363,844+ Java Software Engineer Cloudnative Api Security Jobs in UK — Top Companies Hiring June 2026

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Engineering Lead, API Experience & Developer Platform

Dangote Industries Limited is seeking an experienced Engineering Lead to oversee the API Experience team. You will manage engineers building secure tooling for enterprise partners integrating with Wise’s API.The role emphasizes a product-led mindset, technical authority in Java, and experience in distr ...

Senior PHP Developer

Our client is a cybersecurity company helping organisations protect sensitive information through large-scale data collection, correlation, and real-time alerting. Their platform supports enterprise and government clients operating in high-trust environments. Overview Our client is building ...

Security Cleared Software Engineer — Build Impactful Systems

hackajob, in partnership with CoreTech Security, is seeking a software developer for innovative projects in the Cyber Security space. Engage in hands-on delivery, mentoring junior colleagues, while designing new software products with full autonomy. The ideal candidate will hold an active Developed Vet ...

DV Cleared Software Engineer: DevOps, Cloud & Security

Adecco is seeking a DV-cleared Software Engineer to work across various locations in the UK, including London, Cheltenham, Manchester, and Ipswich. This role involves designing and delivering scalable platforms within a software-defined, automation-first environment. The ideal candidate has a strong so ...

Security & Intelligence Software Engineer — Secure Mission Apps

Envitia Group is seeking a skilled Software Engineer to work on designing, developing, integrating, and maintaining secure software services within classified environments. The successful candidate will leverage their knowledge of programming languages and engineering practices to deliver impactful outcomes. ...

Cyber Software Engineer (Hybrid) Build Security Solutions

BT Group in Birmingham is seeking a Software Developer to enhance its Global Security Operation Centres. You will be responsible for engaging with internal teams to develop systematic solutions utilizing open-source software while ensuring project deadlines are met. The ideal candidate will have a degr ...

Security & Intelligence Software Engineer — Secure Mission Apps

Envitia Group is seeking a skilled Software Engineer to work on designing, developing, integrating, and maintaining secure software services within classified environments. The successful candidate will leverage their knowledge of programming languages and engineering practices to deliver impactful outcomes. ...

Security & Intelligence Software Engineer — Secure Mission Apps

Envitia Group is seeking a skilled Software Engineer to work on designing, developing, integrating, and maintaining secure software services within classified environments. The successful candidate will leverage their knowledge of programming languages and engineering practices to deliver impactful outcomes. ...

Principal Software Engineer — IAM & Cloud Security Leader

Trust In SODA is seeking a Principal Software Engineer in Greater London to lead the development of a cloud security platform. This role involves shaping the architecture for an Identity & Access Management solution that supports large-scale AI systems. Ideal candidates will have deep expertise in Gola ...

Cloud Security Software Engineer Seed Stage Startup

zeroRISC inc. is seeking a Software Engineer to develop security-focused cloud services and infrastructure. This role involves designing APIs, building backend systems, and ensuring seamless functionality with our embedded platform. The ideal candidate will have a degree in Computer Science, 3+ years o ...

IT & Software Systems Engineer — Hybrid, Security‑Cleared

IT & Software Systems Engineer We are in search of two?Systems Engineers?for our Leidos engineering capability. Using your experience in Systems Engineering, you will be responsible for working with customers and suppliers to execute Systems Engineering activities across the full lifecycl ...

iOS Software Engineer (Swift) – Smart Home Security

A leading smart home technology company is seeking a talented iOS Developer to join their UK team. You will focus on building fully native Swift experiences for IoT-connected devices, collaborating with a multidisciplinary team to enhance user safety and experience. This role offers a hybrid work model in Leeds ...

National Security Cyber Software Engineer DV Clearance

Cyber UK is seeking a Cyber Software Engineer to contribute to critical systems in support of National Security missions. The successful candidate will work on AI, Cyber, Cloud, DevOps/SRE, and Platform Engineering projects. Key qualifications include strong experience with C or C++, familiarity with P ...

Contract NI LabVIEW Software Engineer Security Cleared

Arm is seeking a Software Engineer for a 12-month contract based in Edinburgh, paying up to £68 per hour. The role involves creating and delivering software solutions while ensuring stakeholder needs are met. Applicants should be experienced in NI LabVIEW and Agile development. This position requires h ...

C++ Software Engineer Core Security (Anti Cheat)

A leading gaming company in Edinburgh is looking for a skilled Software Engineer (C++) to enhance product security. The role focuses on creating solutions to protect their titles from vulnerabilities, implementing anti-cheat technologies, and solving complex debugging issues. Candidates should have over 4 years ...

Security Software Engineer PKI, TLS & Trust Automation

A leading streaming platform in Greater Manchester is hiring a Security Software Engineer to architect and implement security solutions. The role focuses on developing automated security tools and managing cryptographic infrastructure. Candidates should have strong experience in cybersecurity practices and senio ...

Senior Security Software Research Engineer – Defense Tech

A leading technology firm in London is seeking a Senior Security Software Research Engineer to identify vulnerabilities and develop exploits. The role requires 3+ years of experience in vulnerability research, knowledge of various systems, and familiarity with common security research tools. Employees enjoy attr ...

Cloud Native Software Engineer — CI/CD & Security

A leading consulting firm in Leeds is seeking talented software engineers to develop traditional and serverless applications in an agile environment. Candidates should have experience in Java, Typescript, C#, Python, or Go, and familiarity with cloud technologies such as AWS or Azure. The position offers a compe ...

Operational Cyber Software Engineer – Gloucester – National Security

Location(s): UK, Europe & Africa : UK : Gloucester BAE Systems Digital Intelligence is home to 4,500 digital, cyber and intelligence experts. We work collaboratively across 10 countries to collect, connect and understand complex data, so that governments, nation states, armed forces and comm ...

Senior C++ Software Engineer – AI & Security (Hybrid)

A leading defense and aerospace company seeks a Senior Software Engineer to work on national security products. Ideal candidates are experienced in C++ and Linux, with knowledge of networking protocols. The role offers a dynamic, agile working environment and involves international collaboration. Embracing hybri ...

Security Software Engineer (C++/Rust) – Embedded & Product

Third Nexus Group Limited is seeking a Software Engineer with experience in C++, Rust, and security products. This role is focused on building high-security hardware and software used by various sectors including defense and government. Ideal candidates will have 2-5 years of experience and a relevant ...

Senior Security Engineer: Build Secure, Scalable Software

J.P. MORGAN is looking for a Lead Security Engineer in Bournemouth, UK, to deliver secure software solutions within the Cybersecurity Technology Controls team. This role requires experience in security engineering, proficiency in Python, and the ability to work collaboratively with stakeholders. Applicants shoul ...

Senior Software Engineer Cyber Security Configuration Assurance

Description JOB TITLE: Senior Software Engineer – Cyber Security Configuration AssuranceSALARY: £63,152 - £78,940 per annumLOCATION: Leeds, Manchester, Bristol, EdinburghHOURS: Full-time – 35 hoursWORKING PATTERN: Our work sty ...

Senior Software Engineer Cyber Security Configuration Assurance

Description JOB TITLE: Senior Software Engineer – Cyber Security Configuration AssuranceSALARY: £63,152 - £78,940 per annumLOCATION: Leeds, Manchester, Bristol, EdinburghHOURS: Full-time – 35 hoursWORKING PATTERN: Our work sty ...

Operational Cyber Software Engineer Gloucester National Security

Location(s): UK, Europe & Africa : UK : Gloucester BAE Systems Digital Intelligence is home to 4,500 digital, cyber and intelligence experts. We work collaboratively across 10 countries to collect, connect and understand complex data, so that governments, nation states, armed forces and com ...

Security Cleared Software Engineer Cloud, Agile & Growth

A growing technology company in the UK is looking for Software Engineers to design and maintain high-quality software systems. This role involves working on meaningful projects in a flexible environment. Candidates should have strong foundational skills in software engineering, with experience in languages like ...

Operational Cyber Software Engineer Gloucester National Security

Location(s): UK, Europe & Africa : UK : Gloucester BAE Systems Digital Intelligence is home to 4,500 digital, cyber and intelligence experts. We work collaboratively across 10 countries to collect, connect and understand complex data, so that governments, nation states, armed ...

Senior Software Engineer Gloucester National Security West

Location(s): UK, Europe & Africa : UK : Gloucester BAE Systems Digital Intelligence is home to 4,500 digital, cyber and intelligence experts. We work collaboratively across 10 countries to collect, connect and understand complex data, so that governments, nation states, armed ...

Senior Software Engineer Cyber Security Configuration Assurance

Description JOB TITLE: Senior Software Engineer – Cyber Security Configuration AssuranceSALARY: £63,152 - £78,940 per annumLOCATION: Leeds, Manchester, Bristol, EdinburghHOURS: Full-time – 35 hoursWORKING PATTERN: Our work sty ...

Software Engineer, SAST & AI Driven Security Rules

Snyk is looking for a Software Engineer in Greater London to join the Code Rules team. In this role, you'll work alongside security researchers to evolve the static analysis engine and improve vulnerability detection. Responsibilities include designing high-quality solutions, supporting customers, and collaborat ...

Software Engineer (Backend / Platform) (DV Security Clearance)

Software Engineer (Backend / Platform) (DV Security Clearance) Position DescriptionAt CGI, we deliver cutting-edge software solutions that help protect the UK's national interests and support critical national security programmes. As a Backend / Platform Software Engineer, you'll play a key role in de ...

Senior Software Engineer Cyber Security Configuration Assurance

Description JOB TITLE: Senior Software Engineer – Cyber Security Configuration AssuranceSALARY: £63,152 - £78,940 per annumLOCATION: Leeds, Manchester, Bristol, EdinburghHOURS: Full-time – 35 hoursWORKING PATTERN: Our work sty ...

Security Cleared IT & Software Systems Engineer – Hybrid

Limelight Health is looking for two Systems Engineers to join their team in Greater London. The ideal candidates will have at least 3 years of experience in Systems Engineering focused on IT/software systems, a good understanding of the Systems Engineering Frameworks, and the ability to work with minimal supe ...

Test Equipment Software Engineer Hybrid, Security Cleared

MBDA UK Ltd is seeking a Test Equipment Software Engineer in Bolton, England, to develop and maintain software that supports critical product testing and validation processes. This role involves working closely with hardware, troubleshooting issues, and improving existing software solutions. The ideal ...

Senior Embedded Security Software Engineer (C/Python)

A security solutions company in Cambridge seeks a Senior Software Developer skilled in C and Python for embedded systems. Responsibilities include designing and testing next-gen cryptographic Hardware Security Modules. Candidates should have a degree in a relevant field and experience in Linux environments. This ...

Staff Software Engineer: Golang, Cloud & Security Lead

Alto in Greater London is seeking a software development leader to design and develop software solutions addressing Workload Identity challenges. The role requires collaboration with a close-knit team and stakeholders, acting as a technical lead. Candidates should have a strong background in software d ...

Senior Software Engineer Gloucester National Security West

Job Title Senior Software Engineer Location Gloucester – we offer a range of hybrid and flexible working arrangements; please speak to your recruiter about the options for this particular role. Grade GG10 – GG11 Referral Bonus £5,000 About th ...

Senior Fullstack Software Engineer, Privacy & Data Security

At Vanta, our mission is to help businesses earn and prove trust.We believe that security should be monitored and verified continuously, and we empower companies to practice better security and prove it with ease. Vanta has a kind and talented team, and while some have prior security experience, many have ...

Lead Security Engineer Secure Software & Threat Modeling

A global financial services leader is seeking a Lead Security Engineer to join their Bournemouth team. In this crucial role, you will develop secure software solutions while ensuring compliance with industry regulations. Key responsibilities include executing security solutions, minimizing vulnerabilities, and c ...

Cloud Platform Security Engineer Software engineering London

The role You will evolve Checkout.com’s security posture across our multi-cloud environments and SIEM platform. This role sits at the intersection of cloud security engineering and detection capability — responsible for both hardening the infrastructure we operate on and ensuring we can s ...

Senior Full‑Stack Engineer – Data & Analytics

A leading global financial services provider in Glasgow is looking for a Full Stack Software Engineer III to join their Corporate data and analytics services team. The role involves designing and delivering technology products, ensuring security and scalability. Candidates should have strong experience with Java ...

Secure Full Stack Engineer DV Cleared

Forwardrole is seeking a Full Stack Software Engineer for a hybrid role across secure sites in Gloucestershire and Romsey. In this position, you will design, build, and improve secure software systems for operational National Security environments, ensuring reliability and quality. The role requires ha ...

Staff Software Engineer, Secure DevOps Platform

Split Software is seeking an experienced engineer to join their Supply Chain Security team. You'll design, develop, and maintain critical software that secures the software delivery lifecycle, ensuring quality and efficiency. Ideal candidates will have 7-11 years of experience in Java and Golang, along ...

Software Engineering Team Lead

Software Development Team Lead (Node.js / TypeScript) Remote (UK) | Cambridge office ~1-2 days/month | Permanent | £75,000 We’re partnering with a well‑established global software provider operating in the intelligence, public safety, and security technology space. Backed by a large i ...

Lead Java Developer

About the Job you are considering: We are seeking an experienced Lead Java Developer with CIAM Customer Identity and Access Management expertise to design, develop and lead the implementation of scalable and secure identity solutions. The ideal candidate will have strong technical leadership capa ...

Geospatial Java Cloud Engineer (SC Cleared) | Hybrid

Java Developer - Cloud Services+ 12 month initial contract+ Hybrid working out of Newcastle+ SC Cleared role+ £70 p/h - Inside IR35Key Skills:+ Java Developer+ Cloud Services+ RedHat/KubernetesRole Overview -The Software Engineer will join our collaborative, forward-thi ...

Java Developers x 2 SC Cleared

Java Developer - Cloud Services+ 12 month initial contract+ Hybrid working out of Newcastle+ SC Cleared role+ £70 p/h - Inside IR35Key Skills:+ Java Developer+ Cloud Services+ RedHat/KubernetesRole Overview -The Software Engineer will join our collaborative, forward-thi ...

Java Developer

We’re looking for a Security focused Java Software Engineer to design and build secure, high quality backend services that power core cryptographic and security sensitive platforms. You’ll work across Java engineering, HSM integration and modern DevSecOps pipelines. Key Responsibilities< ...

Java Developer

We’re looking for a Security focused Java Software Engineer to design and build secure, high quality backend services that power core cryptographic and security sensitive platforms. You’ll work across Java engineering, HSM integration and modern DevSecOps pipelines. Key Responsibilities< ...

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    Java Software Engineer Cloudnative Api Security Jobs in United Kingdom Job Search Guide, Trends and Insights