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AI & software jobs in European defence and technology

Explore AI and software roles across defence, space and emerging technology employers, alongside openings at specialist AI companies. The collection covers both applied engineering and supporting roles within the sector.

Browse current vacancies (1352) ↓

Finding the right role

Separate model research and training from software integration, data infrastructure and deployment. Check whether the work runs in the cloud, on embedded hardware or in a customer’s environment. The title alone does not establish the level of AI research involved; use the employer’s responsibilities and requirements to assess fit.

In this live collection

1352 vacancies · 83 employers

Most represented functions: Engineering (878) · Business development (90) · Research (84) · Production & operations (42)

Browse vacancies ↓
Employers with current vacancies (83)

ANYbotics · ARX Robotics · Ajax Systems · Aleph Alpha · Alice & Bob · Alta Ares · Anduril · Anthropic · Applied Intuition · Auterion · Autonomous Teaming · Axelera AI · C12 Quantum Electronics · CHAOS Industries · Cato Networks · Chainguard · Cognite · Cohere · Comand AI · Cosine · Crusoe · Elastic · ElevenLabs · Faculty · Filigran · Fractile · Graphcore · Harmattan AI · Helsing · ICEYE · ISISPACE · Intrinsic · IonQ · Isar Aerospace · Kpler · Laelaps AI · LiveEO · Loft Orbital · Magazino · Modal · Nebius · NeuralAgent · NewOrbit Space · Novaspace · Nozomi Networks · OKAPI:Orbits · OpenAI · Overstory · Palantir · PhysicsX · Planet · Poolside · Proton · Qblox · QuantWare · Quantum Motion · RIVR · Recorded Future · Reflex Aerospace · Riverlane · RobCo · Robin Radar · Robovision · Rocsys · SE3 Labs · SPAICE · STARK · SentinelOne · Sereact · Shield AI · Sine Engineering · Skydio · Sonar · Sphere Defense · Spire · Swarmer · Synthesia · The Exploration Company · UFORCE · Vectra AI · Vitestro · Wayve · planqc

Current vacancies

Employer listings, checked daily. Descriptions retain their source language. This collection covers monitored employers, not the whole market.

Proton

Senior iOS Software Engineer - Barcelona

Barcelona

Based in our Barcelona office, you’ll join one of several high-impact product teams across Proton Pass, Payments, and Proton VPN, helping build privacy-first products used by millions around the world. From secure password management and identity protection to encrypted financial tools and internet freedom products that help users bypass censorship and surveillance, you’ll work on technically ambitious products with

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Proton

Software Engineer - Back-End (Storage)

Geneva; Paris

Be responsible for the operational excellence of the systems/features and their interaction with other systems Work closely with a group of Back-End Engineers and Architects to build resilient, massively-scalable solutions for millions of people to rely on Collaborate with the SRE teams and other stakeholders to ensure that the Storage back-end meets critical business and reliability requirements Document back-end ca

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Proton

Senior Android Software Engineer - London

London

Based in our London office, you’ll join one of several high-impact product teams across Proton Drive, Payments and Account, helping build privacy-first products used by millions around the world. Whether it’s encrypted cloud storage, secure account infrastructure, or the future of private financial tools, you’ll work on technically ambitious products with real-world impact. As a senior engineer, you’ll collaborate cl

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Proton

Senior Android Software Engineer - Barcelona

Barcelona

Based in our Barcelona office, you’ll join one of several high-impact product teams across Proton Pass, Payments, and Proton VPN, helping build privacy-first products used by millions around the world. From secure password management and identity protection to encrypted financial tools and internet freedom products that help users bypass censorship and surveillance, you’ll work on technically ambitious products with

Checked
Proton

Senior Android Software Engineer - Geneva

Geneva

Based in our Geneva office, you’ll join one of several high-impact product teams across Inbox (Proton Mail and Calendar), Proton Drive, Proton VPN, Lumo, and Meet, helping build privacy-first products used by millions around the world. From secure communication and encrypted cloud storage to privacy-preserving AI experiences and next-generation online collaboration tools, you’ll work on technically ambitious products

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Proton

Senior Android Software Engineer - Paris

Paris

Based in our Paris office, you’ll join one of several high-impact product teams focused on Inbox (Proton Mail and Calendar), Proton Account, Lumo, and Meet, helping build the foundational experiences that power Proton’s ecosystem and the next generation of privacy-first products. From authentication, identity, and account security to privacy-preserving AI experiences and secure online collaboration tools, you’ll work

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Proton

Senior DevOps Engineer - Platform

Paris;Geneva;Barcelona

Own and scale CI/CD infrastructure handling tens of thousands of jobs daily and growing — that means capacity planning, runner architecture, and making the platform reliable as load patterns shift in ways that don't follow simple rules Deepen our GitOps workflows built on ArgoCD, from day-to-day operational improvements to more structural work on how we manage cluster state across environments Advance our supply chai

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SentinelOne

Senior Software Engineer - Low Level C++ - Linux & Cloud Security

Prague, Czech Republic

As a Senior Software Engineer, you will own end-to-end development of new agent capabilities, from researching Linux and cloud security technologies to designing detection strategies and delivering them at scale. You’ll work across kernel-level components, user-space engines, and cloud-native security features, tackling complex system engineering challenges. Your work will enhance the security of Linux and cloud work

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SentinelOne

Senior Software Engineer - Low Level C++ - Linux & Cloud Security

Brno, South Moravian, Czech Republic

As a Senior Software Engineer, you will own end-to-end development of new agent capabilities, from researching Linux and cloud security technologies to designing detection strategies and delivering them at scale. You’ll work across kernel-level components, user-space engines, and cloud-native security features, tackling complex system engineering challenges. Your work will enhance the security of Linux and cloud work

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SentinelOne

Senior Software Engineer - Low Level C++ - Linux & Cloud Security

Czech Republic

As a Senior Software Engineer, you will own end-to-end development of new agent capabilities, from researching Linux and cloud security technologies to designing detection strategies and delivering them at scale. You’ll work across kernel-level components, user-space engines, and cloud-native security features, tackling complex system engineering challenges. Your work will enhance the security of Linux and cloud work

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SentinelOne

Principal AI Platform Engineer (Lead Architect)

Czech Republic

Our Purpose At SentinelOne, we are driven by a clear purpose: to give the advantage to those who secure our future. As AI reshapes how organizations build, operate, and innovate, the responsibility to protect them becomes more critical than ever. When you join SentinelOne, your work helps protect global enterprises, critical infrastructure, and the technologies shaping tomorrow. If you are motivated by meaningful cha

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SentinelOne

Principal AI Platform Engineer (Lead Architect)

Prague, Czech Republic

Our Purpose At SentinelOne, we are driven by a clear purpose: to give the advantage to those who secure our future. As AI reshapes how organizations build, operate, and innovate, the responsibility to protect them becomes more critical than ever. When you join SentinelOne, your work helps protect global enterprises, critical infrastructure, and the technologies shaping tomorrow. If you are motivated by meaningful cha

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SentinelOne

Principal AI Platform Engineer (Lead Architect)

Brno, South Moravian, Czech Republic

Our Purpose At SentinelOne, we are driven by a clear purpose: to give the advantage to those who secure our future. As AI reshapes how organizations build, operate, and innovate, the responsibility to protect them becomes more critical than ever. When you join SentinelOne, your work helps protect global enterprises, critical infrastructure, and the technologies shaping tomorrow. If you are motivated by meaningful cha

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SentinelOne

Senior Software Engineer (Go, Java) - 3rd Party Integrations

Prague, Czech Republic

As a Senior SW Engineer you will work on Singularity Marketplace - multi-tenant, event-driven platform that enables third-party integration applications to safely deploy, execute, and stream data across our AI SIEM ecosystem. You'll help build the next version of the Marketplace Catalog - the front door for every third-party integration our customers discover, evaluate, and install. You'll be re-thinking how partners

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SentinelOne

Senior Software Engineer (Go, Java) - 3rd Party Integrations

Brno, South Moravian, Czech Republic

As a Senior SW Engineer you will work on Singularity Marketplace - multi-tenant, event-driven platform that enables third-party integration applications to safely deploy, execute, and stream data across our AI SIEM ecosystem. You'll help build the next version of the Marketplace Catalog - the front door for every third-party integration our customers discover, evaluate, and install. You'll be re-thinking how partners

Checked
SentinelOne

Senior Software Engineer (Go, Java) - 3rd Party Integrations

Czech Republic

As a Senior SW Engineer you will work on Singularity Marketplace - multi-tenant, event-driven platform that enables third-party integration applications to safely deploy, execute, and stream data across our AI SIEM ecosystem. You'll help build the next version of the Marketplace Catalog - the front door for every third-party integration our customers discover, evaluate, and install. You'll be re-thinking how partners

Checked
SentinelOne

Staff Data Engineer - Enterprise Platform, AI foundations

Czech Republic

As a Staff Data Engineer, you will be tasked with building, scaling, and modernizing our enterprise data platform across modern data engineering, analytics enablement, governance, and AI-ready data foundations. In this role, you will own and improve the trusted data foundation supporting executive reporting, analytics, revenue operations, product insights, customer reporting, finance, GTM, and operational workflows a

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SentinelOne

Staff Data Engineer - Enterprise Platform, AI foundations

Prague, Czech Republic

As a Staff Data Engineer, you will be tasked with building, scaling, and modernizing our enterprise data platform across modern data engineering, analytics enablement, governance, and AI-ready data foundations. In this role, you will own and improve the trusted data foundation supporting executive reporting, analytics, revenue operations, product insights, customer reporting, finance, GTM, and operational workflows a

Checked
SentinelOne

Staff Data Engineer - Enterprise Platform, AI foundations

Brno, South Moravian, Czech Republic

As a Staff Data Engineer, you will be tasked with building, scaling, and modernizing our enterprise data platform across modern data engineering, analytics enablement, governance, and AI-ready data foundations. In this role, you will own and improve the trusted data foundation supporting executive reporting, analytics, revenue operations, product insights, customer reporting, finance, GTM, and operational workflows a

Checked
SentinelOne

Staff Software Engineer - AI Platform

Czech Republic

Our Purpose At SentinelOne, we are driven by a clear purpose: to give the advantage to those who secure our future. As AI reshapes how organizations build, operate, and innovate, the responsibility to protect them becomes more critical than ever. When you join SentinelOne, your work helps protect global enterprises, critical infrastructure, and the technologies shaping tomorrow. If you are motivated by meaningful cha

Checked
SentinelOne

Staff Software Engineer - AI Platform

Prague, Czech Republic

Our Purpose At SentinelOne, we are driven by a clear purpose: to give the advantage to those who secure our future. As AI reshapes how organizations build, operate, and innovate, the responsibility to protect them becomes more critical than ever. When you join SentinelOne, your work helps protect global enterprises, critical infrastructure, and the technologies shaping tomorrow. If you are motivated by meaningful cha

Checked
SentinelOne

Staff Software Engineer - AI Platform

Brno, South Moravian, Czech Republic

Our Purpose At SentinelOne, we are driven by a clear purpose: to give the advantage to those who secure our future. As AI reshapes how organizations build, operate, and innovate, the responsibility to protect them becomes more critical than ever. When you join SentinelOne, your work helps protect global enterprises, critical infrastructure, and the technologies shaping tomorrow. If you are motivated by meaningful cha

Checked
SentinelOne

Senior Software Engineer in Test

Prague, Czech Republic

As a Senior Test Automation Engineer, you will be tasked with ensuring the quality, reliability, and performance of our SaaS products. You will lead validation efforts, define test strategies, and work closely with development and product teams to deliver exceptional user experiences. As a member of our team, you will take full responsibility for the design, implementation, and maintenance of both Back-End and Front-

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SentinelOne

Senior Software Engineer in Test

Brno, South Moravian, Czech Republic

As a Senior Test Automation Engineer, you will be tasked with ensuring the quality, reliability, and performance of our SaaS products. You will lead validation efforts, define test strategies, and work closely with development and product teams to deliver exceptional user experiences. As a member of our team, you will take full responsibility for the design, implementation, and maintenance of both Back-End and Front-

Checked

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