Senior Python Developer
Toronto, ON · On-site
Job Title Senior Python Developer About your role: At Fiserv, we are dedicated to transforming financial services technology to benefit our clients. As a Software Development Engineer, you will play ...
Toronto, ON · On-site
Job Title Senior Python Developer About your role: At Fiserv, we are dedicated to transforming financial services technology to benefit our clients. As a Software Development Engineer, you will play ...
Toronto, ON · On-site
Job Title Senior Python Developer About your role: At Fiserv, we are dedicated to transforming financial services technology to benefit our clients. As a Software Development Engineer, you will play ...
Strong Python development for GenAI and agentic systems * Design and implementation of Agentic AI workflows using LangChain, LangGraph, ADK, MCP * Development and orchestration of multi‑agent ...
Strong Python development for GenAI and agentic systems * Design and implementation of Agentic AI workflows using LangChain, LangGraph, ADK, MCP * Development and orchestration of multi‑agent ...
Toronto, ON · On-site
$130 - $180/hr
Python, Django, Celery, React, Typescript, Azure. How We Work: - Collaborative team! Lots of new interesting complex work is available - We encourage exploration of new technologies - we're a modern ...
Toronto, ON · On-site
$130 - $180/hr
Python, Django, Celery, React, Typescript, Azure. How We Work: - Collaborative team! Lots of new interesting complex work is available - We encourage exploration of new technologies - we're a modern ...
Design, develop, and maintain robust and scalable RESTful APIs using Python. * Collaborate with cross-functional teams including frontend, DevOps, and QA to deliver high-quality features. * Work with ...
Design, develop, and maintain robust and scalable RESTful APIs using Python. * Collaborate with cross-functional teams including frontend, DevOps, and QA to deliver high-quality features. * Work with ...
The ideal candidate has deep expertise in Python software engineering, APIs, data structures, and testing, and has contributed to at least one production or pilot use case involving LLMs (e.g ...
The ideal candidate has deep expertise in Python software engineering, APIs, data structures, and testing, and has contributed to at least one production or pilot use case involving LLMs (e.g ...
TEHORA est presentement a la recherche d 'un(e) programmeur(euse) senior BackEnd Python ayant d'excellentes aptitudes techniques, d'excellentes connaissances et qui souhaite mettre a profit ses ...
TEHORA est presentement a la recherche d 'un(e) programmeur(euse) senior BackEnd Python ayant d'excellentes aptitudes techniques, d'excellentes connaissances et qui souhaite mettre a profit ses ...
Toronto, ON · On-site
CA$96K - CA$136K/yr
Design and develop a Python wrapper layer to standardize model integration, manage inputs and outputs, support reusable interfaces, and simplify future onboarding of additional models. * Build or ...
Toronto, ON · On-site
CA$96K - CA$136K/yr
Design and develop a Python wrapper layer to standardize model integration, manage inputs and outputs, support reusable interfaces, and simplify future onboarding of additional models. * Build or ...
Developper des services BackEnd en Python sous encadrement; * Corriger des anomalies applicatives BackEnd; * Participer au developpement ou a l'integration d'API REST; * Participer aux essais ...
Developper des services BackEnd en Python sous encadrement; * Corriger des anomalies applicatives BackEnd; * Participer au developpement ou a l'integration d'API REST; * Participer aux essais ...
This role focuses on developing Python-based frameworks, Streamlit applications, and reusable engineering tools that enable faster development, monitoring, and governance of enterprise data pipelines.
This role focuses on developing Python-based frameworks, Streamlit applications, and reusable engineering tools that enable faster development, monitoring, and governance of enterprise data pipelines.
Oakville, ON · Hybrid
CA$94K - CA$117K/yr
Design, develop, andmaintainweb applications using Python and React technologies. * Interpret written business requirements and technical specification documents; perform coding to written technical ...
Oakville, ON · Hybrid
CA$94K - CA$117K/yr
Design, develop, andmaintainweb applications using Python and React technologies. * Interpret written business requirements and technical specification documents; perform coding to written technical ...
We are looking for an experienced Senior Python Developer to join our talented team in Toronto,ON . The ideal candidate will have a minimum of 5 years of experience in Python development with minimum ...
Quick apply
We are looking for an experienced Senior Python Developer to join our talented team in Toronto,ON . The ideal candidate will have a minimum of 5 years of experience in Python development with minimum ...
Toronto, ON · Remote
CA$50/hr
Build MCP servers in Python using FastMCP . * Integrate web or desktop applications into RL Studio . * Work with APIs , Docker , Linux environments , and service configuration. * Implement populate ...
Quick apply
Toronto, ON · Remote
CA$50/hr
Build MCP servers in Python using FastMCP . * Integrate web or desktop applications into RL Studio . * Work with APIs , Docker , Linux environments , and service configuration. * Implement populate ...
The Role GBME is searching for Software Engineers (Python/PL-SQL) who are continuous learners and are eager to boost capabilities of capital markets products and analytics platforms. The role focuses ...
The Role GBME is searching for Software Engineers (Python/PL-SQL) who are continuous learners and are eager to boost capabilities of capital markets products and analytics platforms. The role focuses ...
TEHORA est presentement a la recherche d' un(e) programmeur(euse) FullStack Angular / Python ayant d'excellentes aptitudes techniques, d'excellentes connaissances et qui souhaite mettre a profit ses ...
TEHORA est presentement a la recherche d' un(e) programmeur(euse) FullStack Angular / Python ayant d'excellentes aptitudes techniques, d'excellentes connaissances et qui souhaite mettre a profit ses ...
Toronto, ON · On-site +1
CA$85K - CA$115K/yr
The ideal candidate is a strong Python developer who has some experience in front-end technologies like JavaScript, CSS3 and/or HTML5. They are a self-starter, comfortable with ambiguity, able to ...
Toronto, ON · On-site +1
CA$85K - CA$115K/yr
The ideal candidate is a strong Python developer who has some experience in front-end technologies like JavaScript, CSS3 and/or HTML5. They are a self-starter, comfortable with ambiguity, able to ...
Toronto, ON · On-site +1
CA$150K - CA$180K/yr
Role: Senior FullStack (Python) Developer Location: Hybrid, Toronto Rates: $150k - $180k per year Structure: Full time -- We have a great new opportunity to support one of our online marketplace ...
Quick apply
Toronto, ON · On-site +1
CA$150K - CA$180K/yr
Role: Senior FullStack (Python) Developer Location: Hybrid, Toronto Rates: $150k - $180k per year Structure: Full time -- We have a great new opportunity to support one of our online marketplace ...
Use your Python development skills to develop the Metal as a Service (MAAS) software to work with a large variety of server and network hardware. * Actively expand MAAS functionality by creating ...
Quick apply
Use your Python development skills to develop the Metal as a Service (MAAS) software to work with a large variety of server and network hardware. * Actively expand MAAS functionality by creating ...
Company Description An enterprise client is seeking experienced Senior Python Developers to help build the next generation of Artificial Intelligence systems. This opportunity support the client who ...
Quick apply
Company Description An enterprise client is seeking experienced Senior Python Developers to help build the next generation of Artificial Intelligence systems. This opportunity support the client who ...
Toronto, ON · On-site
JDK 8+, GitHub, REST, Spring, Spring Boot, Apache CXF, Microservices, SOAP, Swagger,Apache / Tomcat, SQL Hands on 3+ years in Python technology stack Hands on 1+ years in JavaScript technologies such ...
Toronto, ON · On-site
JDK 8+, GitHub, REST, Spring, Spring Boot, Apache CXF, Microservices, SOAP, Swagger,Apache / Tomcat, SQL Hands on 3+ years in Python technology stack Hands on 1+ years in JavaScript technologies such ...
... Python - Build and finetune machine learning and large language models using frameworks such as PyTorch TensorFlow and Keras - Develop RAG based applications using LangChain Hugging Face and ...
... Python - Build and finetune machine learning and large language models using frameworks such as PyTorch TensorFlow and Keras - Develop RAG based applications using LangChain Hugging Face and ...
$50.5K - $63K
1% of jobs
$63K - $75.5K
3% of jobs
$75.5K - $88K
6% of jobs
$88K - $100.5K
8% of jobs
$106.5K is the 25th percentile. Wages below this are outliers.
$100.5K - $113K
13% of jobs
$113K - $125.5K
15% of jobs
The median wage is $128.6K / yr.
$125.5K - $138K
15% of jobs
$138K - $150.5K
14% of jobs
$150.8K is the 75th percentile. Wages above this are outliers.
$150.5K - $163K
12% of jobs
$163K - $175.5K
8% of jobs
$175.5K - $188K
5% of jobs
$50.5K
$130.6K
$188K
| Aspect | Python Developer | Java Developer |
|---|---|---|
| Required Credentials | Bachelor's in CS or related field, Python certifications (optional) | Bachelor's in CS or related field, Java certifications (optional) |
| Work Environment | Web development, data science, automation | Enterprise applications, Android development, backend systems |
| Industry Usage | Tech startups, data analysis firms, automation companies | Financial services, large enterprise software, mobile app companies |
Python developers focus on scripting, data analysis, and web development, often working in startups or data-driven fields. Java developers typically work on large-scale enterprise applications and Android apps. While both roles require programming skills and similar educational backgrounds, their industry applications and project types differ significantly.
Python is a programming language used to write or develop a variety of programs and applications. The software developer community uses Python for programming because it is a simple language that is easy to test and debug. Large internet companies such as Facebook, Google, Reddit, and Amazon use Python, and so do government agencies such as NASA. Programmer professionals have used Python to help build popular software such as Autodesk Maya and other visual design applications. Financial professionals and stock traders use Python when scripting algorithms for economic predictions or computerized trading.

Full-time
This job post has expired today. Applications are no longer accepted.
Calling all innovators - find your future at Fiserv.
We're Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants, and consumers to one another millions of times a day - quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we're involved. If you want to make an impact on a global scale, come make a difference at Fiserv.
Job Title
Senior Python DeveloperAbout your role:
At Fiserv, we are dedicated to transforming financial services technology to benefit our clients. As a Software Development Engineer, you will play a critical role in designing, developing, and maintaining high-quality software applications. You will work with cross-functional teams to deliver solutions that align with our business goals and client needs.
A propos de votre role :
Chez Fiserv, nous nous consacrons a la transformation de la technologie des services financiers au profit de nos clients. En tant qu'ingenieur en developpement logiciel, vous jouerez un role essentiel dans la conception, le developpement et la maintenance d'applications logicielles de haute qualite. Vous collaborerez avec des equipes interfonctionnelles pour fournir des solutions qui correspondent a nos objectifs commerciaux et aux besoins de nos clients.
Responsabilites et fonctions
Qualifications et competences
#LI-IH1
This posting is for an existing vacancy.
Salary Range:
$114,400.00-$143,000.00Thank you for considering employment with Fiserv. Please:
Apply using your legal name
Complete the step-by-step profile and attach your resume (either is acceptable, both are preferable).
Our commitment to Diversity and Inclusion:
Fiserv is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, gender, gender identity, sexual orientation, age, disability, protected veteran status, or any other category protected by law.
Note to agencies:
Fiserv does not accept resume submissions from agencies outside of existing agreements.Please do not send resumes to Fiserv associates. Fiserv is not responsible for any fees associated with unsolicited resume submissions.
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Please be aware of fraudulent job postings that are not affiliated with Fiserv. Fraudulent job postings may be used by cyber criminals to target your personally identifiable information and/or to steal money or financial information. Any communications from a Fiserv representative will come from a legitimate Fiserv email address.