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 Software Engineer – Hybrid, Mission Critical Security

A government intelligence agency in the UK is seeking a Senior Software Engineer to tackle mission-critical challenges while contributing to architecture and design solutions. You will work within a collaborative environment dedicated to professional development, offering a competitive salary ranging from £48,78 ...

Senior Software Engineer – Hybrid, Mission Critical Security

A UK intelligence agency is seeking a Senior Software Engineer to join their team. The role involves contributing to software architecture while engaging with stakeholders and delivering solutions. You will have opportunities for personal development, mentoring others, and working in a collaborative environment. ...

Senior Software Engineer – Hybrid, Mission Critical Security

A leading security agency in the UK is seeking a Senior Software Engineer to solve mission-critical challenges. This role involves designing innovative software solutions while collaborating with both technical and non-technical teams. Successful candidates will be experienced in software engineering methodologi ...

Senior Software Engineer – Hybrid, Mission Critical Security

A UK intelligence agency is looking for a Senior Software Engineer to contribute to mission-critical solutions. You'll be responsible for the architecture and design of systems and promoting best practices in software development. The ideal candidate will have a strong foundation in software engineering techniqu ...

Senior Software Engineer – Hybrid, Mission Critical Security

An intelligence agency is seeking a Senior Software Engineer to address mission-critical challenges. The role involves architectural contributions, delivering high-quality software solutions, and mentoring teams. You will thrive in a fast-paced environment, adapting to innovative methodologies. A competitive sal ...

Senior Software Engineer – Hybrid, Mission Critical Security

A UK intelligence agency is seeking a Senior Software Engineer to play a crucial role in addressing mission-critical challenges. This position involves collaborating with peers and applying innovative engineering techniques to create high-quality solutions. The ideal candidate will have a background in software ...

Senior Software Engineer – Hybrid, Mission Critical Security

A UK intelligence agency is seeking a Senior Software Engineer to address mission-critical challenges by designing and developing software solutions. The role involves teamwork, innovative thinking, and mentoring, alongside hybrid working arrangements that accommodate work-life balance. Competitive salary rangin ...

Senior Software Engineer – Hybrid, Mission Critical Security

A UK intelligence agency is seeking a Senior Software Engineer to tackle mission-critical challenges in software development. You will contribute to the architecture and design of systems, mentor team members, and engage with stakeholders in a dynamic and innovative environment. The role offers a competitive sal ...

Senior Software Engineer – Hybrid, Mission Critical Security

A government intelligence agency is seeking a Senior Software Engineer to contribute to mission-critical challenges. You will be responsible for software architecture and design while collaborating with cross-functional teams. The position offers a salary ranging from £48,782 to £58,194, alongside a £3,500 recru ...

Senior Software Engineer – Hybrid, Mission Critical Security

A UK intelligence agency is seeking a Senior Software Engineer in Manchester. The role involves solving mission-critical challenges and delivering high-quality software solutions. You will work in a supportive environment that fosters collaboration and innovation, with a competitive salary ranging from £48,782 t ...

Senior Software Engineer – Hybrid, Mission Critical Security

A UK security agency is looking for a Senior Software Engineer to tackle mission-critical challenges and deliver high-quality solutions. You will design and implement systems that contribute to the safety of the UK while mentoring team members and collaborating across departments. The role offers a competitive s ...

Senior Software Engineer – Hybrid, Mission Critical Security

A UK intelligence agency is seeking a Senior Software Engineer to solve mission-critical challenges. You'll design software systems, mentor teams, and engage with stakeholders. The role requires a strong enthusiasm for software techniques and methodologies. This position supports hybrid working, aiming for a bal ...

Senior Software Engineer – Hybrid, Mission Critical Security

A UK intelligence agency is seeking a Senior Software Engineer to tackle mission-critical challenges. You will contribute to software architecture and lead teams while innovating within a collaborative environment. Offering a salary range of £48,782 to £58,194 with additional bonuses, opportunities for professio ...

Senior Software Engineer – Hybrid, Mission Critical Security

A national security agency in the UK seeks a Senior Software Engineer to contribute to critical projects aimed at maintaining the safety of the UK. The ideal candidate will work on innovative software solutions and collaborate with diverse teams. The role offers a competitive salary ranging from £48,782 to £58,1 ...

Senior Software Engineer – Hybrid, Mission Critical Security

A UK intelligence agency is seeking a Senior Software Engineer in Manchester to address mission-critical challenges. The role involves designing and delivering high-quality software solutions while collaborating with various teams and stakeholders. Competitive salary ranges from £48,782 to £58,194, with addition ...

Senior Software Engineer – Hybrid, Mission Critical Security

A national security agency in the UK is seeking a Senior Software Engineer to contribute to mission-critical projects. You will be involved in the design and architecture of software solutions, ensuring high standards of security and quality. The role includes opportunities for mentorship and collaboration in a ...

Senior Software Engineer – Hybrid, Mission Critical Security

A leading intelligence agency in the UK is seeking a Senior Software Engineer to solve mission-critical challenges using innovative software solutions. The role requires you to contribute to system architecture, promote best practices, and mentor a high-performing team. Applicants should have a strong background ...

Senior Software Engineer – Hybrid, Mission Critical Security

A national security agency in Manchester is seeking a Senior Software Engineer to tackle mission-critical challenges. The role offers a salary range of £48,782 to £58,194, including a one-off recruitment bonus of £3,500. You'll work in a cutting-edge environment, mentoring peers and contributing to innovative so ...

Senior Software Engineer – Hybrid, Mission Critical Security

A government intelligence agency in the UK is seeking a Senior Software Engineer to play a crucial role in architecting and enhancing critical systems. The position offers a salary between £48,782 and £58,194, with additional bonuses and a focus on a supportive work culture that prioritizes personal development. ...

Senior Software Engineer – Hybrid, Mission Critical Security

A UK security agency is seeking a Senior Software Engineer to solve mission-critical challenges in a supportive environment. You will design and develop high-quality software solutions, collaborate with peers, and apply innovative techniques. The role includes opportunities for personal development and a salary ...

Senior Software Engineer – Hybrid, Mission Critical Security

A UK intelligence agency seeks a Senior Software Engineer in Manchester. This role involves leading the design of innovative software solutions that support the agency's mission of national security. The candidate should have strong experience in software engineering, mentoring, and collaboration. Competitive sa ...

Senior Software Engineer – Hybrid, Mission Critical Security

A UK Intelligence Agency is looking for a Senior Software Engineer to work on critical systems that protect the UK from threats. You’ll play a vital role in the architecture and design of both new and existing systems while leading and mentoring a team of engineers. This position values innovative thinking and e ...

Senior Software Engineer – Hybrid, Mission Critical Security

A UK intelligence agency is seeking a Senior Software Engineer to tackle mission-critical challenges. In this role, you'll design and contribute to software solutions that enhance national security. The agency supports hybrid working patterns and values a diverse workforce, offering training, mentorship, and opp ...

Senior Software Engineer – Hybrid, Mission Critical Security

A UK security agency is seeking a Senior Software Engineer to tackle mission-critical challenges in a supportive environment. You will design systems and promote best practices in software development. The role offers flexible working patterns and opportunities for personal and professional development. The star ...

Senior Software Engineer – Hybrid, Mission Critical Security

A UK intelligence agency is seeking a Senior Software Engineer to contribute to mission-critical challenges. The role involves software architecture, teamwork, and mentoring in a supportive environment. Offering a competitive salary between £48,782 to £58,194 with a bonus and diverse benefits including flexible ...

Senior Software Engineer – Hybrid, Mission Critical Security

A UK government intelligence agency is seeking a Senior Software Engineer to solve mission-critical challenges. In this role, you'll contribute to system architecture and design, establish best practices, and deliver high-quality software solutions. Your experience will drive innovation, and collaboration is key ...

Senior Software Engineer – Hybrid, Mission Critical Security

A national security agency in the United Kingdom is looking for a Senior Software Engineer to solve mission-critical challenges. The role requires expertise in software engineering to design and deliver innovative solutions while collaborating with cross-functional teams. Candidates should thrive in fast-paced e ...

Senior Software Engineer – Hybrid, Mission Critical Security

A prominent UK security agency is looking for a Senior Software Engineer to tackle mission-critical challenges with innovative solutions. The role entails contributing to both new and existing systems, mentoring team members, and engaging with a diverse range of stakeholders. You’ll benefit from a competitive sa ...

Senior Software Engineer – Hybrid, Mission Critical Security

A leading UK intelligence agency is seeking a Senior Software Engineer to contribute to mission-critical challenges. You will collaborate with peers, deliver high-quality software solutions, and support a diverse team. The role offers hybrid working options and a salary range of £48,782 to £58,194, along with a ...

Senior Software Engineer – Hybrid, Mission Critical Security

A leading intelligence agency in the UK is seeking a Senior Software Engineer to tackle mission-critical challenges. The role involves collaborating with teams to innovate and deliver high-quality software solutions, while also mentoring others. Candidates must have a relevant degree and experience in software e ...

Senior Software Engineer – Hybrid, Mission Critical Security

A national security agency based in the UK is seeking a Senior Software Engineer to contribute to vital software solutions that support national security objectives. You will collaborate across teams, lead initiatives, and drive innovation in a supportive environment. The successful candidate will have experienc ...

Senior Software Engineer – Hybrid, Mission Critical Security

A leading security agency in the UK is seeking a Senior Software Engineer to address mission-critical challenges through innovative software solutions. You will contribute to system architecture, mentor team members, and ensure effective collaboration across teams. Candidates should have a strong background in s ...

Senior Software Engineer – Hybrid, Mission Critical Security

A leading UK intelligence agency is seeking a Senior Software Engineer to play a pivotal role in solving mission-critical challenges. You will influence the architecture and design of software systems, establish best practices, and mentor junior staff. This position offers flexible working patterns and a commitm ...

Senior Software Engineer – Hybrid, Mission Critical Security

A prominent UK security agency seeks a Senior Software Engineer to address mission-critical challenges and deliver high-quality software solutions. You will contribute to system architecture and design, mentor team members, and collaborate across departments. The role requires enthusiasm for software engineering ...

Senior Software Engineer – Hybrid, Mission Critical Security

A leading intelligence agency in the UK is seeking a Senior Software Engineer to tackle mission-critical challenges. You will play a central role in developing software solutions that contribute to national security, collaborating with both technical and non-technical teams. The salary range is £48,782 to £58,19 ...

Senior Software Engineer – Hybrid, Mission Critical Security

A UK intelligence agency is seeking a Senior Software Engineer to contribute to the architecture and design of software solutions. You will play a crucial role in solving mission-critical challenges while promoting best practices and delivering high-quality software. The ideal candidate will have a strong backgr ...

Senior Software Engineer – Hybrid, Mission Critical Security

A national security agency in the UK is seeking a Senior Software Engineer to lead critical software solutions. Candidates should possess a strong background in software engineering and Agile methodologies. Responsibilities include architecture design, mentoring teams, and collaborating with stakeholders to enha ...

Senior Software Engineer – Hybrid, Mission Critical Security

A government intelligence agency in the UK is seeking a Senior Software Engineer to tackle mission-critical challenges. The role involves contributing to software architecture and design while advocating best practices. Candidates should have a relevant degree, strong software engineering skills, and an enthusia ...

Senior Security Engineer (Embedded Systems) – Hybrid, £74k+

A tech recruitment company is looking for an experienced Senior Software/Systems Engineer with expertise in security to join a team in the United Kingdom. The role involves guiding security aspects of product development, providing technical support to teams, and collaborating on security requirements and best p ...

Senior Software Engineer – Hybrid, Mission Critical Security

A leading security agency in the UK is seeking a Senior Software Engineer to address mission-critical challenges and contribute to system architecture and design. You will engage with diverse stakeholders and mentor colleagues while leveraging innovative software engineering techniques. This role offers a compet ...

Senior Software Engineer – Hybrid, Mission Critical Security

An intelligence agency of the UK is seeking a Senior Software Engineer to tackle mission-critical challenges while contributing to the design and development of software solutions. The role offers a salary ranging from £48,782 to £58,194, along with a recruitment bonus. The ideal candidate should have strong exp ...

Senior Software Engineer – Hybrid, Mission Critical Security

A UK intelligence agency is seeking a Senior Software Engineer to tackle mission-critical challenges through innovative software solutions. You will contribute to system architecture and best practices while providing mentorship to junior engineers. This role emphasizes personal development and collaboration wit ...

Senior Software Engineer — Mission Critical UK Security

A leading UK intelligence agency is seeking a Senior Software Engineer to address mission-critical challenges. The role involves enhancing software design, fostering best practices, and mentoring teams. Successful candidates will have expertise in software engineering methodologies and a passion for emerging tec ...

Senior Software Engineer – Hybrid, Mission Critical Security

A leading intelligence agency in the UK is seeking a Senior Software Engineer to tackle mission-critical challenges. You will design and implement robust software solutions, collaborate within a team, and mentor peers, all while contributing to the agency's mission of national safety. The role offers a competiti ...

Senior Software Engineer – Hybrid, Mission Critical Security

A leading intelligence agency is seeking a Senior Software Engineer to solve mission-critical challenges and support the UK's security. In this role, you will contribute to system architecture and best practices while working in an innovative and collaborative environment. You will also lead teams, mentor peers, ...

Senior Software Engineer – Hybrid, Mission Critical Security

A UK intelligence agency is looking for a Senior Software Engineer to join its innovative team. You will play a critical role in enhancing software systems, ensuring the UK's safety through technology. The role offers a salary range of £48,782 to £58,194 along with a £3,500 recruitment bonus and opportunities fo ...

Senior Software Engineer – Hybrid, Mission Critical Security

A UK Intelligence Agency is seeking a Senior Software Engineer to tackle mission-critical challenges. The position offers a salary range of £48,782 to £58,194 alongside a signing bonus and hybrid work options. The successful applicant will be involved in designing and developing critical software systems while c ...

Senior Software Engineer – Hybrid, Mission Critical Security

A UK intelligence agency is seeking a Senior Software Engineer to tackle mission-critical challenges across various systems. This role requires expertise in software engineering methodologies, team leadership, and innovation to improve high-quality software solutions. Offering a competitive salary between £48,78 ...

Senior Software Engineer – Hybrid, Mission Critical Security

A UK intelligence agency is seeking a Senior Software Engineer to tackle mission-critical challenges. In this role, you will design and contribute to new systems, establish best practices, and engage with diverse stakeholders. Your experience in software engineering and enthusiasm for mentoring will drive innova ...

Senior Software Engineer – Hybrid, Mission Critical Security

A prominent UK intelligence agency is seeking a Senior Software Engineer in Manchester to solve mission-critical challenges and contribute to high-quality software solutions. This role combines software engineering expertise with leadership responsibilities, fostering growth and innovation within a supportive te ...

🚀 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