Work on REDAPL to build a query engine supporting efficient relationship traversals and improve data ingestion, processing, and query pipelines. Lead and drive high-priority platform projects, contribute to architecture and reliability, and collaborate with product teams. Requires BS/MS/PhD or equivalent experience, several years in platform/infrastructure or backend engineering, and experience building/operating distributed systems. Bonus experience: graph databases (e.g., Neo4j, JanusGraph, ArangoDB, Amazon Neptune), Apache Iceberg, and production query-engine or query-planning work.

WhiteTech is building a Talent Pool for future opportunities across its fintech product stack (white-label and SaaS payment gateways and processing, EMI/PSP, e-commerce, open banking). The company is remote-first, accepts applicants across Europe (including the EEA, the UK, Switzerland, Ukraine, Moldova, Georgia, Armenia, Montenegro, Turkey and Western Balkans) and other locations able to work within CET. Candidates join by submitting a resume and brief introduction; compensation is described as competitive and work is fully remote with flexible hours.

Responsible for deep SEON product expertise (signals, scoring, rules, device intelligence, data enrichment), integration correctness, end-to-end antifraud process definition, and QA/testing of fraud flows. The role requires collaboration with product, risk, compliance and engineering to optimise decision logic and metrics (fraud rate, false positives, approval rate). Remote role working within Central European Time; applicants across Europe (including EEA, the UK, Switzerland, Ukraine, Moldova, Georgia, Armenia, Montenegro, Turkey and other European locations) are welcome.

Remote-first senior PHP developer role contributing to backend and API development for a fintech white-label/SAAS platform. Responsibilities include designing, developing, testing, documenting and supporting software, integrating third-party payment systems, implementing DDD/CQRS/Event Sourcing patterns, optimizing SQL and system performance, and setting up integration/test environments. Role accepts applicants across Europe (including EEA, UK, Switzerland and listed non-EEA countries) and others who can work within the CET time zone.

WhiteTech is hiring a Senior/Lead Product Marketing Manager to build the product marketing function for a CS2/CS:GO skin gambling and casino platform. The role combines GTM strategy and digital marketing, owning launch planning, funnel optimisation (acquisition, conversion, retention), analytics-driven experimentation (A/B tests), and partnerships with streamers/traffic partners. Must have 6+ years in product marketing or growth within iGaming/online gambling, hands-on experience launching products, and strong data/analytics skills. Fluency in Ukrainian or Russian and proficiency in English are required; remote within Europe/CET (company lists UK, Switzerland, Ukraine, Moldova, Georgia, Armenia, Montenegro, Turkey among supported locations).

Fully remote QA Engineer role (work within CET) focused on ensuring quality of fintech payment products through functional, UI, API, integration, and exploratory testing. Responsibilities include designing test strategies, writing reusable test cases, validating APIs and UI across devices/browsers, reporting bugs, and collaborating with product, design, and engineering teams.

WhiteTech is hiring a remote PHP developer to design, develop, test, document and support backend systems and APIs for fintech products. The role emphasizes Domain-Driven Design, Symfony, Doctrine, PostgreSQL, CQRS and Event Sourcing, containerization (Docker, Kubernetes), integration testing (PHPUnit, Codeception, Behat) and architectural design for large-scale microservices-based systems. Candidates across Europe (including specified non-EEA countries) or those able to work within CET are welcome.

WhiteTech seeks a remote PHP Developer with 4+ years of commercial PHP experience and hands-on SEON integration. The role focuses on building fraud detection/prevention flows, risk scoring and decision logic, orchestration within complex systems, and integrating SEON beyond simple API calls. Required skills include REST APIs/webhooks, asynchronous processing, queues, transactional consistency, idempotency, observability, SQL, and experience with Symfony or another modern PHP framework. Candidates across Europe (including listed non-EEA countries) and those able to work within CET are welcome to apply.

Lead backend developer role focused on PHP/Symfony development, RESTful API design, database design and optimization (PostgreSQL), integration of third-party payment systems, automated and integration testing, and architecture for scalable microservices and event-sourced systems. Remote-first position with flexible hours within the Central European Time zone; applications welcomed from Europe (including UK, Switzerland, and listed non-EEA European countries).

Lead the technical roadmap and manage a distributed engineering team for Wikimedia Enterprise, focusing on architecting, building, and maintaining high-volume data ingestion and B2B services. Responsibilities include team development and coaching, owning technical decisions, collaborating on product strategy, hiring, budgeting, and ensuring reliability/SLA delivery. Technologies mentioned include AWS, Kafka, Node.js, Go, PHP, Kubernetes/ECS and observability tooling.

Senior Consultant on Veeva's Professional Services team responsible for leading RIM implementations (Vault RIM: Registrations, Submissions, Publishing), translating regulatory requirements into solution design, configuring and documenting solutions, running workshops, managing projects and cross-functional teams, mentoring consultants, and ensuring compliance and validation for life sciences customers. Remote within EU/UK (candidate near airport preferred). Salary range: 90,000–150,000 EUR total compensation.

Core technical and programme lead within CX Operations owning end-to-end delivery of automation, integrations and AI agents across CX tooling (including Zendesk, REST APIs, webhooks, MCP). Hands-on building and shipping automations using code and low-code/no-code platforms, managing cross-functional stakeholders, documenting work, and using operational metrics to measure impact and iterate.

Responsible for owning a broad book of business in the mid-market (Greece and Malta), managing the full sales cycle from discovery to close, maintaining evidence-based pipeline and account plans, conducting win/loss analyses, collaborating with business development, marketing, and technical teams, and contributing product feedback. Role is remote (hiring in multiple European countries) and requires willingness to travel per company policy.

Reddit is hiring a Staff Site Reliability Engineer for the Site Experience team (remote — United Kingdom). The role leads reliability engineering for high-traffic user-facing systems, partnering with product and infrastructure teams to improve availability, latency, scalability, and operational excellence. Responsibilities include architecture for scale, reducing operational risk, driving automation and incident management, defining reliability standards, and mentoring engineers. Requires 8+ years in SRE/infrastructure roles, deep knowledge of distributed systems, Linux, cloud-native architectures, observability, SLOs, and strong programming ability (Go, Python).

Own top cloud security-focused channel partner relationships to drive net-new and expansion revenue. Responsibilities include recruiting and onboarding partners, managing partner agreements, enabling partners via training and joint selling, coordinating launches, hosting business reviews, and generating partner-sourced pipeline. Requires 5+ years partner-facing, quota-carrying experience in cyber/cloud security SaaS, professional English, and willingness to travel ~30–40% across EMEA.

Lead technical collaborations with supercomputing centers and industry partners to develop hybrid quantum-classical applications; drive research in AI for quantum algorithms; manage execution of technical projects with QPU builders and strategic partners; publish research and represent NVIDIA at conferences; support customer adoption through strategic technical engagement. Requires PhD or equivalent, 9+ years working on quantum algorithms and applications, and demonstrated technical leadership.

Songtradr seeks a Head of Accounting, Control & Compliance on a 12-month fixed-term contract to own entity month-end close, accounting integrity, statutory compliance and internal control frameworks across jurisdictions. The role is an accounting and transformation lead, acting as ERP accounting super-user, managing a team of five and working closely with Group Finance and Finance Operations; based UK/EMEA and reporting to the Global CFO.

Senior individual contributor role responsible for technical onboarding, integrations, configuration, security reviews, and ongoing adoption/expansion for complex enterprise customers. Requires 6+ years in a customer-facing technical SaaS or security role, deep knowledge of identity protocols (SSO, SCIM, SAML, OAuth) and compliance frameworks (SOC 2, ISO 27001, GDPR), experience mentoring peers, and the ability to work remotely within the UK.

Join Olo's Menu team to develop and operate performance-sensitive, distributed backend services using .NET/C#. Role requires ~3+ years' software engineering experience, strong testing and CI/CD practices, familiarity with Redis/Kafka/AWS, debugging and production monitoring, and participation in on-call duties. Daily tooling includes GitHub, GitHub Actions/TeamCity and AI coding assistants (Claude Code, GitHub Copilot).

Role involves mentoring partners and customers, shaping strategic plans for national/regional/city-level initiatives, building technical resources (presentations, notebooks, blogs), guiding hands-on field trials and deployments, and advocating product requirements. Requires MS or equivalent experience, at least five years in technical consulting or software development, hands-on experience with Python, PyTorch, Kubernetes/containers, and experience with generative/agentic AI and LLM tuning or deployment. Travel (including some international) may be required. UK or NATO security clearance and prior experience with NVIDIA libraries, GPUs, MLOps, CI/CD, multi-modal AI, digital twins, or government consulting are listed as distinguishing attributes.