cloud Security Engineer Automation & Resilience

A leading technology firm in the UK is seeking a Cloud Security Engineer to manage and enhance security systems related to cloud technologies. The ideal candidate should have strong experience in Linux and Windows environments, AWS services, and high-level programming languages like Python and Java. Responsibili ...

New Grad Software Engineer — Build Global Impact

A leading data-driven software firm in the UK is seeking a Software Engineer to build transformative software solutions. The role involves collaborating with various teams to understand user needs and contributing high-quality code to significant products. Candidates should have a strong engineering background, ...

MLOps Platform Lead: Scalable ML Pipelines

A leading financial institution in Greater London is looking for a Lead MLOps Platform Engineer to design and develop a scalable machine learning platform. This role focuses on automation and monitoring for model training and deployment, requiring proficiency in Java and Python, along with MLOps tools experience ...

PKI & Identity Security Software Engineer

A leading recruitment agency is seeking a talented software engineer to develop high-volume PKI solutions in an agile environment. The ideal candidate will have experience with Go, Java, C++, or Python, and possess knowledge of full-stack applications, REST APIs, and DevOps principles. Strong communication skill ...

Cloud DevOps Engineer CI/CD & Automation Leader

A leading technology firm in Greater London is looking for a DevOps Engineer responsible for integrating project functions across the product life cycle. The ideal candidate should have strong skills in Linux-based infrastructure, Ruby, Python, Perl, and Java. Knowledge of database management, automation tools, ...

Principal Software Engineer Lead Secure UK Systems

A leading global aerospace and defense technology company in Manchester is seeking a Principal Software Engineer. In this pivotal role, you will design and maintain critical infrastructure, guiding teams through technical challenges. Candidates should have strong experience in backend development technologies su ...

Lead AWS Data Engineer — Data Lakehouse & Pipelines

A leading healthcare technology company is seeking a Principal Data Engineer with AWS expertise to join our team in Glasgow. In this hybrid role, you will design and build data pipelines that power financial transformation for Tier 1 clients. The ideal candidate will have strong skills in Python or Java, experie ...

Staff Data Engineer: Quality, Observability & Governance

A forward-thinking fashion marketplace headquartered in London is seeking a Staff Data Engineer to lead the creation of frameworks and tools for data quality and governance. You'll focus on making sure data is reliable, observable, and compliant, while collaborating with various teams. Ideal candidates have subs ...

Global Impact FDSE: End to End Solutions Architect

A leading software company based in Greater London seeks a Forward Deployed Software Engineer to design and implement solutions addressing complex customer challenges. You will work on impactful projects, leveraging technologies to drive real outcomes. Candidates should have at least 1+ years of programming expe ...

Impact Focused FDSE: Field Embedded Data Solutions

A leading data analytics company in Greater London is seeking a Forward Deployed Software Engineer. You will work closely with customers to tackle critical challenges, utilizing advanced technology and large-scale data. Candidates should possess a strong engineering background, be proficient in languages like Py ...

Executive AI Governance Platform Architect

JPMorganChase in Bournemouth seeks a Principal Software Engineer to design and build platforms for AI Governance Engineering. The role involves developing best-in-class tooling, integrating compliance into workflows, and mentoring other engineers. Ideal candidates will have extensive software engineering experie ...

Security Engineer, Amazon Security Automation in London Amazon UK Services Ltd.

Security Engineer, Amazon Security Automation Amazon UK Services Ltd. London, UnitedKingdom Requirements Knowledge of computer science or equivalent Knowledge of networking protocols such as DNS and TCP/IP Experience programming in Python, Ruby, Go, ...

Backend Engineer, AI Platform — Build Scalable AI Tools

A tech company in Greater London is looking for a talented Backend Engineer to join their AI Platform team. The role involves designing and developing backend services for AI capabilities, ensuring reliability and scalability. Ideal candidates will have over 4 years of experience in backend engineering, particul ...

Crypto Trading Production Support Engineer Automation

Selby Jennings is seeking a Production Support Engineer in Greater London. You will provide front-line support across various cryptocurrency business lines, including trading and risk management. The ideal candidate will have over 4 years of experience in production engineering within a trading environment, stro ...

Software Engineer II – Creatives (Global Backend)

The Trade Desk, Inc. is looking for a Software Engineer to design and build data-focused products. This role involves the full software development lifecycle, collaboration with a diverse team, and addressing unique technical challenges in a global environment. Candidates should have a Bachelor's/Master's degree ...

Software Engineer Crafting Scalable Solutions

A leading recruitment consultancy is seeking a DV Cleared Software Engineer to develop secure, high-performance applications within critical Defence programmes. This hybrid role based on the South Coast demands strong software development skills and an active DV Clearance. Ideal candidates will bring experience ...

Hybrid Software Engineer Frontend & Backend (React/Java)

Fuel Recruitment Limited is seeking a Software Engineer to join a leading technology organisation's established development team in a hybrid role with a salary of up to £60,000. This position involves designing and developing software solutions across modern Front End and Back End technologies including JavaScri ...

Senior Software Engineer

Overview Senior Java Engineer – We have been exclusively engaged by a leading B2B SaaS technology business to find a Senior Java Engineer with a “product engineering” mindset to join its growing team. Operating at the intersection of insurance and technology, the company is transforming its platfo ...

Fullstack Software Engineer Core

Join to apply for the Fullstack Software Engineer - Core role at Dataiku. Dataiku is The Universal AI Platform™, giving organizations control over their AI talent, processes, and technologies to unleash the creation of analytics, models, and agents. By providing no‑code, low‑code, and full‑code cap ...

Senior Product Security Engineer

Qube Research & Technologies (QRT) is a global quantitative and systematic investment manager, operating in all liquid asset classes across the world. QRT is a technology and data‑driven group implementing a scientific approach to investing. Combining data, research, technology and trading expertise has ...

QA & Automation Test Engineer

IT Global Consulting Limited – Seeking an experienced and highly motivated QA & Automation Test Engineer responsible for testing, maintenance, and ongoing support of the platform, and acting as the internal focal point for an enterprise platform. The person should be self‑motivated and ambitious, with an o ...

QA & Automation Test Engineer

IT Global Consulting Limited – Seeking an experienced and highly motivated QA & Automation Test Engineer responsible for testing, maintenance, and ongoing support of the platform, and acting as the internal focal point for an enterprise platform. The person should be self‑motivated and ambitious, with an o ...

AI Software Engineer London up to £145k

Senior AI Software Engineer London, Hybrid (2-3 days) Up to £145k + bonus Oliver Bernard are once again partnered with a high-growth AI deployment company operating at the forefront of enterprise AI. Backed by top-tier investors and AI labs, they’re al ...

AI Software Engineer London up to £145k

Senior AI Software Engineer London, Hybrid (2-3 days) Up to £145k + bonus Oliver Bernard are once again partnered with a high-growth AI deployment company operating at the forefront of enterprise AI. Backed by top-tier investors and AI labs, they’re al ...

AI Software Engineer London up to £145k

Senior AI Software Engineer London, Hybrid (2-3 days) Up to £145k + bonus Oliver Bernard are once again partnered with a high-growth AI deployment company operating at the forefront of enterprise AI. Backed by top-tier investors and AI labs, they’re al ...

AI Software Engineer London up to £145k

Senior AI Software Engineer London, Hybrid (2-3 days) Up to £145k + bonus Oliver Bernard are once again partnered with a high-growth AI deployment company operating at the forefront of enterprise AI. Backed by top-tier investors and AI labs, they’re al ...

AI Software Engineer London up to £145k

Senior AI Software Engineer London, Hybrid (2-3 days) Up to £145k + bonus Oliver Bernard are once again partnered with a high-growth AI deployment company operating at the forefront of enterprise AI. Backed by top-tier inv ...

Technical Support Engineer Remote UK + Equity

A software supply chain solutions provider is looking for a Technical Support Engineer based in the UK. The role involves providing expert technical support, troubleshooting issues, and enhancing the developer experience. The ideal candidate should have a Bachelor’s degree in a relevant field and at least 3 year ...

Low Latency Software Engineer : C++/Java : £150 200k+

Low-Latency Software Engineer : C++/Java : £150-200k+ We’re partnering with a leading global trading firm to hire a Low‑Latency Software Engineer. This is a rare opportunity to work on ultra‑low‑latency systems that process market data and execute trades at sub‑millisecond speeds – the backbone o ...

Staff Backend Engineer — Data Platform & Observability

A leading circular fashion marketplace in the UK is seeking a Staff Backend Engineer to drive the technical vision of their data platform. You will champion engineering excellence and mentor a team of engineers. The ideal candidate will have extensive experience with distributed systems, Apache technologies, and ...

Senior Backend Engineer, Commerce Platform Scale Online

A leading audio streaming service seeks an experienced backend engineer to design and build scalable systems for its internal commerce platform. This role involves working with cloud technologies and collaborating across teams to enhance user experiences. The ideal candidate has over 5 years of experience in bac ...

Quant Developer: Build Greenfield HFT Algorithms

A leading trading firm in London is seeking a Quant Researcher / Developer to join their trading team. The successful candidate will work closely with the Head of Trading, assisting in designing and developing new trading algorithms primarily using Java, as well as C++ or Python. This role offers the chance to h ...

Senior Platform Engineer: AI Driven SDLC & Cloud Ops

A diversified trading firm is seeking a skilled Software Engineer to design and maintain build/release/run tooling for development teams. Candidates should have six or more years of experience in software engineering and proficiency in GitHub Actions and at least one programming language such as Python, Go, Java ...

Mobile Security Engineer Android & Knox Expert

A leading technology company is seeking a Security Engineer for a 12-month contract in Staines-upon-Thames. The role involves assessing the security of Android applications and managing solutions for government use. Responsibilities include conducting security assessments, developing tools, and collaborating wit ...

Software Engineer – Cloud Native, GenAI & CI/CD (UK)

A leading global professional services company based in Manchester is seeking a Software Engineer to develop traditional and serverless applications. The role requires a few years of industry experience in Java, Typescript, Python, or Go, and familiarity with Cloud Native technologies on AWS. Candidates will col ...

IoT Network Engineer — SD Access, DNAC & VxLAN

A leading consultancy firm is seeking an experienced IoT Solutions Engineer to create and manage IoT network infrastructures. The ideal candidate will have hands-on experience with Cisco SD Access, DNA Center, and VxLAN, alongside programming skills in C, C++, Python, or Java. Responsibilities include designing, ...

Software Engineer – Mission Critical Cyber Tech (Hybrid)

A national security organization in the UK is seeking a Software Engineer to develop innovative solutions addressing complex mission challenges. The role involves team collaboration within an Agile environment, focusing on continuous learning. Ideal candidates should have practical software development experienc ...

Software Engineer – Mission Critical Cyber Tech (Hybrid)

A UK intelligence agency is seeking a Software Engineer to develop innovative solutions to complex challenges. The position offers opportunities for hybrid working and extensive training, including access to online learning and professional development courses. You will collaborate with multidisciplinary teams a ...

Machine Learning Engineer AI Models & Systems

A leading AI technology company in Greater London is seeking a talented Machine Learning Engineer to develop and implement cutting-edge artificial intelligence products. The role requires designing sophisticated models and refining existing systems. Ideal candidates will have a strong background in programming l ...

Senior Backend Engineer — REST APIs & Microservices

A leading technology company in the United Kingdom is seeking a Software Engineer to develop robust back-end services and applications. The role involves building and integrating RESTful APIs, enhancing scalable systems, and implementing CI/CD pipelines. Candidates should have strong proficiency in Java, Python, ...

Senior Firmware Engineer: Embedded Systems & Robotics

A leading technology solutions provider in the UK is seeking a Firmware Engineer to design and deliver complex firmware systems. In this role, you will take technical ownership of projects, collaborate with cross-functional teams, and contribute to product innovation. Ideal candidates will have strong coding ski ...

Senior Firmware Engineer: Embedded Systems & Robotics

A leading technology solutions provider in the UK is seeking a Firmware Engineer to design and deliver complex firmware systems. In this role, you will take technical ownership of projects, collaborate with cross-functional teams, and contribute to product innovation. Ideal candidates will have strong coding ski ...

Lead Principal Full Stack Engineer Cloud & Incident Leader

A leading technology consultancy in Leeds is seeking an experienced Principal Full Stack Engineer to lead L2/L3 support teams and ensure high-quality service delivery. The ideal candidate should possess knowledge in Java, Python, Node.js, or C#, alongside hands-on cloud architecture experience with AWS or Azure. ...

VP Data Engineer, Lakehouse & AI Platform

A leading financial services firm is seeking a Data Engineer to design, build, and maintain data pipelines on its modern Lakehouse and AI data platform. The ideal candidate will have a strong programming background in Python or Java, knowledge of SQL, and experience with data processing frameworks such as Apache ...

ML Projects Engineer: AI Driven Banking Systems

A leading digital bank in the UK is seeking a skilled software engineer to join their ML Projects team. This role involves designing and implementing machine learning features that enhance their banking platform. Candidates should thrive in a fast-paced environment and are encouraged to take ownership of their w ...

Platform Infrastructure Engineer: Scalable Home Systems

A leading tech company in Greater London is seeking a software engineer to develop next-generation technologies that impact billions of users. This role involves delivering high-impact projects for Home Infrastructure while collaborating with teams in Zurich. Candidates should possess a Bachelor’s degree or equi ...

Mission Driven Software Engineer – Hybrid, Competitive Pay

A security and intelligence agency is seeking a Software Engineer to develop innovative solutions to real-world challenges. This role involves collaboration within Agile teams to create software for diverse mission requirements. Ideal candidates will have experience in software development, familiarity with mode ...

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