legacy systems jobs in greenwich, ct

Senior IBM i / AS400 RPGLE Programmer — Legacy Modernization & Customs/EDI Systems

Hybrid in Melville, New York

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17d ago

Title: Senior IBM i / AS400 RPGLE Programmer Legacy Modernization & Customs/EDI Systems About Us:We''re a small, profitable customs/trade software company serving importers and exporters for 20+ years. Our software works brilliantly and runs on RPG/mainframe. We enable our clients to submit US Customs ACE (Automated Customs Environment) entries and provide niche accounting systems for the international trade industry. We''re embarking on a multi-year gradual modernization while maintaining 100

Easy Apply

Full-time

60000 - 90000

Sr. Software Developer

Greenwich, Connecticut

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Yesterday

This is Hybrid role (3 days in office /2 days remote) Sr. Software Developer (Greenwich, CT) (Hybrid: Remote work permitted 2 days/week) (multiple positions). Designing and implementing high quality software solutions for compliance, regulatory, and back-office business areas. Define and gather business requirements. Transform business requirements into technical designs and complex applications. Write and maintain design and operational documents. Modernize and refactor legacy systems to improv

Full-time

Analyst, IS Business Intelligence

Mahwah, New Jersey

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Today

Location: Mahwah, NJ Salary: $35.00 USD Hourly - $37.00 USD Hourly Description: Job Title: Analyst, Is Business Intelligence Location: Mahwah, NJ Duration:- 3+ Supports a large-scale ERP data migration validation team ensuring data integrity as records move from legacy systems into SAP. Writes, troubleshoot, and optimizes SQL queries and stored procedures that reconcile source and target record counts, surface discrepancies, and confirm completeness across migration batches. Performs primar

Contract

USD 35.00 - 37.00 per hour

Analyst, IS Business Intelligence

Mahwah, New Jersey

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Today

Location: Mahwah, NJ Salary: $32.00 USD Hourly - $37.00 USD Hourly Description: Our client is currently seeking a Analyst, IS Business Intelligence Job Title: Analyst, IS Business Intelligence Location: Mahwah, NJ 07430 Duration: 4+ Months Travel expectations to Mahwah, NJ office to end of June to mid-July (July 4th mandatory working) to physically present in Mahwah, NJ Summary Supports a large-scale ERP data migration validation team ensuring data integrity as records move from legacy

Contract

USD 32.00 - 37.00 per hour

Senior Typescript Software Engineer - Trade Automation & Execution

New York, New York

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Today

Description & Requirements Join the Pioneers of Trading Technology Cross-Asset Trading System (CATS) is a flexible trading blotter that allows Bloomberg teams to configure, customize, and run any trading application. We are replacing legacy systems and building new infrastructure using the latest technologies, making it cheaper to create and maintain new trading applications. You'll be building scalable, reliable, high volume platforms and solving some of the toughest problems in software with

Full-time

USD 160,000.00 - 240,000.00 per year

Data Scientist

New York, New York

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Today

Company Description Job Description ** Please note that due to city requirements only applicants with a master's degree and at least 3 years of related work experience will be considered. In addition, this position requires a US work authorization as no visa sponsorship is available. The position is eligible for 2 days per week remote work. About TLC: The New York City Taxi and Limousine Commission regulates for-hire transportation across NYC taxis, high volume platforms like Uber and Lyft, b

Full-time

Lead Application Engineer - App Modernization & Platform Ownership

Stamford, Connecticut

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9d ago

Lead Full Stack Engineer - Enterprise Platform Modernization (Cloud) Stamford, CT (Remote with some travel) Direct Hire | Competitive Salary + Bonus + Full Benefits Overview We are a global manufacturer undertaking a major modernization of a mission-critical enterprise platform that supports finance, sales, manufacturing, and supply chain operations. This role will begin as a hands-on technical leader focused on rebuilding a legacy system into a modern, cloud-based platform, and evolve into the

Full-time

Software Engineer

Stamford, Connecticut

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2d ago

At Franklin Templeton, we're advancing our industry forward by developing new and innovative ways to help our clients achieve their investment goals. Our dynamic firm spans asset management, wealth management, and fintech, offering many ways to help investors make progress toward their goals. Our talented teams working around the globe bring expertise that's both broad and unique. From our welcoming, inclusive, and flexible culture to our global and diverse business, we provide opportunities to

Full-time

USD 110,000.00 - 166,000.00 per year

Lead DevOps Engineer

Remote or New York, New York

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Today

We are seeking a Lead DevOps Engineer with a strong cloud migration experience to support the transition of existing systems to modern cloud environments. This role will focus on planning, executing, and optimizing infrastructure and application migration while ensuring minimal disruption and high reliability. Req# Responsibilities Lead and support migration of on-premise or legacy systems to Azure and AWS Design and implement scalable, secure cloud infrastructure aligned with migration goals B

Full-time

Agentic Developer, LLM?Native / Enterprise (Contractor), West Coast

New York, New York

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7d ago

Lab49 is looking for Agentic Developers, engineers who don't just use AI tools but write software through them. This is not a role focused on "adding AI features" or "building AI platforms." Instead, we are seeking developers who generate production-grade enterprise code using large language models as a primary interface, particularly while modernizing or extending complex, legacy systems in highly regulated environments. You will operate as a vibe coder in the best sense of the term: combining

Full-time

Software Engineer - Cumberland/FICCO Tools Engineering

New York, New York

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9d ago

DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot to capture opportunities, so we operate using our own capital and trading at our own risk. Headquartered in Chicago with offices throughout the U.S., Canada, Europe, and Asia, we trade a variety of asset classes including Fixed Income, ETFs, Equities, FX, Commodities and Ene

Full-time

USD 175,000.00 - 225,000.00 per year

Senior Software Engineer, AI & Strategy

New York, New York

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5d ago

Toast creates technology to help restaurants and local businesses succeed in a digital world, helping business owners operate, increase sales, engage customers, and keep employees happy. Toast is looking for a hands-on Senior Software Engineer to join the GTM & AI Strategy Engineering team. In this role, you will be a primary builder of 0-to-1 tools designed to revolutionize how our sales teams operate. This isn't about maintaining legacy systems; it's about writing the code and building the in

Full-time

USD 159,000.00 - 254,000.00 per year

Software Engineer - Prediction Markets (Python)

New York, New York

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7d ago

Full-time

USD 150,000.00 - 225,000.00 per year

Software Engineer, Prediction Markets - Execution (C++)

New York, New York

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9d ago

Full-time

USD 175,000.00 - 225,000.00 per year

Data Solution Architect

New York, New York

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Today

Join a cutting-edge multi-service platform for financial analysis, portfolio construction, and AI-assisted investment advisory. The platform integrates a Snowflake-backed data lake, dual-graph knowledge architecture (Neo4j), and a governed LLM advisor, all exposed via streaming chat and voice. The stack includes a React/TypeScript frontend and FastAPI backend, orchestrated with modern DevOps and governance practices. Req# Responsibilities Own end-to-end architecture from data assets to AI-drive

Full-time

Senior Director, Sales - AI-Powered Enterprise IT Operations (Remote)

Remote or New York, New York

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5d ago

Introduction About SymphonyAI Enterprise IT SymphonyAI Enterprise IT is revolutionizing IT operations for global enterprises through innovative, AI-first platforms. Our solutions harness generative and agentic AI to deliver rapid value, streamline service management, and empower IT teams to be more proactive, agile, and cost-efficient. As a trusted partner to CIOs and IT leaders, SymphonyAI accelerates transformation-helping organizations become truly AI First and AI Fast. Job Description The Op

Full-time

Business Analyst - Unified Media Planning / Ad Sales

New York, New York

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Today

Description: Hybrid 3-4 days on site ideally in New York, NY or hybrid in NYC 3x a week Our client seeks an independent Business Analyst and Facilitator with unified media planning, ad tech, and ad sales expertise to drive product definition, process transformation, and cross-functional alignment. The role will lead requirements, define future-state unified planning workflows across linear, digital, and streaming, and translate planning pain points into clear product requirements. The analyst

Contract

Software Engineer, Scoop Core

New York, New York

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Today

The mission of The New York Times is to seek the truth and help people understand the world. That means independent journalism is at the heart of all we do as a company. It's why we have a world-renowned newsroom that sends journalists to report on the ground from nearly 160 countries. It's why we focus deeply on how our readers will experience our journalism, from print to audio to a world-class digital and app destination. And it's why our business strategy centers on making journalism so good

Full-time

USD 110,000.00 - 130,000.00 per year

Senior Frontend Software Engineer, Axon 911

New York, New York

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Today

Join Axon and be a Force for Good. At Axon, we're on a mission to Protect Life. We're explorers, pursuing society's most critical safety and justice issues with our ecosystem of devices and cloud software. Like our products, we work better together. We connect with candor and care, seeking out diverse perspectives from our customers, communities and each other. Life at Axon is fast-paced, challenging and meaningful. Here, you'll take ownership and drive real change. Constantly grow as you work

Full-time

USD 141,000.00 per year

Senior Engineering Manager - Payroll Calculation

New York, New York

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Today

About Rippling Rippling gives businesses one place to run HR, IT, and Finance. It brings together all of the workforce systems that are normally scattered across a company, like payroll, expenses, benefits, and computers. For the first time ever, you can manage and automate every part of the employee lifecycle in a single system. Take onboarding, for example. With Rippling, you can hire a new employee anywhere in the world and set up their payroll, corporate card, computer, benefits, and even

Full-time

USD 207,000.00 - 362,250.00 per year

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legacy systems jobs in Greenwich, CT, USA