Senior Solutions Architect (AWS / Data)

Senior Solution Architect (OMS & Cloud Data Platform) London | Hybrid Up to £135 + B&B Mandate: Architect and deliver the cloud-native integration layer linking front-office OMS (Bloomberg AIM / CRIMS / Aladdin) to Finbourne LUSID position store, Snowflake analytics, and downstream middle- & back-office services. Key Outcomes ~ Deploy gRPC / REST APIs, Ratis consensus and Kafka streams to industrialise real-time trade, positions and reference-data flow. ~ Stand-up AWS landing zone (S3, EKS, MQ) and migrate legacy Hadoop lake into a governed Snowflake estate. ~ Chair Architecture Review Board; own vendor scoring, solution blueprints and design authority deliverables. ~ Embed SOC-2 / ISO 27001 controls, automate MiFID II & BCBS 239 data-lineage. ~ Coach globally distributed squads ( ~30 FTE) through agile release trains. Essential Experience ~10 + yrs solution architecture across buy-side OMS integrations (Bloomberg AIM, Charles River, Aladdin). ~ Hands-on AWS (certified) plus Snowflake, Hadoop/Cloudera, Python/SQL. ~ Proven design of event-driven, micro-service, API-first platforms at enterprise scale. ~ Governance leadership: ARB/TDA chair, C-suite stakeholder management. ~ Delivered regulated production cut-overs (SOC, FCA/PRA, MiFID II). Desirable Finbourne LUSID implementation or strong willingness to ramp quickly. Exposure to multi-asset & alternatives (futures, swaps, private credit). Data-mesh, policy-as-code and zero-trust security patterns. Soft Skills Concise communicator; translates deep tech into business value. Inclusive leader; mentors diverse, globally dispersed teams. Vendor-neutral, outcome-obsessed mindset.