Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Java Backend Developer

Work in Ottawa

Ottawa’s tech sector is growing, and so are the opportunities! If you’re exploring your next role in tech, Work in Ottawa can help you learn about leading employers and exciting careers in Canada’s capital.

Led by Invest Ottawa, the city’s lead economic development agency, this initiative works alongside tech companies, recruiters and search firms, and community partners to spotlight the incredible innovation happening here and help connect great people with great opportunities.

We are excited to partner with Compax to attract top talent for a Java Backend Developer position. This job posting is a new position within our organization.

About CompaxDigital
Do you love working agile and are an absolute team player? Are you a Java Backend Developer with heart and soul? Would you like to work in an environment where you can contribute, implement your ideas and challenge yourself on a daily basis? If yes, welcome to Compax !

We are an international software company active in the areas of Telco, IoT, Media, and Tolling. We offer our customers tailor-made software solutions so that they can get the best out of their business. We are a hierarchy-less company and work in agile Scrum teams with 5-6 members.

Your role:
- Back-end Java developer for ongoing development, customization & modernization of BSS system for existing and new customers
- Building high-performance and scalable software architectures in the Java environment and integrate them into partner systems
- Active involvement in the entire software lifecycle, from requirements analysis to deployment
- Active customer contact in the areas of technical support in pre-sales stage, requirement engineering, refinements and other scrum events

We wish you bring to us:
- Relevant academic degree (bachelor degree minimum)
- Work experience as software developer (3 years minimum)
- Knowledge in high-performance and scalable software architecture
- Agile mindset and knowledge about agile development methods like Scrum
- Reliable, accurate and independent way of working - you keep calm even in hectic times
- High initiative to support team members, positive collaboration with others
- Fluent written and spoken English skills, French skills will be a plus
- Experience in Telecommunication industry would be a big plus

Technical stack you should already be familiar with:
Java 11 or above, Spring-boot, Maven, Gradle, JPA, PostgreSQL, REST-API, SOAP

This extra knowledge will be a plus:
Docker, Kubenetes, CI/CD(Jenkins), AWS, Rancher, JSF, Oracle, JIRA, MQ (Kafka, Active MQ, Rabbit MQ)

Tools we commonly use at Compax:
eclipse/InteliJ, Git, Maven, dbeaver

Work in Ottawa utilizes a secure, closed AI environment for the initial screening of resumes, ensuring your data remains safe while helping us efficiently identify top candidates. We encourage all applicants to apply, even if you do not meet every requirement if you possess relevant skills, enthusiasm, and eagerness to grow, we want to hear from you! To enhance your visibility, consider including relevant keywords in your resume.

If you require any accommodation during the hiring process, please reach out to  .

Vacancy posted 1 day ago
Similar jobs that could be interesting for youBased on the Java Backend Developer in Ottawa, ON vacancy
  •  ...Description Title – . Java Back End Developer (3 Openings Sr/Mid/Jr) Position – Fulltime With our client Location – 100% Remote Work Salary - $Open (Best Possible) ----------------------------------------------------------------------------------------... 
    Suggested
    Full time
    Internship
    Remote work

    TWO95 International, Inc

    Ottawa, ON
    22 hours ago
  •  ...customers. Looking for candidates to hire in following technologies. · Java · UI /UX Designer · ETL/DWH · Web Development · Network...  ..., Manual) · Big Data Analytics · Hadoop · Salesforce Developer · .Net · Oracle DBA · Tableau Report Developer · Qlikview... 
    Suggested
    Full time

    Cygnus Professionals Inc.

    Ottawa, ON
    22 hours ago
  • $110k - $270k per year

     ...industry. In this role, you’ll jump right in, develop in rapid sprints, and find quickly that we...  ...it.  You have extensive experience in Java applications and the latest open source...  ...multiple layers of our stack, including backend (primary), front-end, and DevOps Mentor... 
    Suggested
    Remote job
    Full time
    Work at office
    Local area
    Work from home

    Veeva Systems

    Ottawa, ON
    22 hours ago
  •  ...Job Description We are seeking a Full-Stack Software Developer with strong Java and CMS (Liferay) experience to support the development, upgrade...  ...platforms ~ Hands-on experience with: ~ Java (JRE/JDK) and backend development ~ Liferay (Portal and/or DXP) customization... 
    Suggested
    Full time
    Contract work
    Temporary work
    Part time
    Internship
    Flexible hours

    Adga Group Consultants Inc

    Ottawa, ON
    22 hours ago
  • $85k - $225k per year

     ...experiences Write quality code with high unit and integration test coverage Mentor junior developers Requirements ~3+ years of server-side programming experience in Java ~ Hands-on development experience with current open source tools and technologies (Spring,... 
    Suggested
    Remote job
    Full time
    Work at office
    Local area
    Work from home

    Veeva Systems

    Ottawa, ON
    22 hours ago
  •  ...reason through complex codebases and use MCP tools effectively. Develop realistic, reproducible software engineering scenarios. Ensure...  .... Required Skills Strong proficiency in Python 3, Java, Rust, C++, or TypeScript . Strong understanding of algorithms... 
    Remote job
    For contractors

    YO AI Labs

    Ottawa, ON
    20 days ago
  •  ...We are looking for an experienced Android Developer to design, build, and maintain high-quality mobile...  ...clean, maintainable, and testable code using Kotlin/Java. Work with APIs and third-party libraries to integrate backend services. Ensure the performance, quality, and... 
    Full time

    Simera

    Ottawa, ON
    22 hours ago
  • $120k - $155k per year

     ...About the Role As the Senior Software Developer , you’ll be joining a small, collaborative...  ...Ruskin’s sophisticated multi-layered Java-based desktop platform and design scalable...  ...Comfort spanning the full stack: UI through to backend, data, and external system integrations... 
    Long term contract
    Full time
    Internship
    Worldwide
    Shift work

    Rbr Inc.

    Ottawa, ON
    22 hours ago
  •  ...interactive studios in North America, developing online experiences and mobile...  ...through Web service APIs, backend business logic and database...  ...new features. The Web/Server Developer is well versed in dynamic web programming languages (C#, Java, PHP, etc.) and experienced... 
    Full time
    Casual work

    Fuel Industries

    Ottawa, ON
    22 hours ago
  •  ..., supporting a multi-technology monorepo (Java, Python, TypeScript, MATLAB) serving multiple...  ...provisioning, secret rotation, and developer tooling (pre-commit hooks, quality gates)...  ...systems Collaboration: Work closely with backend, frontend, QA, and MATLAB engineering teams... 
    Full time
    Internship
    Work at office
    Work from home
    Worldwide
    Night shift

    Telesat Corporation

    Ottawa, ON
    22 hours ago
  • $180k - $300k per year

     ...projects in an energizing environment. You should have expertise in Java applications and extensive experience working with the latest...  ...features to successful delivery Requirements ~10+ years developing commercial software in Java ~ Deep expertise in object-oriented... 
    Remote job
    Full time
    Work at office
    Local area
    Work from home

    Veeva Systems

    Ottawa, ON
    22 hours ago
  • $135k - $165k per year

     ...This position is for a  Senior Software Developer for the AI team. In this role, you will be...  ...passion for building high-performance, scalable backend systems? Has a passion for AI and...  ...ecosystem ~ Experience developing cloud-native Java Spring Boot applications ~ Experience... 
    Full time
    Internship
    Immediate start

    Solace Corporation

    Ottawa, ON
    22 hours ago
  •  ...We are looking for a Backend Developer to design, build, and maintain the server-side logic of our applications. You will be responsible for...  ...and framework: Node.js/Express, Python (Django/Flask/FastAPI), Java (Spring Boot), or Ruby on Rails. Strong knowledge of databases... 
    Full time

    Simera

    Ottawa, ON
    22 hours ago
  • $90k - $110k per year

     ...and industrial automation. We are seeking an experienced DevOps Developer to support the development and maintenance of build systems,...  ...environments. ~ Familiarity with software development using C/C++, Java, or Go. ~ Strong understanding of source control, branching... 
    Full time

    Syntronic

    Ottawa, ON
    22 hours ago
  •  ...performance. Job Description Position: Infrastructure Developer  Location: Ottawa, ON Duration: Full Time, Perm Job Description...  ...the SaaS Platform team at Halogen using: 1. Spring Framework / Java – Code base. 2. Postgres database. 3. Big Data Infrastructure... 
    Permanent employment
    Full time

    Dba Technologies, Llc

    Ottawa, ON
    22 hours ago
  • $75k - $95k per year

     ...maintain scalable test automation frameworks in Python, (PyTest). Develop clean, maintainable, and reusable object-oriented code to...  ...Experience testing complex systems such as distributed systems, backend services, or ML-based applications. Familiarity with C++ or working... 
    Long term contract
    Full time
    Temporary work
    Fixed term contract

    Syntronic

    Ottawa, ON
    22 hours ago
  •  ...Software Developer At Wavestore, we're more than meets the eye. In an ever-changing world, adaptation drives progress. At...  ...growing engineering team. Whether your experience is in mobile, backend, cloud, or full-stack development, you'll work alongside... 
    Full time

    Wavestore

    Ottawa, ON
    22 hours ago
  •  ...you are: You're a passionate software developer who wants your work to make a difference....  ...and DNS-based cybersecurity products and backend services using modern programming languages...  ...proficiency in programming languages such as Java (Spring or Play Framework) or Python.... 
    Full time
    Work at office
    Remote work
    Worldwide
    Rotating shift

    Cira

    Ottawa, ON
    22 hours ago
  •  ...Martello Technologies is seeking an experienced and motivated Software Developer to join our dynamic team for a 3-month term. The ideal...  ...will have experience in software development, with a background in Java .    The successful candidate will implement, document,... 
    Full time
    Work at office

    Martello Technologies

    Ottawa, ON
    22 hours ago
  •  ...As an Intermediate Software Developer on the platform deployment team, you will be responsible for designing, implementing, and maintaining...  ...experience, with exposure to the entire stack of development (backend, APIs, UI).   ~1+ years working with DevSecOps   ~ Education:... 
    Full time

    Jsi

    Ottawa, ON
    22 hours ago
  • $80k - $85k per year

     ...Description Are you the kind of developer who enjoys building modern solutions while untangling complex legacy systems?  We’re looking...  ...days look the same, someone equally comfortable working across backend systems, APIs, databases, LMS integrations, and front-end experiences... 
    Long term contract
    Full time
    1 day per week

    Stack It Recruitment

    Ottawa, ON
    22 hours ago
  • $85k - $105k per year

     ...technology—and your hard work!  About the Role This position is for a Junior Software Developer to join our API & Applications team, developing multi-language SDK client libraries (Java, Python, C, C#, JavaScript, Go) that power our customers' event-driven architectures. A... 
    Full time
    Internship
    Worldwide

    Solace

    Ottawa, ON
    22 hours ago
  •  ...We currently have a requirement for an Oracle Commerce (ATG) Developer. In this role you will be responsible for developing, maintaining...  ...Responsibilities:  Creating high-quality code and developing Java-based services and applications using Oracle Commerce (ATG), Java... 
    Permanent employment
    Full time

    Collabera

    Ottawa, ON
    22 hours ago
  • $105k - $115k per year

     ..., and industrial automation. We're looking for a Cloud DevOps Developer to join our team building and supporting cloud-native software for...  ...with Python and at least one additional language such as C++ or Java. ~ Hands-on experience working with Docker, Kubernetes, and cloud... 
    Full time
    Manual labor

    Syntronic

    Ottawa, ON
    22 hours ago
  • $80k - $105k per year

     .... The Job SRC CAN Ltd is seeking an Intermediate Software Developer to contribute to the design, development, and delivery of next-generation...  ...container technologies. Applied knowledge and experience with Java, C++, C, Typescript, and Python. Applied knowledge and... 
    Full time
    Work at office
    Remote work
    Flexible hours

    SRC Can

    Ottawa, ON
    22 hours ago
  •  ...We are seeking a skilled iOS Developer to design, build, and maintain applications for Apple’s iOS platform. The ideal candidate has strong...  ...and responsiveness of applications. Integrate with APIs and backend services. Write clean, maintainable, and testable code with proper... 
    Full time
    Local area

    Simera

    Ottawa, ON
    22 hours ago
  •  ...Mobile Application Developer Ottawa, ON 6 Month Term   Mist Mobility Integrated Systems Technology is a pioneering company in the...  ...systems platform. This role involves refactoring and porting legacy Java code into a modern Kotlin-based MVVM architecture while... 
    Full time
    Worldwide

    Mmist Llc

    Ottawa, ON
    22 hours ago
  •  ...Java/ REST Software Developer Strong Java programming skills with emphasis on the Spring and JPA framework Experience/knowledge of Restful API are required RDBMS experience is required Thorough understanding of Object Orient Design and Design Patterns Understanding... 

    Myticas Consulting

    Ottawa, ON
    14 days ago
  •  ...sector end client based out of Ottawa. Previous public sector contract experience is preferred but not mandatory. ​ The Java Developer may be responsible for but is not limited to; Designing and developing high-volume, low-latency applications for mission-critical... 
    Full time
    Contract work

    Thinkpivot

    Ottawa, ON
    22 hours ago
  • $90k - $110k per year

     ...automation. We are looking for an Android Automotive Software Developer to support the design, development, integration, and maintenance...  ...system-level components, and vehicle-facing software using C++, Java, Kotlin, and related technologies. Work within AOSP to implement... 
    Full time

    Syntronic

    Ottawa, ON
    22 hours ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Java Backend Developer. Be the first to apply!