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Mid Level Software Developer Jobs in Syosset, NY

Mid-Level / Senior Software Engineer

New York, NY

$134K - $176.70K/yr

As a Mid-Level or Senior Software Engineer you will be responsible for developing, maintaining and innovating on Syntax's financial software and data products. You will be tasked with writing ...

Mid-Level / Senior Software Engineer

New York, NY · On-site

$134K - $176.70K/yr

As a Mid-Level or Senior Software Engineer you will be responsible for developing, maintaining and innovating on Syntax's financial software and data products. You will be tasked with writing ...

Java Developer (Mid Level)

New York, NY · On-site

$55.75 - $72.25/hr

Mid-level Java resource with at least 3+ years of experience Working on media eccentric workflows ... The ability to work in an environment where priorities can change quickly and software needs to be ...

Engineering Manager

New York, NY · On-site +1

$171K - $207K/yr

Lead, mentor, and manage a cross-functional team of senior and mid-level software engineers * Ability to perform hands-on development as an individual contributor * Drive the successful migration of ...

Engineering Manager

Manhattan, NY · On-site +1

$171K - $207K/yr

Lead, mentor, and manage a cross-functional team of senior and mid-level software engineers * Ability to perform hands-on development as an individual contributor * Drive the successful migration of ...

Engineering Manager

New York, NY · On-site +1

$171K - $207K/yr

Lead, mentor, and manage a cross-functional team of senior and mid-level software engineers * Ability to perform hands-on development as an individual contributor * Drive the successful migration of ...

Engineering Manager

New York, NY · On-site +1

$171K - $207K/yr

Lead, mentor, and manage a cross-functional team of senior and mid-level software engineers * Ability to perform hands-on development as an individual contributor * Drive the successful migration of ...

Engineering Manager

New York, NY · On-site +1

$171K - $207K/yr

Lead, mentor, and manage a cross-functional team of senior and mid-level software engineers * Ability to perform hands-on development as an individual contributor * Drive the successful migration of ...

Engineering Manager

New York, NY · On-site +1

$171K - $207K/yr

Lead, mentor, and manage a cross-functional team of senior and mid-level software engineers * Ability to perform hands-on development as an individual contributor * Drive the successful migration of ...

About the Role The New York Times is looking for a mid-level software engineer to join the Games team, with a primary focus on building web experiences and an opportunity to grow into backend ...

New

Front-End Developer (Mid-Level)

New York, NY · On-site +1

$113.80K - $132.40K/yr

Mid-Level What You'll Do As our Front-End Developer, you'll play a central role in building and optimizing our GenAI-powered video editing platform. You'll work in a modern monorepo setup ...

Software Developer, Level III

Syosset, NY · On-site

$125K - $150K/yr

The Software Developer Level III is responsible for designing, developing and overseeing enterprise-level applications using .NET and Angular/React technologies. This role involves managing a team of ...

Software Developer, Level II Melville, NY Full-time JOB SUMMARY We are looking for a motivated, tech-savvy, and highly organized individual to fill a Software Developer position in our organization.

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Showing results 1-20

Mid Level Software Developer information

See Syosset, NY salary details

$50.1K

$116.8K

$173.4K

How much do mid level software developer jobs pay per year?

As of May 29, 2026, the average yearly pay for mid level software developer in Syosset, NY is $116,833.00, according to ZipRecruiter salary data. Most workers in this role earn between $94,000.00 and $135,800.00 per year, depending on experience, location, and employer.

What is a Mid Level Software Developer job?

A Mid Level Software Developer is a professional with a few years of experience who contributes to designing, coding, testing, and maintaining software applications. They work independently on tasks but also collaborate with senior developers and teams to implement solutions. Their role often includes debugging code, optimizing performance, and ensuring best practices in development. Mid-level developers are expected to have a solid understanding of programming languages, frameworks, and software development life cycles. They may also mentor junior developers and participate in code reviews to maintain code quality.

What are the key skills and qualifications needed to thrive in the Mid Level Software Developer position, and why are they important?

To thrive as a Mid Level Software Developer, you should have solid programming skills in languages like Java, Python, or JavaScript, along with a relevant bachelor's degree or equivalent experience. Familiarity with version control systems such as Git, frameworks like React or Spring, and knowledge of agile development practices are typically required. Effective problem-solving, clear communication, and a collaborative mindset are valuable soft skills in this position. These skills enable you to build reliable software, contribute to team projects, and adapt to evolving technical challenges.

What are the typical daily responsibilities of a Mid Level Software Developer?

As a Mid Level Software Developer, your daily responsibilities often include writing and reviewing code, participating in code reviews, collaborating with colleagues on project requirements, and troubleshooting bugs or technical issues. You may also be involved in designing features, writing unit tests, and participating in regular stand-up meetings as part of an agile team. Additionally, you'll interact with product managers, QA engineers, and other team members to ensure the software meets project deadlines and quality standards. This role offers the chance to take on increasing ownership of projects while continuing to learn and grow professionally.
What are the most commonly searched types of Software Developer jobs in Syosset, NY? The most popular types of Software Developer jobs in Syosset, NY are:
What are popular job titles related to Mid Level Software Developer jobs in Syosset, NY? For Mid Level Software Developer jobs in Syosset, NY, the most frequently searched job titles are:
What cities near Syosset, NY are hiring for Mid Level Software Developer jobs? Cities near Syosset, NY with the most Mid Level Software Developer job openings:
Mid-Level / Senior Software Engineer

Mid-Level / Senior Software Engineer

Syntax

New York, NY

$134K - $176.70K/yr

Full-time

Posted 8 days ago


Job description

About Syntax Data
Syntax is a financial data and technology company that codifies business models into a relational system called Affinity Data. Using its patented FIS technology inspired by the systems sciences, Affinity Data offers the most comprehensive, granular, and accurate product line revenue data available on public companies in the market. This technology is leveraged to classify and analyze private markets at scale.
 
Syntax Direct, is an index modelling and analysis platform that uses this abundance of data to facilitate the near instantaneous creation and ongoing management of boundless direct indexing solutions and rules-based equity portfolios through a fully automated platform. Syntax Indices provides customized and proprietary indices, including core global benchmarks and micro- and macro-thematic, smart beta, defined outcome, and target volatility indices. These indices are foundational for a range of financial products, such as ETFs, UITs, and structured products.
 
About the Role
Syntax's Software Engineering team is a group of highly motivated people with a passion for technology. As a Mid-Level or Senior Software Engineer you will be responsible for developing, maintaining and innovating on Syntax's financial software and data products.  You will be tasked with writing optimized, performant code, and be expected to contribute to the planning and design of our products. Your work will contribute to the development of web applications, data pipelines and third party integrations. You will mentor peers, conduct code reviews, and provide direct feedback into Syntax's software engineering process and improve the efficiency of the team.
Responsibilities will include:
  • Designing, enhancing and maintaining large financial databases for use in web applications
  • Developing and maintaining database systems supporting the construction of  performant, complex queries
  • Writing well-designed APIs and working with backend services
  • Creating flexible and intuitive client-facing JSON APIs for streaming data
  • Implementing dynamic front-end layouts to design specifications
  • Ensuring that mission critical systems and services operate smoothly by triaging and resolving operational issues as part of a team of on-call engineers
  • Collaborating with cross-functional teams to identify and solve complex problems
The ideal candidate will have:
  • A bachelor's degree or higher in computer science or a related discipline
  • Proficiency in relational database systems such as Postgresql
  • Familiarity with JavaScript and at least one modern front-end framework
  • An eye for code quality, familiarity with design patterns and best practices
  • Excellent problem-solving skills and the ability to work independently and collaboratively in a fast-paced, agile environment
  • Strong communication skills and the ability to articulate technical concepts effectively to both technical and non-technical audiences
Preferred skills:
  • Experience with python and a dataframe library such as Polars or Pandas
  • Experience working in finance or financial technology
  • Prior professional experience working with and deploying to cloud environments such as AWS, DigitalOcean, or equivalent
  • Experience with Ruby on Rails or similar MVC framework
  • Familiarity with Infrastructure as Code and tooling such as Terraform or AWS CDK
Mid-level range: $125,000 - $140,000
Senior-level range: $140,000 - $165,000
 
Syntax is a data and technology provider to the financial services industry. The company offers unique data sets  for public and private companies that organize the global economy based on systems theory. Data is offered via complete database solutions, consulting services, indices and turnkey technology platforms.
 
Learn more at syntaxdata.com
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