Technical Business Analyst – APIs & Systems Integration

Toronto, ON
Hybrid
Posted Nov 10, 2026
1 position

$72–$93 / hour

Opens an external site

Employment type: Contract
Experience level: 3+ years
Posting language: English
Working hours: 37.5 hours per week

Job summary

The role involves mapping end-to-end system interactions, drafting sequence and workflow diagrams, and defining data contracts for complex integrations. You will collaborate with architects and product owners to break down features into user stories and ensure technical requirements are met.

Job details

Technical Business Analyst – APIs & Systems Integration Turn complex ideas into solutions teams can build. Join the insurance sector for our client and make an impact from day one, with a clear 90-day journey from learning key systems to leading feature analysis and helping shape MVP scope. What is in it for you: • Salaried: $72-82 per hour. • Incorporated Business Rate: $83-93 per hour. • 6-month contract. • Hybrid schedule, 37.5 hours per week. Responsibilities: • Learn how systems interact end to end, including services, APIs, integrations, data handoffs, and related business processes. • Draft sequence diagrams with architects and engineers showing interactions, call order, payloads, and agreed behaviours for errors, timeouts, and retries. • Raise unresolved design questions for architects and engineers to address. • Help define data contracts, including fields, formats, required and optional elements, validation rules, and examples. • Build and maintain workflow diagrams, including swimlanes, documenting decision points, handoffs, and exception paths for active features. • Work with the Product Owner and architects to break features into user stories with clear Given, When, and Then acceptance criteria. • Capture non-functional requirements, including performance, security, and auditability, as testable criteria based on targets established by architects and risk and security partners. • Identify gaps, assumptions, dependencies, and risks early, and maintain traceability from business needs through stories and tests. • Help the Product Owner, architects, and engineers identify the smallest scope that delivers the product outcome. • Recommend thin, end-to-end slices, explain trade-offs, and document work deferred to later releases once scope is agreed. • Flag MVP shortcuts that may create technical debt or conflict with the target architecture. • Participate in refinement, sprint planning, design reviews, and demos. • Run discovery sessions and walkthroughs and document decisions. • Help QA translate acceptance criteria into test scenarios and answer developers' questions during sprints. What to expect in your first 90 days: • First 30 days: Learn the systems, build working relationships with the Product Owner and architects, and map one key end-to-end flow. • By 60 days: Own analysis for a feature, from architecture walkthrough to sequence diagrams, data contracts, and sprint-ready stories reviewed by the Product Owner. • By 90 days: Lead analysis for an agreed feature stream, including helping scope its MVP. What you will need to succeed: Required qualifications • 3+ years of experience as an IT Business Analyst, Systems Analyst, or in a similar role on software delivery teams. • Ability to read a system or integration flow and explain it step by step in plain language. • Hands-on experience creating sequence diagrams and workflow diagrams using tools such as draw.io, Lucidchart, Visio, Miro, PlantUML, or Mermaid. • Comfort reading and drafting request and response payloads, such as JSON, and field-level data definitions. • Track record of writing user stories and acceptance criteria that developers can build from and QA can test against. • Experience breaking features into incremental releases and explaining scope recommendations, dependencies, and trade-offs to product and engineering partners. Preferred qualifications • Experience with REST APIs, event-driven or message-based systems, or microservices. • Exposure to API specifications, such as OpenAPI or Swagger, basic SQL, or logs. • Familiarity with UML or BPMN, Jira, and Confluence. • Experience in banking, financial services, or another regulated industry. • Experience with products delivered across web and native mobile platforms, including iOS and Android. Soft skill • Written Communication. • Facilitation. • Team Collaboration. • Curiosity. Why Recruit Action? Recruit Action (agency permit: AP-2504511) provides recruitment services through quality support and a personalized approach. As part of the screening process, some applications may be reviewed using artificial intelligence tools. Only candidates who meet the hiring criteria will be contacted.

What you’ll do

Requirements

Candidates must have 3+ years of experience as an IT Business Analyst or similar role with strong skills in system flow documentation and user story creation. Proficiency in diagramming tools and experience with API payloads and data definitions are required.