16 core java software engineer jobs at 7 companies in Brookline, MA

2mo
Save
Mark Applied
Hide
Software Engineer, Core Systems & Platform Services
Wilmington, Massachusetts, United States
$96k-$132k/yr HybridFull Time
Symbotic
SymboticNASDAQ: SYM: AI-powered robotics and software for warehouse automation.
0+ YOEBachelor's in Computer Science or related; 0–3 years professional software engineering experience; experience with robotics/automation; strong algorithms and data structures; proficiency in C#, Java, or Python; valid driver’s license; willingness to travel up to 10%.
C#, .NET, Java, Python
4w
Save
Mark Applied
Hide
Senior Software Engineer (Backend, Core)
Boston, Massachusetts, United States
$150k-$215k/yr OnsiteFull Time
WHOOP
WHOOP: Wearable technology developing health and fitness tracking devices.
Deep backend expertise with Java, API design, distributed systems, and Postgres; experience with Kafka or SQS, cloud-native architectures, technical leadership and mentoring.
Java, Postgres, Kafka, SQS
3w
Save
Mark Applied
Hide
Software Engineer
Bedford, New Hampshire, United States
$112k-$179k/yr OnsiteFull Time
Peraton Labs
Peraton Labs: Private applied research organization developing cybersecurity, communications, electronic-warfare, mobility, and analytics technologies for government and commercial customers.
BS/MS/PhD in CS or related field; 5/3/0 years experience respectively; expertise in C/C++/Java/Python/Go; working knowledge of OS internals, networking, modern dev toolchains; US citizenship and active secret clearance required.
C, C++, Java, Python, Go, Linux, MacOS, Windows, Git, subversion, CI/CD, GHIDRA, Hex-Rays IDA, Binary Ninja, Angr, Cuckoo Sandbox, OllyDBG, WinDbg, Metasploit, Cobalt Strike, CORE, EMANE, MiniNet, Docker, Docker Swarm, Kubernetes, Terraform, AWS, Microsoft Azure, OpenStack
1w
Save
Mark Applied
Hide
Senior Software Engineer
Malvern or Faribault or Northboro
$92k-$142k/yr HybridFull Time
CertainTeed
CertainTeed: CertainTeed is a North American building-products manufacturer serving residential and commercial construction markets.
5+ YOERequires a high school diploma, 5+ years of software, web, and database development, 5+ years with MES/ERP/SCADA, 2+ years of technical project leadership, Python, core languages, relational databases, and system integration.
Python, C++, Java, .NET, SQL Server, Oracle, PostgreSQL, MES, ERP, SCADA, QAD, SAP
3mo
Save
Mark Applied
Hide
Advanced Software Engineer - Motion Planning
Wilmington, Massachusetts, United States
$149k-$205k/yr HybridFull Time
Symbotic
SymboticNASDAQ: SYM: AI-powered robotics and software for warehouse automation.
5+ YOE5+ years in Core Java; experience with reactive microservices or event-driven distributed systems; messaging platforms; Docker; robotics/automation; NoSQL/Redis; networking; unit testing; Agile; BS in CS/Engineering.
Java, Akka, Vertx, RxJava, ActiveMQ, RabbitMQ, Kafka, Docker, Redis, JUnit, Mockito
1mo
Save
Mark Applied
Hide
Java, Python, Kong. API gateway, Core Java
Boston, Massachusetts, United States
$90k-$110k/yr OnsiteFull Time
Tata Consultancy Services
Tata Consultancy ServicesBSE: 532540: Global leader in IT services, consulting, and business solutions.
4+ YOE4+ years hands-on Java/Python and Kong API Gateway experience; API lifecycle, troubleshooting, production support, documentation, and stakeholder management skills.
Java, Python, Kong API Gateway, REST APIs, CI/CD, ITIL
3w
Save
Mark Applied
Hide
Software Engineer
Bedford, New Hampshire, United States
$112k-$179k/yr OnsiteFull Time
Peraton Labs
Peraton Labs: Private applied research organization developing cybersecurity, communications, electronic-warfare, mobility, and analytics technologies for government and commercial customers.
5+ YOEBachelor's in CS/CE/EE/Math/Physics (5 yrs experience) or MS (3 yrs) or PhD (0 yrs). Expertise in C/C++/Java/Python/Go, OS internals, networking, Git/subversion/CI/CD, US citizenship, active Secret clearance with ability to obtain TS/SCI.
C, C++, Java, Python, Go, Linux, MacOS, Windows, Git, subversion, CI/CD, GHIDRA, Hex-Rays IDA, Binary Ninja, Angr, Cuckoo sandbox, OllyDBG, WinDbg, Metasploit, Cobalt Strike, CORE, EMANE, MiniNet, Docker, Docker Swarm, Kubernetes, Terraform, AWS, Azure, OpenStack
1mo
Save
Mark Applied
Hide
Lead Quantitative Software Engineer / Front-Office Quant Developer, VP
Boston, Massachusetts, United States
OnsiteFull Time
State Street
State StreetNYSE: STT: Global financial services and bank holding.
Expertise in modern C++ and core Java, experience with Python, time-series databases and Linux; strong quantitative background in fixed income and derivatives; MS in Financial Engineering or BS in CS/Math preferred.
C++, Java, Python, kdb+/q, SQL, Linux, Boost, QuantLib, Nvidia CUDA, OpenCL, Git, Jira, CI/CD, NumPy, Pandas, STL
1mo
Save
Mark Applied
Hide
Lead Quantitative Software Engineer / Front-Office Quant Developer, VP
Boston, Massachusetts, United States
OnsiteFull Time
State Street
State StreetNYSE: STT: Global financial services and bank holding.
Expertise in modern C++ (C++20/23) and core Java; experience with Python, kdb+/q, SQL, Linux, Boost, QuantLib, and GPU programming; strong quantitative background in stochastic calculus, Monte Carlo, and calibration methods.
C++, Java, Python, kdb+/q, SQL, Linux, Boost, QuantLib, Nvidia CUDA, OpenCL, NumPy, Pandas, Git, Jira, CI/CD
1mo
Save
Mark Applied
Hide
Lead AI Engineer (AI Foundations, LLM Core and Agentic AI)
New York City or San Francisco or San Jose or Cambridge or McLean
$197k-$246k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: A technology-driven bank providing diverse financial services.
2+ YOEBachelor's degree plus 4 years or master's degree plus 2 years in AI/ML development, and 4 years programming with Python, Go, Scala, or Java; cloud AI deployment experience preferred.
AWS Ultraclusters, Hugging Face, VectorDBs, Nemo Guardrails, PyTorch, Python, Go, Scala, Java, AWS, Google Cloud, Azure, C++, C#, Golang
2mo
Save
Mark Applied
Hide
Lead AI Engineer (AI Foundations, LLM Core and Agentic AI)
New York City or McLean or San Jose or Cambridge
$197k-$246k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: A technology-driven bank providing diverse financial services.
4+ YOEBachelor’s degree plus 4 years or master’s degree plus 2 years developing AI/ML technologies; 4 years programming in Python, Go, Scala, or Java; cloud AI deployment experience preferred.
AWS Ultraclusters, Hugging Face, VectorDBs, NVIDIA NeMo Guardrails, PyTorch, Python, Go, Scala, Java, Google Cloud, Microsoft Azure, C++, C#, Golang
2mo
Save
Mark Applied
Hide
Lead AI Engineer (AI Foundations, LLM Core and Agentic AI)
Cambridge or McLean or New York or San Jose or United States
$197k-$246k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: A technology-driven bank providing diverse financial services.
2+ YOEBachelor's in CS/AI/EE/CE (4+ yrs) or Master's (2+ yrs). 4+ yrs programming in Python, Go, Scala, or Java. Experience with LLMs, model training/inference, vector search, cloud deployments, and AI system optimization.
AWS Ultraclusters, Huggingface, VectorDBs, Nemo Guardrails, PyTorch, Python, Go, Scala, Java, C++, C#, Golang, AWS, Google Cloud, Azure
2mo
Save
Mark Applied
Hide
Senior Lead AI Engineer (AI Foundations, LLM Core and Agentic AI)
New York City or McLean or San Jose or Cambridge
$230k-$286k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: A technology-driven bank providing diverse financial services.
6+ YOEBachelor's degree plus 6 years or master's degree plus 4 years developing AI/ML technologies, and 6 years programming with Python, Go, Scala, or Java.
AWS Ultraclusters, Hugging Face, VectorDBs, Nemo Guardrails, PyTorch, Python, Go, Scala, Java, AWS, Google Cloud, Azure, C++, C#, Golang
1mo
Save
Mark Applied
Hide
Senior Lead AI Engineer (AI Foundations, LLM Core and Agentic AI)
New York City or San Francisco or San Jose or Cambridge or McLean
$230k-$286k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: A technology-driven bank providing diverse financial services.
6+ YOEBachelor's degree plus 6 years or master's degree plus 4 years developing AI/ML technologies, and 6 years programming with Python, Go, Scala, or Java. Cloud AI deployment and team leadership preferred.
AWS Ultraclusters, Hugging Face, VectorDBs, Nemo Guardrails, PyTorch, Python, Go, Scala, Java, AWS, Google Cloud, Azure, C++, C#, Golang
1w
Save
Mark Applied
Hide
Senior Lead AI Engineer (AI Foundations, LLM Core and Agentic AI)
New York City or San Francisco or San Jose or Cambridge or McLean
$230k-$286k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: A technology-driven bank providing diverse financial services.
6+ YOEBachelor's degree plus 6 years or master's degree plus 4 years developing AI/ML technologies, and 6 years programming with Python, Go, Scala, or Java; cloud AI deployment and team leadership preferred.
AWS Ultraclusters, Hugging Face, VectorDBs, Nemo Guardrails, PyTorch, Python, Go, Scala, Java, AWS, Google Cloud, Azure, C++, C#, Golang
2mo
Save
Mark Applied
Hide
Senior Lead AI Engineer (AI Foundations, LLM Core and Agentic AI)
New York City or McLean or Cambridge or San Jose
$251k-$286k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: A technology-driven bank providing diverse financial services.
4+ YOEBachelor's in CS/AI/EE/CE +6 yrs or Master's +4 yrs; 6+ years programming with Python, Go, Scala, or Java; experience building and deploying large-scale AI/LLM systems, cloud platforms, and mentoring teams.
AWS Ultraclusters, Huggingface, VectorDBs, Nemo Guardrails, PyTorch, Python, Go, Scala, Java, C++, C#, Golang, AWS, Google Cloud, Azure