Working with AUTOSAR Classic, you will implement and validate security foundations including HSM integration, Secure Boot, Secure Diagnostics, and Secure Programming. This contract role supports a company specializing in electro-mechanical systems for the automotive/EV industry.

Native Kotlin and Jetpack Compose development on a consumer-facing Android app for in-store grocery trips, running on a known device inside live stores. Integrates on-device edge AI (ML Kit, TensorFlow Lite) and uses AI coding tools like Cursor or Claude Code. Reports to the Head of Android.

Microsoft★4.2 (9k)· London

Manage a team of Security Solution Engineers advising customers on Microsoft Security solutions including Defender XDR, Microsoft Sentinel, Microsoft Entra, and Microsoft Purview. The team supports customers in evaluating applications, recommending tailored solutions, and demonstrating technologies to win technical decisions.

The UK Head of Quantum will work with superconducting qubits, diamond spin qubits, Digital Annealer, Monaka/HPC, quantum simulation, error correction, AI-enabled workflows, and hybrid quantum-classical solution patterns. You will build and lead the UK quantum function, operating model, team, and go-to-market propositions, integrating with Fujitsu Research Japan, global quantum consulting, and partner capabilities. You will establish the multidisciplinary UK quantum team from inception.

Google★4.3 (6.2k)· London

You'll work on Android with Java and Kotlin for the Growth Systems and App Foundations team. This role builds the foundational and growth-oriented systems that power Google's Android apps at massive scale.

Deloitte★3.9 (14k)· London

You will design and continuously improve Next-Gen Detection and Response capabilities, working with SIEM/SOAR (Google SecOps), EDR/XDR (Crowdstrike, Microsoft Defender XDR), and NDR (Corelight) tools across hyperscaler environments. You bridge security strategy with technical blueprints, developing HLD/LLD documents within Agile, DevOps, or Kanban delivery models and using TOGAF. The role sits in Deloitte’s Cyber practice, solving clients’ toughest cyber security challenges.

This postdoctoral role works with GitHub, GitLab, CI/CD, SBOMs, vulnerability databases, cloud services, AI, and ML evaluation ontologies. The TrustAttest project develops a continuous compliance monitoring and automated remediation platform for SME software vendors, mapping the UK SSCoP requirements to observable technical signals across development environments.

Fujitsu★3.6 (2.4k)· London

Lead quantum technologies including superconducting qubits, diamond spin qubits, Digital Annealer, HPC, and hybrid quantum-classical architectures. Establish Fujitsu’s UK quantum function from scratch, building the team, governance, and delivery approach

You will work with Unix/Linux, JavaScript, a ticketing system, and networking infrastructure tools. As a Support Engineer on the Global Support Engineering team, you will resolve technical issues with ExtraHop's network detection and response (NDR) product and assist customers with hardware, firmware, and third-party integrations.

As an Enterprise Sales Engineer, you will use Neo4j and the Cypher query language, Terraform for IaC, REST APIs, Apache Kafka/Confluent, plus Python, JavaScript, React and Go. You will be a trusted technical advisor, guiding enterprise customers through deploying the client’s platform for secure, governed AI, and will partner with Sales, Customer Success and Partner teams. The listing does not specify team size.

Manage a team of test and DevOps engineers building CI/CD, Yocto-based embedded Linux, test automation, and cloud infrastructure (Python, C/C++, AWS/GCP/Azure) for non-invasive neuromonitoring medical devices.

The researcher will work with GitHub, GitLab, CI/CD pipelines, SBOMs, vulnerability databases, cloud services, ontologies, and machine-learning evaluation for AI-assisted compliance monitoring. The TrustAttest project, an Innovate UK initiative, builds a continuous compliance monitoring and automated remediation platform that maps the UK’s Software Security Code of Practice to observable technical signals for SME software vendors.

The role involves troubleshooting network infrastructure, hardware, firmware, and third-party integrations using a ticketing system and video/phone channels. Preferred technologies include Unix/Linux

Build Android fitness app features with React Native and Expo, using Claude for AI-assisted development and agentic workflows. 1-month contract fully remote.

NielsenIQ★3.6 (191)· London

Oversees product security

You will work with Java, Kotlin, and Android OS to develop and maintain display and power frameworks for the Android ecosystem. As a Tech Lead Manager, you manage a team of software engineers, ensuring stability and extensibility of critical frameworks across devices.

Darktrace★2.7 (49)· London

Senior Cyber Infrastructure Engineers deploy Darktrace’s AI-powered cybersecurity technology into network, cloud, OT, and email environments, using tools like AWS, Microsoft, Cisco, and Palo Alto Networks. They design solution architectures, integrate systems, and mentor junior team members within the post-sales Professional Services organization.

Darktrace★2.7 (49)· London

You will deploy and integrate Darktrace’s AI-powered cybersecurity technology in network, cloud, OT, and email environments. The role involves working with computer networking protocols, LAN/WAN, OT principles, and vendors such as AWS, Microsoft, Cisco, and Palo Alto Networks. This post-sales Professional Services position ensures products are optimized to the highest standards.

Lead a team of test and DevOps engineers owning CI/CD, Yocto-based embedded Linux, and test automation infrastructure. The role uses Python, C/C++, infrastructure-as-code (Terraform, CDK), and cloud platforms (AWS/GCP/Azure) for a non-invasive neuromonitoring medical device company.

Palo Alto Networks★3.8 (154)· London

You will work with Prisma AIRS, AI automation platforms, agentic developer tools (e.g., Claude Code), and data platforms (Salesforce, JIRA, Gainsight, Tableau). As a principal strategic advisor and AI Architect for the Prisma AIRS team, you architect scalable security solutions at the intersection of application security, data security, and the AI ecosystem for global enterprise accounts.

Capgemini★3.7 (11k)· London

Design, build, and manage data pipelines and models using AWS Snowflake, Azure Data Lake, Databricks, Redshift, and BigQuery. Automate CI/CD with Azure DevOps, GitHub Actions, Jenkins, GitLab CI/CD, and provision infrastructure with AWS CloudFormation, Docker, ECS, EKS, and Kubernetes. Capgemini is an AI-powered global business and technology transformation partner.

Capgemini★3.7 (11k)· London

Manage large-scale data programmes using cloud platforms, ETL/ELT, Power BI, Tableau, and Agile SAFe. The role focuses on insurance data management across policy, claims, underwriting, and customer domains, including integration with Guidewire and Duck Creek. You will lead cross-functional teams of data engineers, architects, and analysts.

You will use Generative AI, Large Language Models, and Azure/AWS cloud AI services to define and deliver UBDS' AI transformation strategy. As Director of AI Transformation, you will lead AI adoption across operations and products, and also lead Forge, the company's cross-government AI initiative for UK public sector digital service delivery.

Google★4.3 (6.2k)· London

This role involves reviewing and designing secure enterprise architectures across on-premises, cloud, and hybrid environments, applying network engineering and identity management frameworks. You will evaluate secure deployments of AI/ML pipelines and cloud-native ecosystems, using tools like cloud IaC templates and threat modeling methodologies (e.g., STRIDE, PASTA). The Mandiant team provides cyber defense, threat intelligence, and incident response services as part of Google Cloud.

Starling★3.5 (66)· London

Work with Swift (iOS) and Kotlin/Java (Android), native mobile security APIs and cryptography, and public cloud IaaS. You will design, build, and maintain security controls for the company’s Android and iOS mobile banking applications as part of the Cyber Security team.