Lead Software Engineer Markets Tech Pythonjava 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

Principal Software Engineer

Location London - Hybrid - 1-2 days a week Type Permanent No Sponsorship Available Overview We are seeking a Principal Full Stack Software Engineer to lead the design, development, and delivery of scalable, high-performance applications across a moder ...

FrontEnd software Engineer

Senior Frontend Software Engineer (React / TypeScript) Location: Bristol, UK Working model: Hybrid – 2 days on site per week (mandatory) Role Summary We are seeking Senior Frontend Software Engineers to work within cross‑functional feature team ...

Senior Software Engineer

2/3x Staff Product Engineer (BE/Full Stack) 4 DAY WORK WEEK Albany Growth are partnered with a fast-scaling HealthTech company building software used daily by frontline NHS staff. Their platform is already live across multiple customers, with strong demand and a grow ...

Senior Software Engineer

Join OneAdvanced We're looking for a Senior Software Engineer to design, build, and maintain high-quality software at the heart of our health technology products. You’ll work closely with product, clinical, and engineering teams to deliver software that is reliable, secure, and built to t ...

Senior Software Engineer

Next-gen payments: Scale a global platform and redefine the buying experience. The Opportunity We are working with one of the industry’s most influential players, and we’re on a mission to shape the future of how the world moves money. Rapid digitisation is transforming every aspect of ...

C# Software Engineer

Salary Up to £57,000, depending on experience & grade Dynamic (hybrid) working 2- 3 days per week on-site due to workload classification Security Clearance British Citizen Restrictions and/or limitations relating to nationality and/or rights to work may ...

Software Engineer / Developer

Software Engineer / Developer – Corgi Insurance Corgi Insurance is a YC-backed insurtech ($108M raised, $630M valuation). We're building AI-powered business insurance from the ground up and need engineers who can move fast. What You Will Do Build and maintain our Django-ba ...

Software Engineer Infrastructure

At Coram AI, we’re reimagining video security for the modern world. Our cloud-native platform uses computer vision and AI to help businesses stay safe, make smarter decisions, and move faster; from real-time alerts to seamless clip sharing and multi-site visibility. You’ll be joining a small, fast- ...

PLC Software Engineer

Position: PLC Software EngineerReports to: Head of EngineeringDepartment: EngineeringLocation: Main SiteHours: 41.5 per week Role Overview The PLC Software Engineer is responsible for designing, programming, testing, and op ...

Java Software Engineer

We are looking for a Software Engineering pro with a background in Java and Microservices for one of our customers. We look for engineers who are passionate about solving business problems through innovation and strong engineering practices. In this role, you will apply deep technical expertise across the ...

Software Engineer FutureVoices

Kickstart your career with FutureVoices. Our 12-month Graduate Programme offers an opportunity to work with a team of highly skilled and knowledgeable senior engineers. You’ll gain hands‑on experience with scalable SaaS systems, build cross‑functional skills working alongside colleagues in marketing and sa ...

Data & Software Engineer

Data & Software Engineer | London | £50,000 to £60,000We’re looking for a hands on Data & Software Engineer to join a growing Technology & Data team building internal tools, automation, and scalable systems that support core business operations.This is a new opportunity within the team, offering the chan ...

Data & Software Engineer

Data & Software Engineer | London | £50,000 to £60,000We’re looking for a hands on Data & Software Engineer to join a growing Technology & Data team building internal tools, automation, and scalable systems that support core business operations.This is a new opportunity within the team, offering the chan ...

Senior Software Engineer

Senior Software Engineer Gloucestershire or Manchester - Hybrid, 3 days a week. Security Cleared (Eligibility Required) A global company, well established and highly regarded in the UK Cyber & Intelligence space, is currently recruiting Software Engineer ...

Senior Software Engineer

Senior Software Engineer Gloucestershire or Manchester - Hybrid, 3 days a week. Security Cleared (Eligibility Required) A global company, well established and highly regarded in the UK Cyber & Intelligence space, is currently recruiting Software Engineer ...

Principal Software Engineer

Principal Software Engineer Salary: Negotiable plus benefits, pension (7% contribution), 25 days holiday & life insurance We are looking for principal software engineers with diverse experience. We are a small but rapidly growing consultancy, ...

Principal Software Engineer

Principal Software Engineer Salary: Negotiable plus benefits, pension (7% contribution), 25 days holiday & life insurance We are looking for principal software engineers with diverse experience. We are a small but rapidly growing consultancy, ...

Senior Software Engineer

Senior Software Engineer : £650 Inside IR35 : Hybrid London (3x per week) : Banking client A major UK bank is seeking Senior Software Engineers to support on a major transformation project to rebuild the payment system, replacing their existing enterprise solution. The new ...

Senior Software Engineer

Senior Software Engineer : £650 Inside IR35 : Hybrid London (3x per week) : Banking client A major UK bank is seeking Senior Software Engineers to support on a major transformation project to rebuild the payment system, replacing their existing enterprise solution. The new ...

Senior Software Engineer

Senior Software EngineerPermanentLocation: Portsmouth / Home (on site 3 days a week)Salary: £80,000 - £90,000 (+ benefits) Skills: Python / C++ / Legacy Modernisation / Complex Systems, MOD DV Clearance We are looking to recruit a MOD DV Cleared Senior Software Engine ...

Senior Software Engineer

Senior Software EngineerPermanentLocation: Portsmouth / Home (on site 3 days a week)Salary: £80,000 - £90,000 (+ benefits) Skills: Python / C++ / Legacy Modernisation / Complex Systems, MOD DV Clearance We are looking to recruit a MOD DV Cleared Senior Software Engine ...

Senior Software Engineer

Senior Software Engineer : £650 Inside IR35 : Hybrid London (3x per week) : Banking client A major UK bank is seeking Senior Software Engineers to support on a major transformation project to rebuild the payment system, replacing their existing enterprise solution. The new ...

Senior Software Engineer

Senior Software Engineer : £650 Inside IR35 : Hybrid London (3x per week) : Banking client A major UK bank is seeking Senior Software Engineers to support on a major transformation project to rebuild the payment system, replacing their existing enterprise solution. The new ...

Senior Software Engineer

Java Developers (Contract) – Sheffield – £400–£450/day (Inside IR35) Location: Sheffield (2 days onsite, 3 days WFH) Duration: 12-month contract Rate: £400–£450 per day IR35 Status: Inside IR35 Overview <br ...

Senior Software Engineer

Java Developers (Contract) – Sheffield – £400–£450/day (Inside IR35) Location: Sheffield (2 days onsite, 3 days WFH) Duration: 12-month contract Rate: £400–£450 per day IR35 Status: Inside IR35 Overview <br ...

Senior Software Engineer

Full Stack Software Engineer | London | £70,000 - £100,000 + Equity | Python | TypeScript | AI Product Location: London, hybrid working (typically 1 day per week) There are a lot of companies talking about AI right now. Far fewer are building products people genuinely ...

Senior Software Engineer

Full Stack Software Engineer | London | £70,000 - £100,000 + Equity | Python | TypeScript | AI Product Location: London, hybrid working (typically 1 day per week) There are a lot of companies talking about AI right now. Far fewer are building products people genuinely ...

Java Software Engineer

We are seeking a highly skilled and motivated Senior Backend Engineer to join our client core development team. In this role, you will be responsible for designing, building, and maintaining high-performance, low-latency market connectivity applications and microservices. The ideal c ...

Java Software Engineer

We are seeking a highly skilled and motivated Senior Backend Engineer to join our client core development team. In this role, you will be responsible for designing, building, and maintaining high-performance, low-latency market connectivity applications and microservices. The ideal c ...

Java Software Engineer

We are seeking a highly skilled and motivated Senior Backend Engineer to join our client core development team. In this role, you will be responsible for designing, building, and maintaining high-performance, low-latency market connectivity applications and microservices. The ideal c ...

Java Software Engineer

We are seeking a highly skilled and motivated Senior Backend Engineer to join our client core development team. In this role, you will be responsible for designing, building, and maintaining high-performance, low-latency market connectivity applications and microservices. The ideal c ...

Senior Software Engineer

Senior Software Engineer Please note that candidates must speak fluent English and demonstrate strong communication skills. Preference will be given to those who have lived and worked in environments where English is used on a daily basis. Our client are a ...

Senior Software Engineer

Are you ready to build modern, cloud-first systems that replace legacy services and shape the future of how government manages billions in public money? As a Senior Software Engineer in DWP Digital, you'll join one of our Debt Solutions teams, helping to deliver large-scale, greenfield transformation p ...

Senior Software Engineer

Are you ready to build modern, cloud-first systems that replace legacy services and shape the future of how government manages billions in public money? As a Senior Software Engineer in DWP Digital, you'll join one of our Debt Solutions teams, helping to deliver large-scale, greenfield transformation p ...

Principal Software Engineer

Principal Software Engineer Location: Remote Salary: Up to £90,000 + Benefits Contract: Permanent A Principal Software Engineer is required to drive the technical vision and architecture of a mission-critical Field Platform for a leading o ...

Senior Software Engineer

We're hiring a Senior Full-Stack Engineer for a company doing genuinely meaningful work ...

Senior Software Engineer

We're hiring a Senior Full-Stack Engineer for a company doing genuinely meaningful work ...

Embedded Software Engineer

Embedded Software Engineer Location: Stroud, GloucestershireSalary: Up to £70,000 KO2's client is a fast-growing, well-funded tech start-up developing advanced sensing and monitoring systems using low-power embedded platforms, intelligent signal processing, and secure wir ...

Embedded Software Engineer

Embedded Software Engineer Location: Stroud, GloucestershireSalary: Up to £70,000 KO2's client is a fast-growing, well-funded tech start-up developing advanced sensing and monitoring systems using low-power embedded platforms, intelligent signal processing, and secure wir ...

Senior Software Engineer

The Senior Software Engineer will work within the Systems and Software team in the Programmes area of STS Defence, developing and maintaining software throughout the Software Development Lifecycle from requirements elicitation, through to in service delivery.The post will provide technical leadership on soft ...

Senior Software Engineer

The Senior Software Engineer will work within the Systems and Software team in the Programmes area of STS Defence, developing and maintaining software throughout the Software Development Lifecycle from requirements elicitation, through to in service delivery.The post will provide technical leadership on soft ...

Senior Software Engineer

Are you a Senior Software Engineer looking for an interesting job opportunity?Our client, TKMS ATLAS UK, are seeking a Senior Software Engineer with skills in Java to work on the development of marine-based autonomous systems.This job will be based out of TKMS ATLAS UK's headquarters in Winfrith, Dors ...

Senior Software Engineer

Are you a Senior Software Engineer looking for an interesting job opportunity?Our client, TKMS ATLAS UK, are seeking a Senior Software Engineer with skills in Java to work on the development of marine-based autonomous systems.This job will be based out of TKMS ATLAS UK's headquarters in Winfrith, Dors ...

Software Engineer SC

Software Engineer Hybrid - 2 days per week onsite in either Romsey / Gloucester / Woking Up to £60,000 per annum + benefits SC clearance We are looking for a talented Software Engineer to join a cutting-edge team developing software for RF communication and sensor-based products. Y ...

Software Engineer SC

Software Engineer Hybrid - 2 days per week onsite in either Romsey / Gloucester / Woking Up to £60,000 per annum + benefits SC clearance We are looking for a talented Software Engineer to join a cutting-edge team developing software for RF communication and sensor-based products. Y ...

Software Engineer SC

Software Engineer Hybrid - 2 days per week onsite in either Romsey / Gloucester / Woking Up to £60,000 per annum + benefits SC clearance We are looking for a talented Software Engineer to join a cutting-edge team developing software for RF communication and sensor-based products. Y ...

Senior Software Engineer

Full Stack Software Engineer | London | £70,000 - £100,000 + Equity | Python | TypeScript | AI Product Location: London, hybrid working (typically 1 day per week) There are a lot of companies talking about AI right now. Far fewer are building products people genuinely ...

Senior Software Engineer

Full Stack Software Engineer | London | £70,000 - £100,000 + Equity | Python | TypeScript | AI Product Location: London, hybrid working (typically 1 day per week) There are a lot of companies talking about AI right now. Far fewer are building products people genuinely ...

Senior Software Engineer

*Candidates must either already hold, or be eligible to obtain BPSS clearance.* WE ARE AMDARIS At Amdaris, we bring together exceptional talent to deliver custom software solutions and drive digital transformation. Our acquisition by Insight in 2023 has only solidified our ...

Senior Software Engineer

*Candidates must either already hold, or be eligible to obtain BPSS clearance.* WE ARE AMDARIS At Amdaris, we bring together exceptional talent to deliver custom software solutions and drive digital transformation. Our acquisition by Insight in 2023 has only solidified our ...

🚀 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

    Lead Software Engineer Markets Tech Pythonjava Jobs in United Kingdom Job Search Guide, Trends and Insights