Top Senior Software Engineer Jobs in Portland, ME

The Senior Software Engineer will manage cloud infrastructure, develop AI agents, build internal tools, and facilitate cross-functional collaboration in a growing media company.

The Senior Software Engineer will own the React Native mobile codebase, collaborate with cross-functional teams, and ensure high-quality delivery of customer-facing applications.

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 design and implementation of a headless Optimizely DXP front-end using Next.js on Vercel for 150+ marketing sites. Define content models and architectural standards, implement personalization and A/B testing, optimize performance and accessibility, manage CI/CD and repository ecosystems, and mentor engineering peers to enable repeatable, scalable site launches.

Design, develop, and maintain software in a Java environment. Collaborate with cross-functional teams, troubleshoot complex issues, and optimize performance.

The Senior Software Engineer will develop and optimize systems for aerospace communications, manage project priorities, and contribute to various technical initiatives.

The Senior Software Engineer will develop and optimize systems for Aalyria's Spacetime platform, focusing on API development and wireless network algorithms.

Lead development of SDR embedded software for LEON3 softcore processors: design and implement embedded C/C++ and Python firmware, autoboot FPGA/softcore loading, integrate SpaceWire and other interfaces, manage RTEMS cross-compilation, perform HW/SW integration, debugging, verification, and maintain requirements traceability and documentation.

As a Senior Software Engineer, you will design and optimize APIs, develop cloud functions, and collaborate with product teams to enhance user experiences at Speechify.

The Senior Software Engineer will build and maintain foundational services and SDKs, optimize functionality, and collaborate on product solutions using Kotlin.

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

The Senior Software Engineer will lead the design and delivery of core capabilities for an automated investigation platform, integrating with security tools and ensuring quality in software development. Responsibilities include mentoring, overseeing technical direction, and participating in on-call rotations.

The Senior Software Engineer will develop and maintain full stack applications at Polly, utilizing various technologies for web and mobile platforms, mentor teammates, and collaborate with product teams.

The Sr. Software Engineer will build core experiences for bank clients, crafting user flows, APIs, and integrating third-party software while ensuring code quality and performance.

The Senior Software Engineer will build full-stack features, work closely with designers, and enhance user experiences, while ensuring code maintainability and safety. Responsibilities include experimenting with ideas and writing readable code.

Senior backend engineer responsible for designing and implementing scalable, high-availability backend services for investment and financial products. Work primarily on backend APIs, integrations with financial institutions, databases, testing, troubleshooting production issues, and contributing across the stack while focusing on performance, security, and maintainability.

The role involves designing and developing a universal search platform, integrating data, leading system architecture, and mentoring junior engineers.

The Senior Software Engineer II at Bitsight will build and operate large-scale data pipelines, helping to enhance the Security Ratings product through software development and integration of new data sources.

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.

As a Senior Software Engineer at Aspire, you'll lead the development of user-facing features, manage complex projects, and collaborate with cross-functional teams to enhance product functionality.

The Senior Software Engineer will build and maintain features for PDQ's billing platform using Elixir, collaborate with teams, and troubleshoot issues.

Join Vanta as a Senior Software Engineer to lead and mentor teams, driving projects on identity systems and improving security infrastructure.

The Senior Software Engineer will develop backend APIs, improve engineering processes, and manage product features in a remote-first environment.

The Staff Software Engineer will upgrade patient experience by developing features for a healthcare software platform, leading the product development throughout the process.

As a Senior Software Engineer, you will design and maintain backend services for Forma's benefits platform, focusing on secure and scalable APIs, contribute across technology stacks, and collaborate with various teams to deliver features and improve engineering standards.