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Senior Backend Developer Python Jobs in New York

1 point system

Sr. Backend .Net Developer

New York, NY · Remote

Preferable experience with Twilio, Flight Aware, Python, Tableau, Power BI. REQUIRED SKILLS * Our client is looking for a Sr backend .NET engineer with about 8+ years of experience * targeting a ...

Ptera

Senior Back-End Developer

Manhattan, NY · On-site

$100 - $130/hr

We are seeking a Senior Back-End Developer to join our development team. This role is for experienced engineers who are comfortable owning backend services, making architectural decisions, and ...

SLR Search

Hybrid Senior Backend Engineer

New York, NY · Hybrid

$200K - $250K/yr

... Python and scalable backend system design. -- Proven startup track record ideally as a founding or early engineer at a Seed or Series A company. -- Advanced systems expertise including PostgreSQL ...

TEKFORTUNE INC

Senior Back-End Developer

Manhattan, NY · On-site

$132K - $172K/yr

As a Senior Back-End Developer, you will be instrumental in designing, developing, and maintaining the back end of complex microservices architecture, ensuring scalability and performance for the ...

ACI Infotech

Sr Python Backend Developer

Manhattan, NY · On-site

Python Backend Developer Hybrid for NYC Long term Contract Job Summary We are looking for an experienced Python Backend Developer to design, develop, and maintain scalable backend applications and ...

NxT Level

Sr Backend Engineer

Manhattan, NY · On-site

$200K - $250K/yr

Senior Backend Engineer WHY THIS ROLE EXISTS Our client is building AI technology to make health ... Design and maintain high performance APIs using Python and cloud services to handle millions of ...

Judge Group, Inc.

Back-end Developer - V

Bedminster, NJ · On-site

$122K - $159K/yr

We are seeking a highly skilled Senior Back-end Developer with strong expertise in Java, Microservices, and NoSQL (Cassandra) to join our team. This role involves designing and implementing scalable ...

SLR Search

Staff Backend Engineer

New York, NY

$200K - $250K/yr

... years of Senior Backend Engineering experience, with a proven track record of architecting and deploying production-grade data pipelines in Python, Rust, or C++. -- Large-scale Data Expertise in ...

NxT Level

Sr Backend Engineer

Manhattan, NY · On-site

Senior Backend Engineer WHY THIS ROLE EXISTS Our client is building AI technology to make health ... Design and maintain high performance APIs using Python and cloud services to handle millions of ...

3B Staffing LLC

Sr. Backend Developer Node/Java

Manhattan, NY · On-site

$132K - $172K/yr

Job Role: Sr. Backend Developer with either (Java or C or C++ or GO or any combination) Hiring Company: Morgan Stanley . Location: Newport Beach, CA Interview: video interviews. VISA status. Any VISA ...

The Greene Group

Senior Backend Engineer

Manhattan, NY · On-site +1

Senior Backend Engineer Our client is a late stage SaaS company in NYC that is experiencing ... Experience building modern REST APIs using Java, Python, Go, or a similar language. * A methodical ...

3B Staffing LLC

Sr. Backend Developer Node/Java

Manhattan, NY · On-site

$132K - $172K/yr

Job Role: Sr. Backend Developer with either (Java or C or C++ or GO or any combination) Hiring Company: Morgan Stanley . Location: Newport Beach, CA Interview: video interviews. VISA status. Any VISA ...

The Greene Group

Senior Backend Engineer

Manhattan, NY · On-site

Senior Backend Engineer Our client is a late stage SaaS company in NYC that is experiencing ... Experience building modern REST APIs using Java, Python, Go, or a similar language. * A methodical ...

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Senior Backend Developer Python information

What does a senior backend developer Python do?

A Senior Backend Developer Python designs, builds, and maintains the server-side logic and databases for web applications, primarily using the Python programming language. They are responsible for ensuring high performance, responsiveness, and security of applications, integrating with front-end elements, and working closely with other developers and stakeholders. Additionally, they often mentor junior developers, review code, and contribute to architectural decisions to ensure scalable and robust backend systems.

What are the key skills and qualifications needed to thrive as a senior backend developer Python?

To thrive as a Senior Backend Developer Python, you need deep expertise in Python programming, software architecture, and experience with databases and API development, usually supported by a computer science degree and several years of professional coding experience. Familiarity with frameworks like Django or Flask, cloud platforms (e.g., AWS, Azure), and version control systems such as Git is typically expected, along with knowledge of containerization tools like Docker. Strong problem-solving skills, collaboration, and clear communication set top performers apart in this role. These skills ensure the development of robust, scalable backend systems that meet business needs and support seamless integration with other technologies.

What are some common challenges faced by senior backend developers working with Python, and how can they be addressed?

Senior Backend Developers working with Python often encounter challenges such as ensuring high performance and scalability of applications, especially when dealing with large volumes of data or high user traffic. Managing dependencies and maintaining clean, modular codebases can also be demanding in complex projects. These challenges are typically addressed by leveraging advanced Python frameworks, implementing robust testing practices, and collaborating closely with DevOps and frontend teams to optimize system architecture and deployment pipelines. Continuous learning and staying updated with best practices in Python and backend development are also key to overcoming these obstacles.

What is the difference between Senior Backend Developer Python vs Backend Developer Python?

AspectSenior Backend Developer PythonBackend Developer Python
Required Experience5+ years, leadership skills1-3 years, foundational skills
CertificationsRelevant certifications (e.g., AWS, Python)Optional, entry-level certifications
Work EnvironmentDesigning architecture, mentoringImplementing features, coding
ResponsibilitiesSystem design, team coordinationCode development, bug fixing

The main difference between a Senior Backend Developer Python and a Backend Developer Python lies in experience, responsibilities, and leadership. Senior developers typically lead projects and mentor others, while backend developers focus on coding and feature implementation. Both roles require strong Python skills and relevant certifications, but senior roles demand more experience and strategic involvement.

What are the most commonly searched types of Backend Developer Python jobs in New York?

The most popular types of Backend Developer Python jobs in New York are:

What are popular job titles related to Senior Backend Developer Python jobs in New York?

For Senior Backend Developer Python jobs in New York, the most frequently searched job titles are:

What job categories do people searching Senior Backend Developer Python jobs in New York look for?

The top searched job categories for Senior Backend Developer Python jobs in New York are:

What cities in New York are hiring for Senior Backend Developer Python jobs?

Cities in New York with the most Senior Backend Developer Python job openings:

Senior Backend Developer Python jobs near you
Infographic showing various Senior Backend Developer Python job openings in New York as of August 2026, with employment types broken down into 1% Internship, 93% Full Time, 2% Part Time, and 4% Contract. Highlights an 79% Physical, 6% Hybrid, and 15% Remote job distribution.

Back-End Developer (Python/API)

Software Guidance & Assistance

Manhattan, NY • On-site

Other

Re-posted 23 days ago

Key responsibilities

  • Design, develop, and maintain backend services using Python and FastAPI.

  • Integrate with Bloomberg and other third-party market data providers to support real-time market data ingestion.

  • Troubleshoot production issues and continuously improve application reliability, scalability, and performance.

Job description

Software Guidance & Assistance, Inc. (SGA) is searching for a mid-level Back-End Developer (Python/API) for a Permanent FTE assignment with one of our premier AI and Financial Technology clients. Must be local to NYC or Miami
The successful candidate will join a small, highly collaborative engineering team responsible for designing and building a cloud-native Portfolio Management System for a hedge fund from the ground up. This is a dedicated role supporting a single client, working directly with the client's engineering leads while collaborating with the firm's engineering team through code reviews and shared development practices. The immediate focus is Bloomberg connectivity and the Python back-end that market data flows through.
This role is ideal for a hands-on engineer who enjoys startup environments, greenfield development, and solving complex backend engineering challenges involving APIs, real-time market data, and scalable cloud architectures. The initial MVP is targeted for delivery by year-end.
This is neither a junior nor senior/principal level role.
Responsibilities
  • Design, develop, and maintain backend services using Python and FastAPI.
  • Build scalable REST APIs supporting cloud-native financial applications.
  • Develop backend services and APIs from the ground up for a greenfield Portfolio Management System.
  • Integrate with Bloomberg and other third-party market data providers to support real-time market data ingestion.
  • Develop real-time backend services utilizing WebSockets and event-driven architectures.
  • Design scalable backend solutions capable of supporting high-volume market data and growing user populations.
  • Implement API throttling, rate limiting, caching, retry logic, and fault-tolerant data ingestion.
  • Design, develop, and optimize PostgreSQL databases and SQL data models; work with Snowflake as the cloud data warehouse where applicable.
  • Optimize application performance, cloud resource utilization, and overall system scalability.
  • Deploy and support applications within Microsoft Azure.
  • Collaborate daily with the client's engineering leads during U.S. East Coast business hours to design, troubleshoot, and deliver new functionality.
  • Coordinate with the firm's engineering team through code reviews, merge requests, and shared development standards.
  • Participate in architecture discussions and contribute to the overall technical direction of the platform.
  • Troubleshoot production issues and continuously improve application reliability, scalability, and performance.

Required Skills
  • 5+ years of backend software development experience.
  • Strong Python programming skills.
  • Experience developing REST APIs using FastAPI or similar Python frameworks.
  • Hands-on Bloomberg API integration experience.
  • Strong understanding of backend application architecture and distributed systems.
  • Experience integrating external APIs.
  • Strong SQL and PostgreSQL experience.
  • Experience designing real-time applications utilizing WebSockets, streaming technologies, or event-driven architectures.
  • Experience implementing API throttling, caching, rate limiting, retry logic, and performance optimization.
  • Cloud development experience utilizing Microsoft Azure, AWS, or Google Cloud Platform.
  • Experience using Git and modern CI/CD practices.
  • Ability to consistently work U.S. East Coast business hours while collaborating live with engineering teams.
  • Excellent analytical, troubleshooting, and communication skills.
  • Ability to work independently within a collaborative, fast-paced startup environment.
  • Bachelor's degree in Computer Science or related technical discipline (or equivalent experience).

Preferred Skills
  • Experience with Snowflake cloud data warehouse.
  • Experience with OpenBB, DataBento, Polygon, DXFeed, Yahoo Finance, or similar financial market data providers.
  • Capital Markets, Trading Systems, Hedge Fund, or Financial Services experience.
  • JavaScript development experience.
  • Docker and containerization.
  • SQLAlchemy or comparable ORM frameworks.
  • Experience building AI-enabled or LLM-powered applications.
  • Startup or early-stage company experience.
  • Experience designing highly scalable, low-latency distributed systems.
  • Experience participating in collaborative code review and peer development environments.

SGA is a technology and resource solutions provider driven to stand out. We are a women-owned business. Our mission: to solve big IT problems with a more personal, boutique approach. Each year, we match consultants like you to more than 1,000 engagements. When we say let's work better together, we mean it. You'll join a diverse team built on these core values: customer service, employee development, and quality and integrity in everything we do. Be yourself, love what you do and find your passion at work. Please find us at .
SGA is an Equal Opportunity Employer and does not discriminate on the basis of Race, Color, Sex, Sexual Orientation, Gender Identity, Religion, National Origin, Disability, Veteran Status, Age, Marital Status, Pregnancy, Genetic Information, or Other Legally Protected Status. We are committed to providing access, equal opportunity, and reasonable accommodation for individuals with disabilities in employment, and our services, programs, and activities. Please visit our company EEO page to request an accommodation or assistance regarding our policy.
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