Senior Security Engineer Fullstack Reactjava 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 Security Engineer Cloud Infrastructure

Ebury helps ambitious businesses unlock global growth, and we take the same approach with our people. We encourage innovation and movement, collaboration and problem-solving, and foster an environment where everyone can feel they belong, are valued, supported and empowered to succeed. If you’re a collabora ...

Senior Medical Device Security Engineer

A global medical technology company is seeking a Senior Product Security Engineer to ensure cybersecurity of its products. The role involves developing regulatory-compliant security deliverables, conducting risk assessments, vulnerability assessments, and serving as a cybersecurity expert. Ideal candidates will ...

Senior Security Engineer, Vulnerability team

Who We AreSamsara (NYSE: IOT) is the pioneer of the Connected Operations™ Cloud, which is a platform that enables organizations that depend on physical operations to harness Internet of Things (IoT) data to develop actionable insights and improve their operations. At Samsara, we are helpi ...

Senior Security Systems Engineer & Consultant

A leading global consultancy in the UK is seeking a Senior Security Consultant/System Engineer to deliver security systems design in a fast-paced environment. The role involves working on diverse projects requiring advanced knowledge in security consulting and system implementation, focusing on client satisfacti ...

Senior Cloud Security Engineer (40035)

Overview At Holland & Barrett , we've completed a major shift to a cloud-native architecture , using containers, Kubernetes, serverless, and event-driven services at scale. As our cloud footprint continues to grow, we're looking for a Cloud Security Engineer to help keep it s ...

Senior Cloud & Information Security Engineer

A leading financial technology firm is looking for a Senior Cloud & Information Security Engineer to own their technical security posture and cloud infrastructure. The role involves designing secure systems, implementing controls, and supporting compliance with regulatory requirements. Ideal candidates will have ...

Senior Network and Security Engineer

Own complex networks. Lead delivery on site. Be the expert customers trust as our Senior Network and Security Engineer.Not sure what skills you will need for this opportunity Simply read the full description below to get a complete picture of candidate requirements.At Intercity, we dont just keep network ...

Senior Security Systems Engineer & Consultant

A leading global consultancy in the UK is seeking a Senior Security Consultant/System Engineer to deliver security systems design in a fast-paced environment.Make sure to read the full description below, and please apply immediately if you are confident you meet all the requirements.The role involves wor ...

Senior Security Engineer & Team Lead

A technology company in Milton Keynes seeks a senior security leader to grow and shape its security capabilities.Apply (by clicking the relevant button) after checking through all the related job information below.The role involves leading a team and developing security strategies to mitigate risks while ...

Senior Network Security/ NOC Engineer

This organisation supports businesses across the UK with secure, always-on cloud and infrastructure services. This role sits at the heart of operations, keeping critical systems running smoothly while helping customers get more from their technology. Role Overview: 24/7 role: 4 ...

Senior Test Engineer National Security

Overview We are the Information Intelligence Group (IIG) of CACI UK, a specialist software consultancy providing new bespoke solutions to solve our customers complex operational problems. As our business continues to grow, we are interested in speaking with an experienced Senior Test Enginee ...

Senior Security Engineer (Defender, PurView)

We’re looking for a Senior Security Engineer for our client in the data sector, based in London, on an initial 3 to 6 month contract paying up to £500 per day Outside IR35. This role offers hybrid working with an expectation to attend the office 3 days per week. You will focus on hands-on remedi ...

Senior Network and Security Engineer

Company description Publicis Groupe is one of the largest advertising agency holding companies in the world and a global leader in the fields of marketing, communications, and digital transformation. A Connecting Company for the Connected Age, Publicis Groupe delivers winning solutions for clients ...

Senior Cyber Security Engineer (Hybrid)

A financial regulatory authority in Greater London is looking for a Cyber Security Engineer to build and maintain critical threat detection systems. The ideal candidate should have extensive experience in security engineering and a strong understanding of cyber security principles, supported by relevant certific ...

Senior Security Engineer (Blue Team)

Olo is a leading SaaS platform accelerating digital transformation in the restaurant industry, by helping customers deliver more personalized and profitable guest experiences. As a result, our digital ordering, payment, and guest engagement solutions enable brands to do more with less and make every guest ...

Senior Network and Security Engineer

Own complex networks. Lead delivery on site. Be the expert customers trust as our Senior Network and Security Engineer. A high number of candidates may make applications for this position, so make sure to send your CV and application through as soon as possible.At Intercity, we dont just ...

Senior Fire & Security Systems Engineer

Senior Fire & Security Systems Engineer – Swindon £50,000 basic + OTE £70,000–£80,000 + bonuses Company van + profit share + true autonomy Are you ready to take ownership of your career—not just your workload? This is a rare opportunity to jo ...

Senior Fire & Security Systems Engineer

Job Title: Senior Fire & Security Systems Engineer Scroll down the page to see all associated job requirements, and any responsibilities successful candidates can expect.Location: Swindon Salary: £50k base salary plus commission (OTE £70k-£80k), a profit share scheme, and a fully equippe ...

Senior Fire & Security Systems Engineer

Job Title: Senior Fire & Security Systems Engineer Location : Swindon Salary: £50k base salary plus commission (OTE £70k-£80k), a profit share scheme, and a fully equipped company van.Is this your next job Read the full description below to find out, and do not hesitate to make an application.Job Type: P ...

Senior Electrical Engineer Security Systems

Job Title: Senior Security Technical Engineer/Supervisor Scroll down for a complete overview of what this job will require Are you the right candidate for this opportunityAre you an experienced Senior Security Technical Engineer/Supervisor looking for your next challenge? Do you ...

Senior Electrical Engineer Security Systems

Job Title: Senior Security Technical Engineer/Supervisor Scroll down for a complete overview of what this job will require Are you the right candidate for this opportunityAre you an experienced Senior Security Technical Engineer/Supervisor looking for your next challenge? Do you ...

Senior Fire & Security Systems Engineer

Senior Fire & Security Systems Engineer – Swindon The experience expected from applicants, as well as additional skills and qualifications needed for this job are listed below.£50,000 basic + OTE £70,000–£80,000 + bonuses Company van + profit share + true autonom ...

Senior Electrical Engineer Security Systems

Job Title: Senior Security Technical Engineer/Supervisor Considering making an application for this job Check all the details in this job description, and then click on Apply.Are you an experienced Senior Security Technical Engineer/Supervisor looking for your next challenge? Do you take pride ...

Senior Security Engineer – Zero Trust & Cloud Security Lead

A sustainable energy technology firm is seeking a Senior Security Engineer to enhance security across their cloud platform. The role involves integrating security tools, working with AWS and Kubernetes, and fostering a security-centric culture. Ideal candidates should have experience in scripting, AWS/GCP securi ...

Senior Game Security Engineer — Lead & Build Security Team

A leading video game development studio in Oxford is seeking a skilled Lead Game Security Engineer to shape the security architecture for new projects. The role involves building a team to combat threats like cheating and piracy while collaborating closely with engineering teams. Candidates should have extensive ...

Senior OT Security Engineer: ICS/SCADA Security Leader

A leading cyber security services company is seeking a Senior OT Security Engineer to join their growing team. You will be responsible for delivering robust solutions across Operational Technology environments and supporting critical sectors like energy and water. Candidates should have expertise in ICS, SCADA, ...

Senior OT Security Engineer: ICS/SCADA Security Lead

A leading cyber security services company is seeking a Senior OT Security Engineer/Consultant who has a deep understanding of Operational Technology and industrial automation. You will be engaged in leading engineering-focused engagements and supporting critical national infrastructure across various sectors. Re ...

Senior Cyber Security Engineer – Hybrid/UK, Enterprise Security

A leading UK pensions and insurance consulting company is seeking a Senior Cyber Security Engineer to join their expanding security team. This hybrid role involves providing expert security guidance, leading vulnerability management, and mentoring team members. Ideal candidates will have robust experience in web ...

Senior Game Security Engineer — Lead & Build Security Team

A leading video game development studio in Oxford is seeking a skilled Lead Game Security Engineer to shape the security architecture for new projects.Experience, qualification, and soft skills, have you got everything required to succeed in this opportunity Find out below.The role involves building a te ...

Product Engineer Agentic A.I SalesApe.ai

Software Engineer, Nifty Gateway (Fullstack) and Principal Software Engineer, Nifty Gateway are listed roles with location at 108 E 16th Street, New York, NY 10003. Essential Skills & Qualifications Your Toolkit Languages & Frameworks: Python, React, Next.js, Django, MySQL < ...

Vice President, Fullstack Software Engineer (Java/React)

**About this role** **About this role** Are you interested in building innovative technology that shapes the financial markets? Do you like working at the speed of a startup, but want to solve some of the world’s most complex problems? Do you want to work with, and learn from, hands-on leaders ...

Staff/Lead Fullstack Engineer (Data Structures Expert)

What we are building Mimica's mission is to empower enterprises, teams, and individuals to reclaim their most precious resource — time and work more efficiently, with greater purpose and impact. Our AI-powered task mining observes employee actions across the desktop and categorizes them i ...

Lead Fullstack Engineer: Data Structures Expert (Remote)

A leading tech company is seeking a Software Engineer with 8+ years of experience to enhance the capabilities of their web app. In this fully remote position, you will design architectures, develop UI components, and ensure high performance. Ideal candidates are skilled in Redux and Node.js and thrive in a fast- ...

Fullstack Engineer: Imaging & AI Platform (On site)

A technology firm in the United Kingdom is seeking a Fullstack Software Engineer to develop front-end features and contribute to back-end microservices. The role emphasizes building a Windows-first software platform with a focus on imaging and AI integration. Ideal candidates will have strong skills in React, Ty ...

Senior FullStack Developer (React + React Native & TypeScript)

At TechBiz Global, we are providing recruitment service to our TOP clients from our portfolio. We are currently seeking a Senior Full-Stack Developer to jo ...

Senior FullStack Developer (React + React Native & TypeScript)

At TechBiz Global, we are providing recruitment service to our TOP clients from our portfolio. We are currently seeking a Senior Full-Stack Developer to jo ...

Security Engineer Product Security

Aircall is a unicorn, AI-powered customer communications platform used by 22,000+ companies worldwide to drive revenue, resolve issues faster, and scale customer-facing teams. Were redefining customer communications by bringing voice, SMS, WhatsApp, and AI together into one seamless workspace.Our momentum comes ...

Security Engineer Product Security

Aircall is a unicorn, AI-powered customer communications platform used by 22,000+ companies worldwide to drive revenue, resolve issues faster, and scale customer-facing teams. Were redefining customer communications by bringing voice, SMS, WhatsApp, and AI together into one seamless workspace.Our momentum comes ...

Security Engineer Product Security

Security engineers at Spotify protect the security of Spotify’s platform and of our 700+ million users. We are looking for an experienced engineer to join us in securing the most important engineering initiatives at Spotify.You will be working in the product security engineering and consulting team. We’re a dist ...

Security Engineer Product Security

Security engineers at Spotify protect the security of Spotify’s platform and of our 700+ million users. We are looking for an experienced engineer to join us in securing the most important engineering initiatives at Spotify.You will be working in the product security engineering and consulting team. We’re a dist ...

Security Engineer (Product Security)

Anticipate attacks, outsmart threats and safeguard innovation. Gallup is seeking a security engineer (product security) to help strengthen the security of our applications. This role is ideal for someone with a solid foundation in application security who is looking to deepen their expertis ...

Security Engineer (Product Security)

Anticipate attacks, outsmart threats and safeguard innovation. Gallup is seeking a Security Engineer (Product Security) who thrives at the intersection of engineering and security. You'll apply deep offensive security expertise to test Gallup's products and collaborate with developers to ...

Security Engineer Product Security

Aircall is a unicorn, AI-powered customer communications platform used by 22,000+ companies worldwide to drive revenue, resolve issues faster, and scale customer-facing teams. We’re redefining customer communications by bringing voice, SMS, WhatsApp, and AI together into one seamless workspace. Our ...

Security Engineer Product Security

Overview Aircall is a unicorn, AI-powered customer communications platform used by 22,000+ companies worldwide to drive revenue, resolve issues faster, and scale customer-facing teams. We’re redefining customer communications by bringing voice, SMS, WhatsApp, and AI together into one seamless wor ...

Security Engineer Application Security

About the role An exciting opportunity to join a leading company and play an influential part in their continued dedication to Application Security. At Tesco, the application security team’s strategy is to provide security tooling that fits seamlessly into software engineering teams ways of worki ...

Security Engineer Product Security

Overview Aircall is a unicorn, AI-powered customer communications platform used by 22,000+ companies worldwide to drive revenue, resolve issues faster, and scale customer-facing teams. We’re redefining customer communications by bringing voice, SMS, WhatsApp, and AI together into one seamless wor ...

Security Engineer, Product Security

About Us Chainlink Labs is the primary contributing developer of Chainlink, the decentralized computing platform powering the verifiable web. Chainlink is the industry-standard platform for providing access to real-world data, offchain computation, and secure cross-chain interoperability across a ...

Security Engineer

Contract  Location: Hybrid / Remote (UK) About the role Olive Jar Digital is seeking a DevOps Engineer to support the delivery of multiple AI-focused initiatives through Discovery and Alpha.You will design and maintain automated deployment pipelines, ensure environments are reliable and secure ...

Security Engineer

Security Engineer (IT & OT)Location: RemoteSalary: Up to £70,, depending on experience, plus bonus and benefitsAbout the roleAt Evri, we’re strengthening our security posture across both IT and OT estates. As a Security Engineer, you’ll build, confi ...

🚀 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 Security Engineer Fullstack Reactjava Jobs in United Kingdom Job Search Guide, Trends and Insights