Senior Software Engineer (Python) – Fixed Income Job at Citi (Mississauga)

Senior Software Engineer (Python) – Fixed Income

Citi, a leading global bank, is seeking a talented and passionate Python Develop...

Location

Canada , Mississauga, Ontario

Salary:

94300.00 - 141500.00 USD / Year

Citi

Expiration Date

Until further notice

Requirements

Minimum 3-5 years of experience developing and deploying production-ready Python applications
Strong experience with core Python, SQL, and database APIs
Excellent communication and collaboration skills
Strong problem-solving and analytical skills
Bachelor's degree in computer science, Engineering, or a related field

Job Responsibility

Design, develop, and maintain robust and scalable applications primarily using Python
Implement efficient and optimized code for various business needs
Integrate Python applications with various data sources, APIs, and other systems
Contribute to the design and development of application architectures
Write clean, well-documented, and testable code
Collaborate effectively with other engineers, product managers, and stakeholders throughout the software development lifecycle (SDLC), adhering to Agile methodologies
Stay up-to-date with the latest trends and technologies in Python development

Fulltime

New

Senior Fixed Income, E-Trading Engineer, Senior Vice President

The Fixed Income (FI) eTrading Technology team supports Citi’s dealer to client ...

Location

United States , New York

Salary:

176720.00 - 265080.00 USD / Year

Citi

Expiration Date

June 29, 2026

Requirements

Strong software development fundamentals, data structures, design patterns, object-oriented programming
8+ years of extensive hands on coding experience in Core Java within low latency, high throughput distributed applications
Experience with ION Platform, FIX, SBE or any other messaging protocols
Experience implementing and supporting market data processing applications and algorithmic trading strategies
Experience building backtesting frameworks and historical data storages
Basic Linux system performance tuning and monitoring, ability to troubleshoot performance issues within Java/Linux stack
Working knowledge of no GC Java techniques and lock free thread safe algorithms
Experience with Python, Spring, TDD, KDB or any other tick data storages
Build tools, gradle, git, teamcity, jenkins, artifactory
Strong academic record, ideally with a Bachelor’s degree in Computer Science, Information Science, engineering or related technical or quantitative discipline

Job Responsibility

Develop reusable eTrading negotiation engines with focus on low latency execution
Ensure strong reliability, scalability and performance of the core eTrading components
Work with other eTrading teams to support live manual trading
Learn and maintain large code base, improve design and quality of the eTrading code base
Partner with business to drive technology stack beyond near term objectives
Adhere to engineering standards and strive for best-in-class solutions

What we offer

Discretionary and formulaic incentive and retention awards
Medical, dental & vision coverage
401(k)
Life, accident, and disability insurance
Wellness programs
Paid time off packages, including planned time off (vacation), unplanned time off (sick leave), and paid holidays

Fulltime

Principal Quantitative Developer

Fidelity’s Asset Management Technology division is seeking a Senior Quantitative...

Location

United States , Jersey City; Merrimack

Salary:

97000.00 - 185000.00 USD / Year

Fidelity Investments

Expiration Date

Until further notice

Requirements

Bachelor’s degree in a quantitative field such as Financial Engineering, Physics, Applied Mathematics, Computer Science, or a closely related discipline
at least six (6) years of experience as a Senior Quant Developer or in a similar role
experience in quantitative analytics, ideally in the fixed income market, including interest rate modeling and interest rate derivatives
strong skills in quantitative finance, with an emphasis on applying numerical methodologies to financial problems, including finite-difference methods for PDE solvers, tree models, Monte Carlo simulation, and optimization techniques for curve fitting
deep understanding of probability theory, linear regression, and time-series analysis
expert-level software engineering skills in C++
proficiency in Python, shell scripting, SQL, and Linux (preferably in a command-line environment)
strong proficiency in object-oriented programming (OOP) principles and hands-on experience implementing design patterns in production code
full-stack software development knowledge and critical thinking skills to design optimal solutions for high-performance fixed income analytics
experience with cloud technologies, particularly AWS, and container orchestration platforms such as EKS

Job Responsibility

Gathering ideas, conceptualizing them through a programming language, and creating a packaged solution that can be used by investment professionals
building high quality, robust, efficient, and scalable analytical solutions that directly support portfolio construction, risk management, and alpha generation
improving the quality and time-to-market of Research initiatives through a combination of both analytical and software development skillsets

What we offer

Comprehensive health care coverage
emotional well-being support
market-leading retirement
generous paid time off and parental leave
charitable giving employee match program
educational assistance including student loan repayment, tuition reimbursement, and learning resources to develop your career

Fulltime

New

Senior Python/AI Engineer

The Applications Development Senior Programmer Analyst is an intermediate level ...

Location

United States , Rutherford

Salary:

121200.00 - 181800.00 USD / Year

Citi

Expiration Date

Until further notice

Requirements

Expertise in building robust, scalable, and maintainable applications with development experience, preferably in the Capital Markets Technology industry
Hands-on experience in Python based data and code analysis to enable RAG automation and attribution mapping for client queries
Experience with Agile software development processes with a strong emphasis on test driven development
Strong knowledge of CI/CD pipelines and experience in tools such as JIRA, BlackDuck, SONAR etc.
Ability to evaluate design trade-offs and document choices effectively
Demonstrated capacity to build sophisticated tooling for development and production team use
Expertise in Object Oriented Analysis & Design, and Design Patterns
Design, development and implementation of applications using Python, Core Java
Test Driven Development (TDD) including mock & regression tests and continuous integration (Jenkins, CruiseControl)
Software Configuration Management (GIT)

Job Responsibility

Provide technical and analytical expertise in support of the Data and Code Lineage exercise to support Pre Settlement Risk and RWA calculation for wholesale products/asset classes
Develop systems and functionalities to calculate the potential exposure, Exposure at default and Risk weight
Collaborate with internal stakeholders including Quantitative Analytics, Risk Analytics & Model Risk Management teams and provide technical guidance & assistance with regard to existing functionalities and improvements
Update, optimize and maintain applications required for back-testing, impact studies and stress testing
Develop technical components across sub-projects and coordinate activities between infrastructure team for application/infrastructure setup
Implement control and risk implementation procedures, and adhere standards and processes defined by organization
Use AI Tools such as GitHub CoPilot and Devin to automate code generation and generate efficiency in product delivery
Build software applications using Python and automate the build using Lightspeed or Artifactory
Use Agile/Scrum methodology in executing projects
Develop, Test, Debug and Manage application using VSCode, IntelliJ, JIRA, Visual VM, Unix, Oracle SQL Developer, Autosys, and caching solutions like Gridgain

What we offer

Discretionary and formulaic incentive and retention awards
medical, dental & vision coverage
401(k)
life, accident, and disability insurance
wellness programs
paid time off packages, including planned time off (vacation), unplanned time off (sick leave), and paid holidays

Fulltime

New

Java Lead Fixed Income

We are seeking an experienced and highly motivated Java Lead to drive our DevOps...

Location

Canada , Mississauga

Salary:

120800.00 - 170800.00 USD / Year

Citi

Expiration Date

Until further notice

Requirements

6+ years of progressive experience in software development, infrastructure engineering, or operations roles, with at least 5 years in a leadership or senior DevOps role within a large enterprise
Strong proficiency with CI/CD tools (e.g., Jenkins, GitLab CI, Azure DevOps, ArgoCD)
Extensive experience with cloud platforms (e.g., AWS, Azure, Google Cloud, OpenShift) and containerization technologies (Docker, Kubernetes)
Deep understanding and hands-on experience with Infrastructure as Code (IaC) tools (e.g., Terraform, Ansible, Chef, Puppet)
Proficiency in scripting and automation using languages such as Python, Bash, Go, or PowerShell
Experience with monitoring and logging tools (e.g., Prometheus, Grafana, ELK Stack, Splunk, Datadog)
Solid understanding of networking, security principles, and database management
Proven track record of leading and mentoring technical teams, driving change, and delivering complex projects in an agile environment
Excellent analytical and problem-solving skills with a proactive approach to identifying and resolving technical challenges
Exceptional communication, interpersonal, and presentation skills, with the ability to articulate technical concepts to diverse audiences

Job Responsibility

Define and execute DevOps strategy and roadmap aligned with organizational goals, focusing on automation, scalability, and efficiency
Lead, mentor, and develop a high-performing DevOps team, promoting best practices and continuous learning
Design, implement, and maintain robust, automated CI/CD pipelines for various applications, ensuring rapid, reliable, and repeatable deployments
Drive the adoption and implementation of Infrastructure as Code principles using tools like Terraform, Ansible, or CloudFormation to manage and provision infrastructure efficiently
Collaborate with development and operations teams to establish and monitor SLAs, SLOs, and error budgets
Implement solutions for proactive monitoring, alerting, and performance optimization of applications and infrastructure
Identify opportunities for automation across the software development lifecycle, from build and test to deployment and operations
Evaluate, select, and integrate appropriate DevOps tools and technologies
Embed security best practices (DevSecOps) into all stages of the SDLC, ensuring compliance with internal policies and external regulations
Work closely with security teams to address vulnerabilities and implement security controls

Fulltime

Application Development Lead (Fixed Income Data) - Vice President

This role is for a application dev lead within the FI Data team, responsible for...

Location

Canada , Mississauga

Salary:

120800.00 - 170800.00 USD / Year

Citi

Expiration Date

Until further notice

Requirements

6+ years of demonstrable and relevant experience in software development, with at least 3-5 years in a leadership role within a high-performing technical team
Strong understanding of Python 3.6, with the ability to guide and review complex solutions
Solid understanding of REST API development, including best practices for design, security, and scalability
Demonstrable experience in driving the creation of reusable, testable, and efficient code with proper error and exception handling, and establishing coding standards
Extensive experience with the design and implementation of cloud-native applications and deployment via Kubernetes / Openshift, including strategic decision-making on cloud architecture
Expertise in big data computation platforms (Flink, Spark, Apache Beam) or big data distribution platforms (Hadoop, Druid, Pinot, Trino, Ignite), and a track record of leading teams leveraging these technologies
Hands-on experience in handling various data structures, and the ability to guide complex data modeling decisions
Proven leadership in establishing and maturing Continuous Integration and Continuous Delivery environments. Familiarity with TeamCity, Sonarqube, and Jenkins
Extensive experience with the SDLC lifecycle and in leading and coaching within an Agile environment (Scrum/Kanban)
Demonstrable leadership in promoting and enforcing engineering best practices: design patterns, coding standards, rigorous code review processes, and comprehensive unit testing strategies (e.g., Mockito, Junit, Pytest)

Job Responsibility

Lead and oversee the design and development of high-performance green-field data analytics products for a Tier 1 bank, ensuring architectural excellence and alignment with business goals
Collaborate strategically with other dev leads in US and Canada, translating complex business requirements into technical roadmaps and fostering a partnership approach to deliver impactful solutions
Drive innovation within the team, encouraging the exploration and implementation of cutting-edge data visualization and analytics solutions
Mentor and guide team members in applying an engineering mindset, fostering deep understanding of use-cases, developing robust estimation techniques for volume and compute velocity, and openly addressing implementation limitations
Lead the evaluation and development of Proof-of-Concepts (POCs) for new strategic initiatives, guiding the team to convert successful prototypes into robust enterprise solutions
Foster a culture of continuous learning and growth within the team, empowering members to research, learn, and recommend emerging technologies
Provide leadership and strategic direction for post-release support, collaborating closely with business, development, and support groups to ensure operational stability and client satisfaction
Manage team performance, including goal setting, performance reviews, career development, and providing regular feedback to foster professional growth
Participate in hiring processes, attracting, interviewing, and onboarding top talent to grow the team's capabilities
Facilitate effective communication within the team and across different stakeholders, ensuring transparency and alignment

Fulltime

New

Pharmacy Technician

We’re building a world of health around every individual — shaping a more connec...

Location

United States , Drexel Hill

Salary:

Not provided

CVS Health

Expiration Date

June 22, 2026

Requirements

Must comply with any state board of pharmacy requirements or laws governing the practice of pharmacy, which includes but is not limited to, age, education, and licensure/certification
If the state board of pharmacy does not address or mandate a minimum age requirement, must be at least 16 years of age
If the state board of pharmacy does not address or mandate a minimum educational requirement, must have a high school diploma or equivalent, or be actively enrolled in high school or high school equivalency program
State-level licensure and national certification requirements vary by state, click here to learn more
Regular and predictable attendance, including nights and weekends
Ability to complete required training within designated timeframe
Attention and Focus
Customer Service and Team Orientation
Communication Skills
Mathematical Reasoning

Job Responsibility

Living our purpose by following all company SOPs at each workstation to help our Pharmacists manage and improve patient health
Following pharmacy workflow procedures at each pharmacy workstation (i.e., production, pick-up, drive-thru, and drop-off) for safe and accurate prescription fulfillment
Contributing to positive patient experiences by showing empathy and genuine care
Completing basic inventory activities, as permitted by law, and as directed by the pharmacy leadership team
Contributing to a high-performing team, embracing a growth mindset, and being receptive to feedback
Remaining flexible for both scheduling and business needs, while contributing to a safe, inclusive, and engaging team dynamic
Understanding and complying with all relevant federal, state, and local laws, regulations, professional standards, and ethical principles
Delivering additional patient health care services (e.g., immunizations, point-of-care testing, and voluntarily staffing offsite clinics), where allowable by law and supported by required training and certification
Where permissible, the Pharmacy Technician may also support immunizations, which includes the following responsibilities: Completing additional licensure and training requirements, in compliance with state Board of Pharmacy regulations, to obtain Technician Immunizer status to support preparing and administering vaccines
Educating patients about the importance of vaccines and referring patients to the Pharmacist-on-duty for vaccination questions

What we offer

medical, dental, and vision coverage
paid time off
retirement savings options
wellness programs
and other resources, based on eligibility

Fulltime

New

Mri Technologist

MedPro Healthcare Staffing, a Joint Commission-certified staffing agency, is see...

Location

United States , Springfield

Salary:

Not provided

MedPro Healthcare Staffing

Expiration Date

Until further notice

Requirements

Completion of a two year approved School of Radiologic Technology
Valid state radiology registration as required by state law
Registry by the American Registry of Radiologic Technology.

Job Responsibility

MRI technologists utilize their knowledge of anatomy, physiology and the principles of MRI to safely and efficiently operate MRI scanners, assisting in the diagnosis of disease and injury.
Ensure the safety of patients, staff and visitors who come in contact with the powerful magnetic field of a MRI scanner.
Position patients and coils on a table that slides inside the MRI scanner.
Inject contrast media as required.
Set appropriate technical parameters, operate MRI scanners and related equipment, and observe image data on computer monitors during scans.
Be familiar with the differences from a normal image and an abnormal image.
Recognize and respond to life threatening situations.
Assure compliance with federal, state, and local technical and professional regulations and accepted practiced guidelines.
Delivers quality, cost effective patient care in a professional manner.
Works effectively to maintain an environment of excellence, which is patient focused, providing timely, compassionate, quality patient care.

What we offer

Weekly pay and direct deposit
Full coverage of all credentialing fees
Private housing or housing allowance
Group Health insurance for you and your family
Company-paid life and disability insurance
Travel reimbursement
401(k) matching
Unlimited Referral Bonuses up to $1,000

Fulltime

Senior Software Engineer (Python) – Fixed Income

Citi

Location:
Canada , Mississauga

Category:
IT - Software Development

Contract Type:
Employment contract

Salary:

Job Description:

Job Responsibility:

Requirements:

Nice to have:

Additional Information:

Job Posted:
May 05, 2026

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