Enterprise Integration Architect — API & Data Platform Lead

TechTree; Warszawa; Hybrid; PLN 260,000 - 360,000; Full time

Job summary

TechTree in Warsaw is seeking an Application and Integration Architect to lead enterprise‑wide integration design within a long‑term Framework Contract for IT consultancy services. This on‑site role requires strong governance of APIs, data integration, ESB solutions, connectors, and integration flows across the agency's environments.

You will set standards, evaluate platforms (serverless, containers), and guide development teams while translating business needs into architecture and delivering

Qualifications

• Proven experience as key architect on at least one enterprise‑wide integration platform deployment.
• Expert‑level knowledge of systems integration at the data and API level.
• Expert in designing integration platform connectors, flows, and service bus solutions.
• Strong knowledge of integration platforms such as Tibco or MuleSoft, SOA, databases, application servers, communication middleware, web applications, cloud integration patterns, BI concepts, and the Software Development Lifecycle.
• Familiarity with DevSecOps practices.
• Familiarity with enterprise architecture frameworks such as TOGAF, Zachman, or Azure Well‑Architected Framework.
• Excellent communication, documentation, problem‑solving, and leadership skills.
• Minimum required years of relevant IT and similar‑position experience as defined by the tender profile.
• Minimum English level: as required by the tender (CEFR)

Responsibilities

• Act as key architect in the development and evolution of an enterprise‑wide integration platform.
• Architect systems integration at the data and API level.
• Design enterprise‑level integration platform connectors, flows, and service bus solutions.
• Plan capacity and security for integration platform capabilities.
• Apply integration patterns, standards, and models across projects.
• Evaluate and recommend serverless and containerisation platforms across cloud and on‑premises infrastructure.
• Set standards for design, development, quality, and testing.
• Design and communicate enterprise‑wide database architecture (schemas, analytics platform, BI services, data governance).
• Elicit needs, analyse requirements, and translate business and user needs into architecture.
• Map business goals, priorities, components, and system features.
• Analyse existing systems, applications, and services, and identify solution options.
• Maintain and track architecture through the systems lifecycle.
• Estimate and size network infrastructure against system and business requirements.
• Contribute to systems design, testing, quality assurance, and change management.
• Prepare system documentation and deliver presentations to stakeholders.
• Lead development teams and development processes.
• Select and evaluate technologies; collect and interpret system metrics.
• Optimise systems for performance, security, and quality.

Skills

Enterprise integration

API integration

Service bus

SOA

Tibco/MuleSoft

UML design

DevSecOps

EA modelling

Tools

Sparx Enterprise Architect

ARIS Architect

Job description

TechTree in Warsaw is seeking an Application and Integration Architect to lead enterprise‑wide integration design within a long‑term Framework Contract for IT consultancy services. This on‑site role requires strong governance of APIs, data integration, ESB solutions, connectors, and integration flows across the agency's environments.

You will set standards, evaluate platforms (serverless, containers), and guide development teams while translating business needs into architecture and delivering