Java Integration Developer-Senior

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DET MW Cloud

Job Description: Integration Developer GCP Integration Platform (Banking Securities Doman)

Key Responsibilities

Build the GCP-based Integration Layer

• Design and implement API-based event-based and batch/file-based integrations.
• Develop services and workflows either GCP native components:
• Cloud Pub/Sub (async messaging & decoupling)
• Cloud Storage (GCS) (file landing zones)
• Cloud Composer / Workflows (orchestration)
• Cloud Functions / Cloud Run (microservices & serverless)
• Apigee / API Gateway (API exposure layer)
• Or IBM MQ IBM Sterling Kafka Or experience on workflow orchestrator tools like Camunda.
• Govern the use of middleware messaging queues (e.g. Kafka MQ) and transformation engines (e.g. UDF) to ensure consistency and reusability.

Integration Development

• Build adapters for:
• File transfers (SFTP FTPS managed transfer via GCP Transfer Service)
• SWIFT messages (MT/MX) ISO20022 translations
• Queue-based integrations (JMS MQ Pub/Sub bridges)
• Event-driven flows between systems like FNZ Calypso BNP.
• Kafka integrations
• Migrate existing point-to-point logic into centralized Standardized services.

Implement Transformations

• Write transformation Rules (Avro Jolt XML/JSON/CSV/ISO target schema).
• Implement validation enrichment and business rules.

DevOps And Automation

• Use CI/CD (Cloud Build GitHub Actions Jenkins).
• Ensure logging monitoring alerts using Cloud Logging & Cloud Monitoring.

Work with Cross-Functional Teams

• Collaborate with FO/MO/BO SMEs FNZ/Calypso/BNP vendor teams.
• Understand upstream/downstream data models and event triggers.
• Debug issues in a distributed multi-system environment.

Required Skills And Technologies

Core Languages

• Java
• Python

Integration And Messaging

• MQ / JMS
• SFTP / MFT
• Kafka
• SWIFT MT/MX
• ISO20022 messages
• REST/JSON/SOAP/XML

Preferred Background

• Banking or wealth domain experience: trades corporate actions settlements custody accounts securities static data.
• Experience integrating with platforms like:
• FNZ
• Calypso
• BNP
• Custody systems
• IBM MQ on OpenSystem
• File transfer between Cloud and Mainframe

• Experience moving legacy point-to-point flows into modern integration layers (both Cobol-to-cobol MQ file based)

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