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Java Developer - API

Cleo Consulting - 27 Jobs
Ontario, ON
Posted yesterday
Job Details:
Remote
Full-time
Experienced

Assignment: RQ08672 - Software Developer - API - SeniorJob Title: Java Developer - APIRequisition (SS): RQ08672Start Date: 2025-04-01Client: Government Services Integration ClusterEnd Date: 2026-03-31Office Location: 222 Jarvis St., TorontoOrganization: Government Services Integration ClusterMinistry: Ministry of Public and Business Service Delivery (former MGCS)# Business Days: 250.00

Note: Hybrid - 3 days onsite / 2 days remote

Must Have:

  • Experience with working experience of developing Web-based Java EE and Cloud-Native applications using Angular, React / Redux, Node.js, GraphQL, JSON, Spring Boot, Spring MVC, JavaScript, Web Services
  • Demonstrated experience with Web services development including both SOAP and ReST
  • Experience with Oracle 19C and in developing complex Oracle PL/SQL scripts to retrieve and format data to meet business requirements and design.
  • Experience working with IBM API Connect gateway platform (or similar technology)
  • Experience with web-based transactional systems and standards-based web service technologies in an n-tier Java EE server environment, including XML, SOAP, WSDL, and ReST

Nice to have:

  • Ideally in the context of occupational and/or business registry systems.
  • Demonstrated experience in customer relationship management in a technical context; excellent verbal and written communication skills

Description

Programmer Developer for OBR will be required to:

  • Translate technical systems specifications into tested, fully functional business applications via OPS-standard development tools. This includes adhering to OPS development & programming specifications, developing/generating code and other technical artefacts, compiling data-driven programs, and building/maintaining/conducting unit tests.
  • Resolve and troubleshoot technical problems which arise during the testing and operation of business applications and software packages, including technical assistance/support in implementation, conversion, and migration of applications
  • Fulfill the role of technical subject matter expert regarding the design and construction of in-scope business applications and the software tools/technologies used to construct those applications.

Experience and Skill Set Requirements

Technical Tools - 45%

  • 10+ years working experience using Java EE frameworks extensively including Java, EJB, JPA,JSP,Servlets, JDBS, JNDI, etc.
  • 10+ years working experience of developing Web-based Java EE and Cloud-Native applications using Angular, React / Redux, Node.js, GraphQL, JSON, Spring Boot, Spring MVC, JavaScript, Web Services
  • Working experience with Object Oriented Analysis & Design (UML Use Case/Class sequence/Collaboration/State) and Micro Service Architecture model
  • Familiar with UI design principles and guidelines (Angular, React / Redux Framework)
  • Experience with web-based transactional systems and standards-based web service technologies in an n-tier Java EE server environment, including XML, SOAP, WSDL, and ReST, ideally in the context of occupational and/or business registry systems.
  • In-depth experience working with IBM API Connect gateway platform (or similar technology) as well as with PKI, standards-based certificates (X.509) and OpenID Connect (OIDC); excellent understanding of secure-by-design concepts.

Programming Experience - 15%

  • Experience with Web services both SOAP and ReST
  • Experience with software development tools such as GitHub, Azure, Bootstrap
  • Experience with data mapping and XML Parsing

Oracle Database Experience - 25%

  • Experience with Oracle 19C
  • Experience in developing complex Oracle PL/SQL scripts to retrieve and format data to meet business requirements.
  • Experience with Oracle Database DML/DDL script development

Communication & customer relationship mgmt. skills in a technical context: 10%

  • Demonstrated experience in customer relationship management in a technical context; excellent verbal and written communication skills; interpersonal and negotiation skills; analytical, problem-solving, and decision-making skills.
  • Good understanding of systems environments, business analysis and change management.
  • Ability to document technical artefacts clearly and perform knowledge transfer effectively to fulltime technical staff.
  • Proven ability to prioritize and parallelize assigned tasks to achieve milestones within tight deadlines.
  • Experience working with/within OPS

Public Sector Experience - 5%

  • Experience working in a highly complex, unionized and multi-stakeholder environment.
  • Understanding of Public Sector IT methodologies and standards

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