Top Senior Software Engineer Jobs in Hartford, CT

As a Senior Software Engineer, you will build and maintain data connectors for ClickHouse, ensuring seamless integration with JVM-based applications while collaborating with the open-source community and internal teams.

The Staff Software Engineer will lead the software development lifecycle focusing on observability, ensuring high-quality, scalable, and resilient systems. Responsibilities include designing, implementing, and supporting distributed systems while collaborating and mentoring team members.

As a Senior Software Engineer at PerfectServe, you'll design, build, and maintain high-quality code for healthcare communication systems, mentoring junior engineers and collaborating across teams to improve patient care and clinical workflows.

Develop and maintain scalable, secure browser extension features using JavaScript/React/TypeScript. Write tests (Jest/TDD), collaborate with product and design, optimize performance and security, refactor and fix bugs, and uphold code quality through reviews.

Architect and implement scalable React/TypeScript user interfaces for web and Electron desktop apps. Integrate native modules (C++/Objective-C), work with REST APIs under zero-knowledge principles, optimize performance and accessibility, lead code reviews, mentor engineers, and participate in CI/CD and automated testing to deliver secure, high-quality features.

The Senior Software Engineer will develop and maintain client-side applications, improve installation workflows, and ensure enterprise deployment support for cybersecurity products.

Design, develop, and deploy Salesforce solutions, including APIs, user interfaces, and data management, while supporting users and troubleshooting issues.

Develop and maintain data lake platforms, write reliable code for data pipelines, and collaborate with senior engineers on design and architecture.

The Senior Software Engineer will lead development, mentor engineers, and create data solutions using TypeScript, React, and Python. Responsibilities include designing applications, driving innovation, and ensuring high-quality user experiences.

Lead design and implementation of health data products, mentor engineers, own multiple projects, and develop scalable data solutions using modern technologies.

Lead design and implementation of products, mentor engineers, drive innovation, and build scalable data solutions using modern tech stack.

As a Senior/Staff Software Engineer, you will design and implement products, guide other engineers, and drive innovation in health data solutions.

As a Senior Software Engineer, you will develop and optimize high-performance APIs, ensuring reliable, low-latency access to user data and collaborating closely with various teams on essential API infrastructure.

Lead the development of a search and data integration platform, ensuring architecture, integration, and delivery of complex software systems in a safety-focused environment.

The Senior Software Engineer at Payabli will design and manage cloud infrastructure, CI/CD pipelines, local development environments, and ensure security and compliance while enhancing the developer experience.

The Senior Software Engineer for Data Acquisition will build operational data pipelines and services to collect and manage health data efficiently while working collaboratively with the engineering team.

Lead development of AI-powered full-stack applications, mentor engineers, define technical direction, build performant front-end and scalable backend services, integrate LLMs/RAG, and establish engineering best practices for production AI workflows.

Design, develop, and deliver scalable backend systems and components using .NET 10 and C#. Build and maintain databases and messaging infrastructure (PostgreSQL/SQL Server, RabbitMQ), deploy with Docker and AWS, apply DDD and ORMs, triage/prioritize work, and contribute to distributed, event-driven architecture with emphasis on reliability and idempotency.

The Senior Software Engineer will develop, maintain, and improve software for SkySlope, focusing on collaboration, innovation, and effective communication while managing project deliverables and providing mentorship to peers.

The Senior Software Development Engineer will develop applications using modern programming languages, provide leadership and mentoring, ensure software quality, and lead software improvement initiatives.

The Staff Software Engineer, Backend will lead backend development, modernize the tech stack, ensure service quality, and mentor engineers.

The Staff Software Engineer will lead architecture for high-scale software systems, manage product lifecycles, mentor team members, and ensure performance and reliability for money movement products.

Design and build cloud-native systems, develop scalable applications with modern technologies, implement Infrastructure as Code, and collaborate in agile environments.

Develop user interface components for ArcGIS Pro using C# and WPF, work in an agile team, and design software solutions for raster and imagery processing.

Lead company-wide transformation of test automation and quality engineering: define vision and roadmap, architect scalable testing frameworks across server/web/mobile/desktop, integrate AI/LLM for test generation and flakiness management, establish observability and quality gates, mentor engineers, and partner with leadership to embed quality across the SDLC.