Top Senior Software Engineer Jobs in Hartford, CT

The Senior Software Engineer will design, build, and maintain solutions for transit agencies, focusing on IoT devices and cloud services, ensuring reliable communication and device management.

The Senior Software Developer will design and develop web and mobile applications, collaborate with scientists, implement APIs, and mentor developers.

Design and implement AI-powered educational software, focusing on generative AI systems, mentor peers, and ensure scalable, secure architecture.

As a Senior Software Engineer II, you will design and deliver backend systems and APIs, lead complex projects, maintain full-stack product features, and provide technical leadership while collaborating cross-functionally.

As a Senior Software Engineer, you will build and scale backend systems, improve performance, and drive modernization using AI workflows. You will collaborate with teams to enhance product delivery and ensure high-quality public-facing applications.

The Senior Software Development Engineer will modernize a healthcare payer application using .NET and Angular, integrate AI models, and mentor junior engineers while working independently on complex tasks.

As a Senior Software Engineer, you'll enhance mobile Wikipedia experiences, lead project implementations, and mentor team members while collaborating across departments to prioritize and deliver high-quality features.

As a Senior DevOps Engineer at Scribe, you will design and optimize AWS cloud infrastructure, manage CI/CD pipelines, and support product development while ensuring reliability and performance of services.

Build and maintain full-stack Finance and Business Systems with Ruby on Rails. Own architecture, coding, automated tests, DB tuning, deployments, and production support. Partner with Finance, Operations, and Engineering to create auditable, correct, and actionable unit-economics instrumentation. Participate in on-call rotation, hiring, and documentation.

Lead technical initiatives for a stream-aligned engineering team: design and implement scalable, resilient microservice-based systems, build and maintain JSON APIs, apply DDD and best practices, mentor mid-level engineers, collaborate with product and stakeholders, and evaluate new technologies to support business goals.

As a Senior Software Engineer, you'll lead the design and implementation of impactful software systems, collaborating with product managers and the open-source community to drive project success and ensure seamless integration with defense systems.

Lead delivery of high-complexity digital banking implementations: design and build Java Spring Boot microservices, REST APIs, cloud-native containerized deployments, data and DB migrations, event streaming, monitoring and performance optimization. Act as a customer-facing technical lead conducting code reviews, test strategies, and cross-functional coordination to resolve operational issues.

Design and build autoscaling, self-healing storage infrastructure on AWS. Own Terraform-based IaC, CI/CD and deployment tooling, observability, capacity planning, cluster lifecycle management, and performance/cost optimizations. Drive reliability, incident response, and automation to operate data-intensive distributed storage with minimal human intervention.

Architect, implement, and optimize cloud-based solutions; mentor junior engineers; design and deploy automated, production-grade systems; monitor cloud health and resolve incidents; apply cloud security best practices and healthcare compliance to ensure reliable, scalable infrastructure.

Design and implement high-performance Rust software systems for military applications, ensuring reliable deployments and integration with hardware. Collaborate across teams to optimize performance and support mission-critical functions.

Lead remote engineering teams to design, architect, and deliver scalable, high-availability education technology platforms focused on content systems, workflows, and GenAI. Drive product and technical strategy, collaborate with product/design, implement cloud-native architectures, adopt agile practices, measure performance through data and testing, and continuously improve user engagement and platform reliability.

Design, build, and enhance Cority's software platform across product streams. Own features end-to-end, debug cross-system issues, drive observability, contribute technical direction, perform code reviews, mentor junior engineers, and collaborate with Product Owners to translate requirements into scalable technical designs.

Lead architecture and development of high-performance, scalable backend systems for Yahoo Mail using Java and C++. Set technical strategy, establish architectural standards, validate AI-generated code, mentor senior engineers, collaborate cross-functionally, and ensure reliability through automated logging, telemetry, and debugging workflows.

Lead frontend development of production web applications using Svelte and other frameworks. Build reusable components, integrate REST/GraphQL APIs, ensure UI/UX quality, accessibility, and performance. Lead a small team, coordinate releases with QA, write tests, follow Git and CI/CD workflows, and collaborate remotely with stakeholders across the US.

The Senior Software Engineer will design and build scalable technology platforms, contribute to architectural decisions, and apply strong security practices in a collaborative environment.

Design, build, test, and deploy features for high-traffic web applications across multiple sports reference sites. Work full-stack on CI/CD pipelines and data ingestion, own features/systems, triage production issues, mentor peers, and contribute to technical planning and security/compliance improvements.

Resolve complex customer escalations by diagnosing production issues, delivering end-to-end code fixes, using AI-assisted debugging tools, documenting solutions, contributing to knowledge bases, and providing occasional after-hours pager support.

Design, implement, deploy, and operate scalable backend services, data pipelines, and cloud infrastructure. Influence architecture, mentor engineers, collaborate with data science and product, and improve engineering practices and code quality.

Develop and maintain language frontends for the Joern platform for automated software vulnerability analysis, collaborating with a global team.

As a Senior Software Engineer, you will lead your team in delivering features according to specifications, ensuring scalable technical decisions, and mentoring team members.