585 mid level software engineer jobs at 292 companies in Lynn, MA

2mo
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Mid-Level Software Engineer
Fairfax or Lexington
$90k-$180k/yr OnsiteFull Time
Riverside Research
Riverside Research: Independent non-profit performing scientific research for national security.
8+ YOESecret clearance; 8-10 years software Eng; ML/AI with Python/Java/C++; ML libraries; cloud; Agile; Git.
Python, Java, C++, TensorFlow, PyTorch, Scikit-learn, Git, AWS, Azure
1mo
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Software Engineer (Mid to Sr Levels)
United States or Canada or Montreal or Boston
RemoteFull Time
Nomic
Nomic: High-throughput proteomic profiling for drug and biomarker discovery.
Full‑stack software engineering experience (mid–senior), strong Python, experience with LIMS, data pipelines, lab-equipment interfaces, AI-coding tools and agentic systems, and excellent communication; English fluency required.
Claude Code, Cursor, Benchling, Python, LIMS, ELN, LLM, MCP servers, RAG, CI/CD, nELISA
3w
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Software Solutions Engineer
Andover, Massachusetts, United States
$75k-$95k/yr HybridFull Time
Aras
Aras: Develops low-code software for industrial product lifecycle management.
3+ YOEMid-level software engineer with strong problem-solving, experience with C#, JavaScript, SQL, web application development; able to collect requirements, develop, test, and customize product for customers.
C#, JavaScript, SQL, Aras Innovator
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Jr/Mid/Senior/Staff Software Engineer, Applications
Boston, Massachusetts, United States
$105k-$300k/yr RemoteFull Time
AcuityMD
AcuityMD: Commercial intelligence platform for the medical technology industry.
2+ YOE2+ years as a software engineer; full-stack with TS/React/NodeJS; data-driven; eligible to work in USA.
JavaScript, TypeScript, React, GraphQL, Node.js, Python, SQL, BigQuery, Google Cloud Platform
1w
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Software Engineer - AI & Cloud Engineering (Early to Mid Career
Watertown, Massachusetts, United States
HybridFull Time
Flexcompute
Flexcompute: Develops GPU-native multiphysics simulation software for hardware engineers.
3+ YOE3+ years software engineering experience; strong programming in Python,C++,Rust,Go,Java,or JavaScript; backend, APIs, distributed systems experience; Linux and Git familiarity; degree in technical field preferred.
Python, C++, Rust, Go, Java, JavaScript, Linux, Git, AWS, GCP, Azure, Docker, Kubernetes
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Software Engineer
Boston or Needham
$80k-$150k/yr HybridFull Time
Wellington Management
Wellington Management: Investment management and research services for global institutional clients.
2+ YOE2+ years in software engineering, DevOps, or related roles; Python; AWS; CI/CD; IaC; monitoring and production support; SQL.
Python, Jenkins, GitHub Actions, Terraform, CloudFormation, AWS, Elasticsearch, Grafana, SQL, Docker, ECS
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Senior Software Systems Engineer
Marlborough, Massachusetts, United States
$111k-$150k/yr HybridFull Time
Helen of Troy
Helen of TroyNASDAQ: HELE: Designs and markets branded consumer housewares and personal care products.
4+ YOEBS/MS in engineering or CS, 4+ years software engineering experience, embedded/connected device experience, systems-level debugging, cross-layer software expertise, authorized to work in the U.S.
Bluetooth Low Energy (BLE), IoT, iOS, Android, Flutter, Git, CI/CD, C/C++, APIs
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Software Engineer
Nashua, New Hampshire, United States
OnsiteFull Time
Amphenol
AmphenolNYSE: APH: Manufactures electronic and fiber optic connectors and interconnect systems.
3+ YOEBS in Computer Science or Computer Engineering, 3+ years software/tools development experience, knowledge of I2C/SPI and Windows GUI, source control experience, strong English communication and teamwork skills.
I2C, SPI, CMIS, Teams, Zoom, C++, Visual Studio, SVN, Linux, VNA, TDR, Scope, Digital Signal Processors
1w
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Software Engineer
Nashua, New Hampshire, United States
OnsiteFull Time
Amphenol
AmphenolNYSE: APH: Designs and manufactures electrical connectors and interconnect systems.
3+ YOEBS in Computer Science/Computer Engineering, 3+ years software tools development experience, knowledge of I2C/SPI and Windows GUI tools, source control experience, strong communication and self-starter attitude.
I2C, SPI, CMIS, C++, Visual Studio, SVN, Linux, Teams, Zoom, VNA, TDR, Scope, Windows
2w
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C++ Software Engineer
Maynard, Massachusetts, United States
$80k-$190k/yr OnsiteFull Time
FishEye Software
FishEye Software: Develops real-time, mission-critical software for defense and industrial systems.
Active Secret clearance and US citizenship required; B.S. in a technical discipline required; experience in systems/software engineering and defense environments preferred.
C++
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Software Lead - Principal Software Engineer
Nashua, New Hampshire, United States
$118k-$201k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.
4+ YOEBachelor's in CS/CE or related, minimum 4+ years experience (6 years typical), ability to obtain Secret clearance, C++ development, software engineering processes, testing/verification, leadership and project management skills.
C++
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Senior Software Engineer
Needham, Massachusetts, United States
$109k-$202k/yr HybridFull Time
Warner Bros. Discovery
Warner Bros. DiscoveryNasdaq: WBD: Produces and distributes multimedia entertainment content and news worldwide.
4+ YOE4+ years software development experience; strong Unity3D and C# skills; bachelor's in CS/Engineering or equivalent; experience with multiplayer, services, Git, iOS/Android, and mentoring preferred.
Unity3D, C#, gRPC, RESTful, Git, iOS, Android, Golang, AWS
4w
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Embedded Software Engineer
Dedham, Massachusetts, United States
$94k-$100k/yr OnsiteFull Time
General Dynamics Mission Systems
General Dynamics Mission SystemsNYSE: GD: Designs and manufactures defense and mission-critical technology solutions.
Bachelor's degree in software engineering or related field, Department of Defense SECRET clearance at hire (U.S. citizenship required), experience with real-time embedded software (Linux), C/C++ (Rust preferred), software design, integration, and testing.
Linux, C, C++, Rust, Security-Enhanced Linux (SELinux), ARMv8, Integrated Development Environment (IDE)
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Level II Software Engineer/Med Tech
Waltham, Massachusetts, United States
$95k-$115k/yr OnsiteFull Time
Nova Biomedical
Nova Biomedical: Develops and manufactures blood testing analyzers and diagnostic equipment.
3+ YOE3+ years developing C/C++ Linux applications for medical devices, knowledge of IEC 62304, TCP/IP and network troubleshooting, WiFi protocols and encryption, NFC/RFID, ARM and SQLite familiarity, BS in CS/CE.
C, C++, Linux, IEC 62304, TCP/IP, WiFi 802.11, WPA, WPA2, WPA3, NFC, RFID, ARM, SQLite, Git, SVN, shell scripting
4d
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Software Engineer - Service
Norwood, Massachusetts, United States
$95k-$100k/yr OnsiteFull Time
ITW
ITWNYSE: ITW: Global manufacturer of specialized industrial equipment and consumables.
BS in CS/Engineering or equivalent experience; software development experience; familiarity with database design and SQL Server; knowledge of JavaScript, APIs, networking, cloud; strong debugging and communication skills.
SQL Server, JavaScript, APIs
3mo
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Software Engineer
New York or Boston
$205k-$267k/yr HybridFull Time
Formation Bio
Formation Bio: Accelerating drug development through an AI-native pharmaceutical platform.
Ship production software in a fast-moving AI-driven pharma environment; strong distributed systems, cloud, and collaboration across teams.
Cloud platforms, AI development tools, Code collaboration tools
1w
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Production Software Engineer
Lexington, Massachusetts, United States
$191k-$253k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
4+ YOEBachelor's in CS/Software/Electrical/Computer Engineering,4+ years software development,proficiency in Python and MATLAB,experience with Linux and Git,ability to obtain U.S. Secret clearance.
Python, MATLAB, Linux, Git, SQL, C/C++, javascript, nix
3mo
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Software Engineer - DPU Platform
Westford, Massachusetts, United States
$116k-$190k/yr OnsiteFull Time
NVIDIA
NVIDIANASDAQ: NVDA: Designs GPU-accelerated computing and artificial intelligence hardware.
2+ YOE2+ years embedded software experience; proficient in C and Python; bachelor's degree in CS/Engineering; knowledge of system software stack and Linux; strong problem-solving and communication skills; familiar with build tools.
gcc, git, github, make, bitbake, shell scripts, gerrit, jenkins
1mo
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Rust Software Developer
Arlington or McLean or Chantilly or Beavercreek or San Antonio or Huntsville or Annapolis Junction or El Segundo or Rome or Aurora or Colorado Springs or Lexington
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
3+ YOE3+ years software engineering with Rust, Kubernetes and containerized services, autoscaling strategies, CI/CD implementation, experience with Python or C++, Secret clearance, and Bachelor’s degree.
Rust, Kubernetes, HPA, VPA, cluster autoscalers, GitHub Actions, GitLab CI, Jenkins, Python, C++, SonarQube, Clippy, cargo-deny, cargo-audit, SysML, DoDAF, UAF
2mo
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Embedded Software Engineer
Somerville, Massachusetts, United States
$110k-$150k/yr OnsiteFull Time
Formlabs
Formlabs: Develops and manufactures professional-grade 3D printers and materials.
5+ YOEEmbedded software engineer with 5–100 years of experience, proficient in C/C++, Python, and embedded Linux; able to debug hardware-software interactions and design reusable code; effective with stakeholders.
C, C++, Python, Embedded Linux, JavaScript