🇵🇱 Warsaw, Poland · 20h ago
Trading Systems Integration Engineer - FIX 4.4 Expert
Capco
LinkedInseniorEnglish-friendly
CAPCO POLAND We are looking for Poland based candidate. At Capco Poland, we’re not just another consultancy - we’re the spark behind digital transformation in the financial world. As a global leader in technology and management consulting, we thrive on helping clients tackle the toughest challenges across banking, payments, capital markets, wealth, and asset management.Build resilient integration and workflow solutions at the intersection of capital markets, modern technology and digital assets.The RoleAs a Senior Integration & Workflow Engineer, you’ll provide specialist engineering services focused on designing and developing custom integration and workflow-orchestration components connecting capital markets platforms, blockchain infrastructure and market infrastructure.Design and develop custom integration and workflow-orchestration components connecting capital markets entity’s platforms, Blockchain infrastructure and market infrastructure. The scope includes delivering resilient, secure and auditable services supporting pre-trade validation, transaction orchestration, settlement processing and downstream system integration..What You’ll DoDesign and develop custom middleware and workflow-orchestration servicesBuild REST/API-based integrations with internal and third-party platformsImplement transaction and workflow state management, including multi-step processing across systemsDevelop orchestration logic for Pre-Trade Gateway, DvP/settlement and downstream integration flowsImplement validation, routing, reservation/earmark and transaction-processing logicDevelop adapters and integration services for external platforms and market-infrastructure systemsImplement idempotency, retry, queueing, replay and recovery patterns for resilient transaction processingImplement asynchronous/event-driven processing where required by detailed architectureBuild robust exception handling, error classification and operational status managementImplement audit logging, monitoring and traceability across end-to-end workflowsDevelop data mappings, transformation and canonical integration modelsSupport authentication, authorization, API security and enterprise security requirementsDevelop automated unit/component tests and support SIT/E2E testingTroubleshoot complex cross-system integration and production issuesSupport CI/CD, deployment, configuration and production-readiness activitiesProduce technical documentation and support knowledge transfer/handoverDevelop and maintain FIX 4.4 message flows and routing logic connecting the existing exchange environment with the DLT/tokenized order flowImplement FIX message mapping, validation, routing, acknowledgements, execution reports, rejects and error handling for tokenized order flowsWhat We’re Looking ForStrong hands-on experience developing enterprise integration / middleware applicationsStrong hands-on experience with FIX 4.4, including message structures, tags, session management, routing, order lifecycle messages and execution reportingExperience integrating FIX 4.4-based exchange order flows with API/middleware-based downstream systems, including DLT or other non-traditional market infrastructure.Strong development experience in Java / Spring Boot, .NET/C#, Node.js/TypeScript or comparable enterprise technology stackStrong FIX 4.4, REST API and service-integration experienceExperience implementing workflow/orchestration or transaction-processing applicationsExperience with asynchronous processing, messaging and event-driven patterns such as Kafka, MQ or equivalentStrong understanding of distributed-system patterns including idempotency, re-tries, timeouts, circuit breakers, concurrency and failure recoveryExperience with relational databases and persistent transaction/state managementExperience integrating with third-party/vendor APIsExperience with secure enterprise application development, authentication/authorization and audit loggingExperience with Git, CI/CD, automated testing and modern deployment practicesStrong troubleshooting skills across distributed applications and interfacesDomain & Industry ExperienceFinancial services integration experience, particularly capital markets, payments, trading or settlementExperience with financial-market messaging standardsExperience developing transaction orchestration in regulated/high-availability environmentsExposure to blockchain/DLT, digital assets, smart assets or custody platforms is preferredWe offer a flexible collaboration model based on a B2B contract, with the opportunity to work on diverse projects.Recruitment ProcessHR Interview with the recruiterTechnical InterviewClient Interview Feedback and offerSourced from LinkedIn. Relocantly aggregates public job postings; apply on the original site.