Senior Software Engineer
Cantor Fitzgerald
We are seeking a highly skilled and passionate C++ Developer to join our team and help build and expand applications as needed by the business expansion and client needs. Your primary responsibility will be to design, develop, and maintain efficient, reusable, and reliable C++ code, collaborating with cross-functional teams to deliver robust and scalable solutions. Required Skills & Qualifications • 7 - 10+ years of hands-on experience in developing applications in C++. • Strong proficiency in C++, with a thorough knowledge of the language specification and the standard library (STL containers and algorithms). • Proficiency in data structures, algorithms, and object-oriented design principles. • Proficiency with templating in C++ and dynamic polymorphism concepts. • Experience with modern C++ standards (e.g., C++11, C++14, C++17, C++20). • Familiarity with TCP/IP, UDP/MultiCast is needed. • Experience with development best practices, such as unit testing, code reviews, and coCompensation Expectations: $180,000-$200,000k Base Salary#LI-JM3Core Responsibilities • Design, build, and maintain efficient, reusable, and reliable C++ code. • Implement performance and quality modules, identifying bottlenecks and bugs, and devising solutions. • Collaborate with the clients and internal teams in requirement gathering, design and implementation. • Help maintain code quality, organization, and automatization. Full timePosting Date: 2026-08-10
- Find a JobJoin IDR Internal TeamStaffing ServicesConsultantsAbout UsBlogSenior
- ...Quant Trading firm is looking for a Software Developer to work on electronic trading connectivity infrastructure and high-impact systems that handle order flow across major global markets. You will design, develop, and maintain systems that support electronic order...SeniorFull time
- Job Description:• 5+ years of hands-on experience in Java development, with at least 1 years in amentoring capacity.• Expert-level proficiency in Core Java (JSE), including deep knowledge of JVM tuning,concurrency, and memory management (a must-have requirement).• 3+ years...Senior
- ...Senior / Staff Software Engineer | Series A Startups | NYC Location: New York City Experience: Senior to Staff Level Company Stage: Seed to Series A Opportunity: Shortlist NYC — October 26, 2026 Meet six startup founders. Unlock your next opportunity...Senior
- ...inflection point as the company gains momentum and prepares for its next phase of growth. What We’re Looking For Strong backend engineer with experience building and owning production APIs Hands-on experience integrating third-party APIs and external systems...SeniorFull timeCasual work
- ...Senior Software Engineer We are currently helping a Series A startup in NYC scale the engineering team. They are looking for a Senior Software Engineer to drive the development of their AI-driven SaaS product. Through a distribution network of MSP’s, they help them...SeniorFull time
- ...About the job A leading quantitative hedge fund is seeking a Senior Infrastructure Software Engineer to design and build the core platforms powering its global research and trading environment. You'll work on technically challenging problems across distributed...SeniorFull time
- ...Senior / Staff / Principal Software Engineer (Python) Position Summary We are seeking a highly experienced software engineer to help architect, build, and scale a next-generation AI platform. This individual will serve as a senior technical contributor and thought...SeniorFull time
- ...enterprise commerce industry. They are based in New York City, NY and are currently staffing in their Software Engineering Team. They are currently seeking a Senior Backend Software Engineer to help build and scale their core product. Qualified candidates will have 5...SeniorFull timeImmediate start
$180k - $250k
...Founding Forward Deployed Engineer | NYC I’m working with an exciting AI startup that is building autonomous revenue teams using AI agents, and they’re looking for their first Founding Forward Deployed Engineer. This is a highly hands-on role where you’ll own...SeniorFull timeH1bRelocation package- ...unified platform that replaces fragmented software, manual workflows, and disconnected... ...highly collaborative team, which means engineers at Swish Labs have meaningful ownership.... ...platform. The Role We’re looking for a Senior Backend Engineer to help build the core...SeniorFull timeWork at office
$200k - $240k
...Senior Backend Engineer - Go, Fraud & Disputes Infrastructure New York City or San Francisco (Hybrid, 3 days/week) | $200k–$240k + equity |... ...backed by leading venture investors, building infrastructure software for financial institutions in the fraud and risk space.They...SeniorWork at office3 days per week- ...The Agent Platform and Experience team is an established squad of 6 engineers at Etsy. Our mission is to increase agent efficiency while improving decision making to deliver positive and consistent outcomes for our customers and the greater Etsy community. All the members...SeniorContract workRemote workFlexible hours
- ...their financial services clients to provide high-level service and returns for their clients. They are currently hiring a Senior Software Engineer / Backend Engineer to work hybrid on-site in their NYC office 4 days per week. Qualified candidates will have 7-10+ years...SeniorFull timeCurrently hiringWork at officeImmediate start
$150k - $250k
...Senior Software Engineer (Data) - $150k - $250k Base ($200k - $400k TC) – NYC/ Chicago/ London (Hybrid) – Prop Trading Overview We are currently partnered with a leading global proprietary trading firm seeking an experienced Senior Software Engineer (Data) to join...Senior- ...providing a better patient experience. Due to continued growth they are expanding their technology team and are hiring a Senior Backend Software Engineer. The Senior Backend Software Engineer will have at least 5-7+ years of professional hands-on industry experience...SeniorFull timeWork at officeImmediate start
- ...amazing start-up company, and they are into creating new hiring culture.They are looking for a software expert who can do majolica by programming.Job DescriptionJob Title: Senior Software EngineerJob Level : Senior LevelJob Location: New York, NYIndustry: Start UpJob...Senior
- ...A top-tier multi-strategy hedge fund is expanding its engineering organization and seeking a Senior Software Engineer for its Technology and Quantitative Strategies team. Responsibilities Design, build, and maintain systems to calculate and manage margin requirements...SeniorFull timeWork experience placement
- ...Senior Software Engineer | AI Startup | NYC Primis is partnered with a well-funded, early-stage AI startup in NYC building intelligent fraud detection software. ARR is growing fast, they have enterprise logos, and they're backed by strong institutional investors...SeniorFull time
- We are seeking a senior Salesforce QA professional with significant experience in CRT,... ...quality assurance, testing methodologies, and software development processes.Analyze functional... ...of 6 years of experience as a QA Engineer, with a strong focus on Salesforce.Proven...Senior
- ...will be a lead developer responsible for the development of new software products and enhancements to existing products. You should... ...leadership skills. Responsibilities Lead and mentor junior engineers: Guide and mentor junior team members on best practices, code...Senior
- ...We are seeking a highly experienced Senior Software Engineer with deep expertise in Python, Microsoft Azure, distributed systems, and production-grade AI applications . The ideal candidate has hands-on experience building, deploying, maintaining, and troubleshooting...SeniorFull time
$200k - $230k
...of highly talented people with deep backgrounds in trading, engineering, data science, and sports, including people from top market... ...to company P&L. About the Role We’re looking for a Senior Software Engineer with deep expertise in core backend electronic trading...SeniorFull time- ...The Enterprise Engineering team provides technology solutions for all of the core groups within our client. We’re looking for a highly motivated software engineer with a passion for technology and markets. You’ll partner with our treasury, accounting, middle office professionals...SeniorFull timeWork experience placementWork at office
$175k - $325k
...not enough. To succeed, you need to be willing to master the options trading domain and translate this mastery into cutting edge software solutions, collapsing data cardinality where possible. Opportunities may be available from time to time in any location in which the...SeniorWork experience placement$200k - $250k
...Founding Principal Engineer, Series B HealthTech Start-Up, Paediatric Mental Health (Full-Stack) New York, NY (Hybrid, 3 days in office) I’m working with a Series B health tech company that is rebuilding paediatric mental health care from the ground up. One in five...SeniorFull timeH1bWork at office3 days per week- About the Forward Deployed Engineering TeamForward Deployed Engineering is a small-in-headcount, high-impact team of entrepreneurial engineers who work directly with Narmi's financial institution customers to build features and configure the platform for their specific...SeniorCasual workWork at officeRemote workRelocation3 days per week
- ...YorkDepartment: TechnologyExperience Level: Experience ProfessionalsContact: Paul KrugJob ID: REQ8220Role OverviewWe are looking for a Senior Software Engineer who is both a strong systems engineer and an AI-native builder. You should have exceptional programming fundamentals, deep...Senior
$190.4k - $285.6k
...initiatives, author design documents and build consensus across engineering teams. Define technical roadmaps for complex, multi-quarter... ...Bachelor's degree or foreign equivalent in Computer Science, Software Engineering, Engineering, or a related field, plus four (4) years...SeniorRemote work- ...financial fraud with the responsible use of our facial recognition software. Our company is a high-octane, fast growing startup looking... ..., please visit . Position Summary: We are hiring a Senior Platform Engineer to design, build, and operate the data and infrastructure...SeniorFull timeFlexible hours
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Software Engineer. Be the first to apply!
- software engineer amazon New York, NY
- information technology software engineer New York, NY
- federal - software developer New York, NY
- junior software engineer New York, NY
- software engineer apprentice New York, NY
- graduate software developer New York, NY
- rust software engineer New York, NY
- IT software developer New York, NY
- software engineer remote New York, NY
- junior software developer internship New York, NY



