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42 principle developer jobs at 33 companies in Brooklyn, NY

3mo
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Principle Engineer - Rates and cross asset electronic trading platforms
New York or Iselin or Charlotte
$159k-$305k/yr HybridFull Time
Wells Fargo
Wells FargoNYSE: WFC: Global provider of banking, investment, and mortgage financial services.
7+ YOE7+ years in engineering and electronic trading; deep experience in rates/fixed income e-trading; high-performance, low-latency trading systems; strong Java (and Python/C++ as applicable); FIX protocol knowledge.
Java, Python, C++
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3w
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Principle Software Engineer (Hybrid)
Wayne or Totowa or New Jersey
$129k-$219k/yr HybridFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.
4+ YOEActive Secret clearance, Bachelor's in CS/CE (or related) with 4+ years experience, embedded/application C++ development, OO design, software testing/verification, and strong problem-solving skills.
C++, Ada, C#, Python, Java, Rust, Green Hills, VxWorks, Microsoft Windows, Linux, Continuous Integration Tools, Artificial Intelligence Tools, DO-178C, Git, GitLab, Jira, Confluence
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2mo
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Principle Software Engineer, AI Observability & Evals Platform
Boston or San Francisco or New York City
$230k-$270k/yr OnsiteFull Time
LangChain
LangChain: Tools for building and deploying production-ready AI agents.
10+ YOE10+ years backend or full-stack engineering; strong Python/Go; TypeScript/React; architectural decisions; reliable, scalable systems; mentoring.
Python, Go, TypeScript, React
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2w
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Principal Application Developer, PD Systems
New Brunswick, New Jersey, United States
$159k-$193k/yr OnsiteFull Time
Bristol Myers Squibb
Bristol Myers SquibbNew York Stock Exchange: BMY: Develops and distributes innovative medicines for serious diseases.
Supervise application development, perform test code reviews, design monitoring tools, apply secure coding principles, and recommend lifecycle and agile engineering improvements.
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2w
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Lead Developer, Product Development Applications
New Brunswick, New Jersey, United States
$140k-$169k/yr OnsiteFull Time
Bristol Myers Squibb
Bristol Myers SquibbNYSE: BMY: Develops and manufactures innovative prescription biopharmaceutical medicines.
Supervise application development, conduct code reviews, design monitoring tools, apply secure coding principles, collaborate across engineering teams, and improve agile development lifecycle.
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1mo
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Bioanalytical Principle Investigator-Biomarkers
Princeton or New Jersey
$80k-$140k/yr HybridFull Time
Syneos Health
Syneos Health: Clinical trial and commercialization services for biopharmaceutical firms.
Senior bioanalytical leader with experience managing scientific teams, budgets, and bioanalytical studies; strong knowledge of GLP/EMA/regulatory requirements; excellent communication and Microsoft Word/Excel skills.
Microsoft Word, Microsoft Excel
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1w
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Site Reliability Engineer III- Production Management
New York or New York
$133k-$185k/yr OnsiteFull Time
JPMorgan Chase
JPMorgan ChaseNYSE: JPM: Global financial services firm providing banking and investment solutions.
3+ YOE3+ years applied SRE experience, formal SRE training, proficiency with SRE principles, programming (Python/Java/.Net), cloud (AWS), observability and incident management.
Python, Java, Spring Boot, .Net, AWS, Datadog, Kafka, MQ
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3d
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Electrical / Electromechanical Product Engineer
Paramus, New Jersey, United States
$100k-$125k/yr OnsiteFull Time
VERSA Products Co., Inc.
VERSA Products Co., Inc.: Manufacturer of pneumatic and hydraulic directional control valves.
3+ YOEB.S. in Electrical Engineering, 3+ years manufacturing experience, hands-on electro-mechanical design, EM principles, strong verbal/written communication.
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2mo
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Security Engineer
Bellevue or Menlo Park or Washington or New York
$271k-$347k/yr OnsiteFull Time
Meta
MetaNASDAQ: META: Develops social networking platforms and virtual reality technologies.
15+ YOEB.S. in CS or related; 15+ yrs security risk management; 15+ yrs cross-company engineering; system design, threat modeling; engineered controls; security principles; threat knowledge; distributed systems; strong communication.
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3h
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Staff Engineer - Highway/Traffic
Wall Township, New Jersey, United States
$70k-$77k/yr OnsiteFull Time
French & Parrello Associates
French & Parrello Associates: Provides multidisciplinary engineering design and environmental consulting services.
0+ YOEBachelor's in Civil Engineering, 0–2 years experience, EIT or ability to obtain, knowledge of roadway/traffic principles and NJDOT/AASHTO/MUTCD, familiarity with AutoCAD Civil 3D/MicroStation/Synchro/HCS, strong communication skills.
AutoCAD Civil 3D, MicroStation, Synchro, HCS
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2mo
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Cybersecurity Engineer - Cryptography - Director
New York, New York, United States
$120k-$165k/yr OnsiteFull Time
Morgan Stanley
Morgan StanleyNYSE: MS: Provides global investment banking, wealth management, and advisory services.
5+ YOE5+ years in cybersecurity engineering/operations; PKI, HSM, certificate management; cryptographic principles and enterprise cryptography; automation/scripting; PQC awareness; CISSP/CISM preferred.
PKI, HSM, certificate management, Python, PowerShell
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3w
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ENGINEER, JR., PRODUCT
Springfield, New Jersey, United States
$75k-$85k/yr OnsiteFull Time
Valcor Engineering
Valcor Engineering: Designs and manufactures fluid and motion control components for critical industries.
Bachelor's in engineering required; hands-on manufacturing internship or co-op preferred. Basic manufacturing principles, Excel/Word/PowerPoint proficiency, strong analytical and problem-solving skills, and willingness to work on the shop floor.
Microsoft Excel, Microsoft Word, Microsoft PowerPoint, CAD tools, ERP systems, Lean, Six Sigma, Kaizen, SPC, 5 Whys, Fishbone
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4w
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Staff Optical Engineer
Budd Lake, New Jersey, United States
$115k-$173k/yr OnsiteFull Time
Onto Innovation
Onto InnovationNYSE: ONTO: Provides metrology and inspection solutions for semiconductor manufacturers.
Master's in optical/physics/EE or related, hands-on optical lab experience, knowledge of optical principles and metrology techniques, familiarity with optical design/simulation tools, and data analysis skills (MATLAB/Python/Excel).
Zemax, Code V, COMSOL, MATLAB, Python, Microsoft Excel
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4w
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QA Engineer
Zagreb or Croatia or New York City
HybridFull Time
Microblink
Microblink: Provides AI software for automated document scanning and identity verification.
2+ YOE2+ years software testing experience, strong QA principles, mobile/SDK testing experience, English proficiency, residency and work authorization in Croatia required; familiarity with Android/iOS/Web testing and issue analysis.
Playwright, Appium, TypeScript, Xcode, Android Studio, Microsoft Visual Studio Code, Docker, Postman, Git, BrowserStack, React Native, Flutter
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1mo
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Senior Control Engineer
New York, New York, United States
$175k-$200k/yr OnsiteFull Time
Rockefeller Capital Management
Rockefeller Capital Management: Provides wealth management and financial advisory services to clients.
8+ YOE8+ years engineering experience in systems, software, and cloud infrastructure; deep knowledge of networking, Windows/Linux/Unix, distributed/cloud architectures; security control testing, monitoring, incident response, SRE principles, application security, and automation.
Python, PowerShell, Bash, CI/CD, infrastructure-as-code, Azure, AWS, GCP, NIST, MITRE, CSA, CIS, DevOps
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1w
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Intermediate Substation Structural Engineer
Freeport or Hallowell or New York or Syracuse or Ann Arbor or New Albany
$74k-$127k/yr OnsiteFull Time
WSP
WSPToronto Stock Exchange: WSP: Provides engineering, design, and environmental consultancy services globally.
1+ YOEBachelor's in structural or civil engineering,1+ years relevant experience,knowledge of structural engineering principles,codes,and discipline-specific design software;strong communication and analytical skills.
MicroStation, AutoCAD, Civil 3D, ArcGIS, InRoads, Geopak, GeoSlope, ANSYS, STADD, HEC-RAS, HEC-HMS
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3d
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Returning Part-Time New Grad Engineer I - New York (For Current/Former HNTB Interns Only)
New York, New York, United States
$66k-$125k/yr OnsitePart Time
HNTB
HNTB: Designs and manages large-scale transportation and infrastructure projects.
Bachelor's degree in Engineering required; understanding of engineering principles; familiarity with Microsoft Office, MicroStation and/or AutoCAD; EIT certification preferred.
Microsoft Office Suite, MicroStation, AutoCAD
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3d
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Returning New Grad Engineer I - Winter/Summer 2027 - Northeast Division (For Current/Former HNTB Interns Only)
New York or South Portland or Princeton or Bedford or Boston or Newark or Cherry Hill or Parsippany or South Norwalk or Rocky Hill or Chelmsford
$66k-$125k/yr OnsiteFull Time
HNTB
HNTB: Infrastructure design and engineering for transportation and public works
Bachelor's degree in Engineering required; knowledge of engineering principles; familiarity with Microsoft Office, MicroStation and/or AutoCAD; EIT preferred; master's preferred.
Microsoft Office, MicroStation, AutoCAD
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1mo
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Field Engineer Sr. - United Kingdom (EXPAT)
Barrow-in-Furness or Cape Canaveral or Groton or Kings Bay or Silverdale or Uniondale or Connecticut or Florida or Georgia or New York or Washington or United Kingdom
$89k-$178k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
Active DoD Secret clearance (or higher) prior to start with ability to obtain Top Secret, willing to expatriate to the UK for 3+ years, experience with navigation/inertial principles, ability to climb ladders and work in confined spaces, Trident/FBM/SSBN experience preferred.
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3w
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Principal Engineer, Digital Workplace Technology Engineering
New York or New Jersey or Los Angeles or United States
$180k-$210k/yr RemoteFull Time
NBCUniversal
NBCUniversalNASDAQ: CMCSA: Produces and distributes entertainment content and theme park experiences.
12+ YOE12+ years in enterprise/platform engineering; deep expertise in Microsoft 365, endpoint management (Intune, JAMF, SCCM), Azure, enterprise AI (Copilot, Power Platform), architecture, SRE principles, and large-scale platform transformations.
Microsoft 365, Microsoft Teams, Microsoft SharePoint, Microsoft OneDrive, Microsoft Exchange Online, Microsoft Entra ID, Microsoft Purview, Microsoft Defender, Microsoft Intune, JAMF, Microsoft SCCM, Microsoft Copilot, Copilot Studio, Microsoft Power Platform, Microsoft Power Apps, Microsoft Power Automate, Microsoft Azure, MLOps, DevOps
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