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Senior Full Stack Java Developer Jobs in Welland, ON

RGIT Australia

Manager, Software Development

Hamilton, ON · On-site

CA$140K - CA$170K/yr

Full-time Permanent Mid-level Senior Description At Space Ops, wedon'tjust build software, we ... Helpestablishthe future-state AI engineering strategy for Space Ops. Full Stack Architecture ...

New

STACK IT Recruitment

Senior Network Engineer

Hamilton, ON · On-site

CA$100K - CA$120K/yr

???? We're looking for a technically skilled Senior Network Engineer to design, secure, and ... At STACK IT Recruitment, we connect top talent with standout opportunities. If you meet at least 70 ...

New

STACK IT Recruitment

Senior Network Engineer

Hamilton, ON · On-site +1

CA$100K - CA$120K/yr

We're looking for a technically skilled Senior Network Engineer to design, secure, and optimize the ... At STACK IT Recruitment, we connect top talent with standout opportunities. If you meet at least 70 ...

New

Providius

Software Engineer

Hamilton, ON · On-site

... Stack * Backend: Java (Spring Boot), Python, Some components in C and C++ * Frontend: TypeScript, Angular * Data: PostgreSQL, TimescaleDB * Infrastructure: Linux (Ubuntu) * Tools: JIRA, Bitbucket ...

Providius

Quality Assurance Lead

Hamilton, ON · On-site

You'll work across the stack and partner closely with engineering to catch issues early and raise ... Python, Java, TypeScript * Test frameworks: pytest, JUnit, Playwright or Cypress * API and load ...

Aecon Group Inc.

Sr. Project Coordinator

Hamilton, ON · On-site

With more than a century of experience and a full suite of integrated services, Aecon is a trusted ... Plans and implements an engineering and construction program, including defining the project plan ...

New

Wood Plc

Supply Chain Lead

Hamilton, ON · On-site +1

Overview / Responsibilities Wood is currently seeking an Intermediate - Senior Procurement ... Coordinates and supports others engaged in the full range of supply chain activities, while ...

Wood Plc

Supply Chain Manager

Hamilton, ON · On-site +1

Functionally reports to and coordinate efforts with Senior Supply Chain Manager to ensure ... Full knowledge and experience in the means, processes and methods needed to successfully construct ...

ATCO

Estimator

Grimsby, ON · On-site

Complete full analysis and detailed reviews of the Preconstruction Services Request packages ... Engineering technologist or a technical diploma with 5-7 years of relevant experience * Hands-on ...

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All JobsFull Stack Java Developer JobsSenior Full Stack Java Developer JobsSenior Full Stack Java Developer Jobs in Welland, ON

Senior Full Stack Java Developer information

See Welland, ON salary details

$14.6K

$127.8K

$175K

How much do senior full stack java developer jobs pay per year?

As of Sep 13, 2026, the average yearly pay for senior full stack java developer in Welland, ON is $127,771.00, according to ZipRecruiter salary data. Most workers in this role earn between $109,373.00 and $146,803.00 per year, depending on experience, location, and employer.

What is a senior full stack Java developer?

Senior Full Stack Java Developers are experienced software professionals who design, develop, and maintain both the front-end and back-end components of web applications using Java and related technologies. They typically work with frameworks such as Spring Boot for the backend and may use JavaScript frameworks like Angular or React for the frontend. In addition to coding, they often lead development teams, make architectural decisions, and ensure best practices are followed throughout the software development lifecycle.

What are the key skills and qualifications needed to thrive as a senior full stack Java developer?

A Senior Full Stack Java Developer needs advanced proficiency in Java, front-end frameworks (such as Angular or React), and a solid understanding of databases, supported by a bachelor’s degree in computer science or related field. Experience with tools like Spring Boot, RESTful APIs, version control systems (e.g., Git), and cloud platforms is typically required, along with relevant certifications. Strong problem-solving, communication, and teamwork skills help developers effectively collaborate and deliver robust solutions. These competencies are crucial for building scalable applications, leading projects, and ensuring efficient development processes.

What are some common challenges senior full stack Java developers face when balancing backend and frontend responsibilities?

Senior Full Stack Java Developers often encounter the challenge of staying up-to-date with both backend Java frameworks and rapidly evolving frontend technologies. Balancing deep expertise in server-side development with proficiency in modern JavaScript frameworks (like React or Angular) can be demanding. Additionally, these professionals often need to effectively prioritize tasks between client and server development while collaborating with specialized frontend or backend team members. Time management, clear communication, and a willingness to learn new tools are essential for success in this multifaceted role.

What cities near Welland, ON are hiring for Senior Full Stack Java Developer jobs?

Cities near Welland, ON with the most Senior Full Stack Java Developer job openings:

Senior Full Stack Java Developer jobs near you
Infographic showing various Senior Full Stack Java Developer job openings in Welland, ON as of August 2026, with employment types broken down into 84% Full Time, 10% Part Time, 5% Contract, and 1% Nights. Highlights an 84% Physical, 5% Hybrid, and 11% Remote job distribution, with an average salary of $127,771 per year, or $61.4 per hour.

Senior Full Stack Python Developer - FT

Hamilton, ON • On-site

Demand For HR
See more jobs at Demand For HRexternal

Full-time

Posted 29 days ago

Key responsibilities

  • Take technical ownership of the platform architecture, implementation, and delivery.

  • Design and develop modern full-stack web applications using Python and React or Next.js.

  • Build secure backend services, REST APIs, authentication, and database solutions.

Job description

Senior Full-Stack Software Engineer (AI Research Platform)
We are seeking a Senior Full-Stack Software Engineer to lead the design and development of an AI-enabled research platform from concept through production deployment. You will work directly with a multidisciplinary research team to translate research ideas into a scalable, secure, and production-quality software platform. This role requires technical leadership, hands-on software development, and the ability to make sound architectural decisions while preparing the platform for future AI-powered capabilities such as prediction, recommendation, optimization, and intelligent decision support.
Key Responsibilities
● Take technical ownership of the platform architecture, implementation, and delivery.
● Design and develop modern full-stack web applications using Python and React or Next.js.
● Build secure backend services, REST APIs, authentication, and database solutions.
● Design scalable cloud infrastructure using AWS, Azure, or Google Cloud.
● Implement CI/CD pipelines, automated testing, monitoring, and deployment processes.
● Integrate external APIs, research systems, and AI/ML services.
● Develop dashboards, reports, visualizations, and user workflows.
● Collaborate with researchers to translate research requirements into software solutions.
● Recommend technologies, engineering practices, and architectural improvements.
● Produce technical documentation and support long-term platform maintainability.
Required Qualifications
● Bachelor's degree in Computer Science, Software Engineering, Computer Engineering, or a related field.
● 5+ years of professional experience building production web applications.
● Strong Python backend development experience.
● Experience building modern frontend applications using React or Next.js.
● Experience designing scalable software architecture and RESTful APIs.
● Experience with relational databases and data modeling.
● Hands-on experience with cloud platforms (AWS, Azure, or Google Cloud).
● Experience with Docker, Git, and CI/CD pipelines.
● Strong software engineering, testing, debugging, and communication skills.
● Ability to work independently and make technical decisions with minimal supervision.
Preferred Qualifications
● Experience integrating AI or machine learning capabilities into production software.
● Knowledge of prediction, forecasting, recommendation, classification, or optimization techniques.
● Experience with data visualization and analytics..
● Familiarity with Infrastructure as Code, or modern DevOps practices.
● Experience developing research, scientific, or engineering software.
● Familiarity with server user access, storage, backups, monitoring, logs, and deployment support.
● Familiarity with server-side software dependencies, environment configuration, and resource usage.
Who You Are
You are an experienced software engineer who enjoys building products from the ground up. You take ownership, solve complex technical problems, communicate effectively with both technical and non-technical stakeholders, and deliver high-quality software that can evolve as research needs grow.
Application Instructions:
Please submit your resume and, if available, links to GitHub repositories, technical portfolios, or examples of production software you have designed or developed