Remote role (open in specified UK and European countries) combining account management and solution architecture for Sardine’s fraud, payments, and compliance products. Candidate must have 7+ years in Account Management/Customer Success/Risk Management or Solutions Architecture within B2B SaaS, experience with API integrations, and domain knowledge in compliance/fintech/AML/KYC, plus strong presentation and project management skills.

Kraken is hiring a Staff (Senior) Security Architect within Kraken Security Labs to design, review, and verify security architecture across a heterogeneous environment. Responsibilities include conducting security assessments and audits, advising blockchain teams, and working hands-on on topics spanning infrastructure security, cryptography, web3, Rust projects, and AI security. Familiarity with OWASP/NIST and strong collaboration and communication skills are expected.

Hands-on production ownership of PostgreSQL reliability (HA design, Patroni, PgBouncer, replication, failover, backups/PITR, restore validation, query tuning) and support for ClickHouse, MongoDB, and Redis. Responsibilities include automation (Ansible, Terraform/OpenTofu, GitLab CI/CD, scripting), improving observability (Grafana, metrics, logs, SLOs, alerts), building self-service DB workflows, and incident response. Role expects deep PostgreSQL experience (typically 5+ years), strong Linux and infrastructure fundamentals, and English (upper-intermediate/B2) communication.

Parexel seeks an experienced Regulatory Affairs Consultant focused on CMC for vaccines/biologicals. Role supports worldwide post-approval regulatory activities (variations, renewals, market expansions, annual reports), assesses change controls, reviews QC/production study reports, coordinates submission preparation across manufacturing, supply chain, QC/QA and regulatory teams, and writes/reviews submission content. University-level life sciences background or equivalent experience, prior regulatory/CMC/technical quality experience, knowledge of vaccines/biologics, validation/QA/production experience, and fluent English required. Experience with Veeva Vault is valued.

The Wikimedia Foundation seeks a Senior SRE to perform operational and DevOps tasks (deployment, maintenance, configuration, troubleshooting), implement configuration management and deployment tooling (Puppet, Kubernetes), automate fleet operations, participate in 24/7 on-call rotations and incident response, and collaborate with global product teams. Requires 6+ years in SRE/Operations/DevOps, strong Linux and automation skills, experience with infrastructure/security incident response, and strong English communication.

Full-time internal Tech Recruiter role (B2B contract) at a remote-first company with an office in Warsaw and coworking in Gdansk. Salary 8,000–14,000 PLN net/month. Responsibilities include end-to-end recruitment for roles such as Flutter, iOS, Android, Backend, Firmware, PM, and QA; running high-volume direct search; maintaining a bench of pre-vetted candidates; using LLMs/AI tools daily; and automating sourcing and reporting. Requires 4+ years in tech recruitment, fluent English, strong Boolean/direct search skills, and demonstrated automation or process improvement experience.

Lead end-to-end management of complex client escalations across multiple countries and internal teams (payroll, benefits, product, legal, operations). Serve as primary client-facing lead, coordinate cross-functional resolution plans, conduct root-cause analyses, and implement preventive controls. Requires 8+ years in global HR operations/EOR services, strong knowledge of international employment frameworks, project management, and executive communication.

Senior engineer responsible for owning GPU/accelerator clusters and related stack (drivers, runtimes, device plugins, node config, schedulers, serving frameworks) to enable in-house model training and inference. Requires 5+ years in infrastructure engineering with hands-on experience operating GPU or accelerator-backed production environments, strong systems fundamentals (Linux, networking, storage, containers, Kubernetes), Python proficiency, and experience with ML serving frameworks and observability.

Join Kimchi as a Developer Relations / Experience Engineer to create public tutorials, demos, integrations and technical content, represent the product in community channels and events, and translate developer feedback into actionable signals for the product team. Preferred experience includes building software, strong technical writing, public-facing talks/demos, and familiarity with Kubernetes, LLM inference, or developer tooling.

Parexel is recruiting an experienced Clinical Project Leader / Senior Project Leader to manage global biotech clinical trials from planning through delivery. The role requires CRO clinical trial project leadership experience (Phase I–III), strong financial and client-management skills, therapeutic area expertise (oncology required; dermatology, women's health, neurology, rare disease or radiopharmaceuticals desirable) and proficiency with ICH/GCP and standard eClinical systems. Remote opportunities are available in specified EMEA countries.

Join ClickUp as a Staff Frontend Engineer to design and implement features in Angular 2+, build efficient and reusable front-end code, resolve performance and scalability issues, and maintain unit/integration tests. The role requires collaboration with designers, backend and integrations teams, strong HTML/CSS skills including accessibility and cross-browser compatibility, and 8+ years of JavaScript/framework experience. AI fluency and mentoring experience are expected.

Join ClickUp as a Senior Frontend Engineer to build features in Angular 2+ while collaborating with designers, backend, and integrations teams. Responsibilities include architecting efficient, reusable front-end code, identifying and resolving performance and scalability issues, maintaining unit and integration tests, and following established state-management practices. Qualifications: 5+ years with JavaScript and modern frameworks (Angular 2+ required), experience with NgRx/Redux-style state management, TypeScript, RxJS, HTML/CSS, and accessibility. Locations listed: Poland, Bulgaria, Ukraine, Hungary, Czechia, Ireland.

Cast AI is hiring Senior Software Engineers for its Kimchi AI platform to build and operate the inference API, model harnesses, and an agent platform. Responsibilities include designing and operating distributed datastores and systems, optimizing performance and observability, building billing/usage metering and RBAC, and ensuring security and auditability. Strong production experience with Go or TypeScript, Kubernetes, cloud platforms, observability tooling, and performance tuning is highlighted. Salary range listed (€6,500–€9,000 gross). No visa sponsorship is provided.

Hands-on role focused on building and deploying machine learning and graph analytics solutions for fraud and risk. Responsibilities include client-facing problem solving, prototyping and productionizing models, designing and tracking performance metrics, conducting EDA and cohort analyses, and creating automated BI dashboards. Remote-first role open to candidates in UK, Germany, Ireland, Spain, Poland, Bulgaria, and Lithuania. Requires 7+ years experience and proficiency with Python or R and SQL; BI tools (Tableau, Sigma, Metabase) and Spark are highlighted.

Cast AI seeks a Senior Product Designer to design and scale a data-heavy SaaS platform. The role requires end-to-end design experience (user research, wireframes, prototypes, visual design, usability testing), technical awareness (APIs, collaboration with developers), and experience with AI-assisted design workflows. Candidates must reside in one of the listed European countries. Salary range provided: €4000–€6500 gross.

Manager role responsible for the architecture and roadmap of Kraken's real-time streaming and data platform (Spark, Kafka, Iceberg, RisingWave, Flink), building scalable data systems for trading, risk, compliance and analytics. Requires 8+ years in data/platform/distributed systems (with 3+ years managing teams), experience with AWS data services, production streaming/CDC pipelines, programming in Python/Scala/Java, and adoption of AI automation in data workflows.

This is a remote, future-opportunity role for a Mobility Specialist supporting EMEA who will provide immigration and strategic guidance, manage visa and work permit applications, handle relocation logistics, maintain compliance with immigration law, manage cases via case management and billing systems, engage with clients and internal stakeholders, and drive process improvements through automation and documentation. English fluency and experience in immigration or global mobility are required.

Ashby is hiring a Product Support Engineer for EMEA to investigate and resolve complex issues involving integrations, APIs, logs, data, configuration, and workflows. The role owns escalations to Engineering (providing reproducible evidence and root-cause hypotheses), improves documentation and enablement, and establishes EMEA coverage and handoff practices across European time zones. Locations explicitly listed include multiple European countries.

Join Cast AI's infrastructure teams to design, build, and operate backend services, Kubernetes operators/controllers, and cloud provisioning across AWS, GCP, and Azure. Work areas include cluster/node lifecycle, cross-cloud provisioning, live container migration (CRIU), kernel-level Linux engineering, and storage/CSI drivers. Role requires strong backend fundamentals (preferably Go), hands-on Kubernetes or cloud infrastructure experience, and clear English communication. Salary range listed in the posting: €6,500–€9,000 gross.

Cast AI is hiring Senior Software Engineers (locations listed in the posting) to design and build production Go services and distributed systems that manage Kubernetes and cloud resources. Responsibilities include end-to-end feature ownership, debugging across cloud providers and Kubernetes clusters, working with time-series data and cloud provider APIs, and using tools such as Prometheus, Grafana, PostgreSQL, gRPC, GitLab CI and ArgoCD. The posting specifies a salary range (€6,500–€9,000 gross) and explicitly states that no visa sponsorship/work permit is provided.