Source Job

United States Canada

  • Serve as a reliable technical expert in one or more areas of the codebase, making well-reasoned design decisions with appropriate trade-offs.
  • Debug complex issues across system boundaries and design for observability using logging, metrics, and alerting.
  • Contribute to technical direction within your team, advocate for quality from the user's perspective, and mentor earlier-career engineers.

.NET Core Node.js Angular React PostgreSQL

20 jobs similar to Senior Software Engineer

Jobs ranked by similarity.

$107,000–$130,000/yr
US 4w PTO

  • Deliver against commitments with a focus on quality and communicate blockers proactively.
  • Diagnose and resolve technical issues, leveraging debugging tools to maintain application reliability.
  • Participate actively in Agile ceremonies and workflows, contributing to iterative delivery.

Bloomerang champions the power and potential of nonprofits, igniting next-level impact with the team and technology built for purpose. They are home to some of the most innovative and skilled individuals in the workforce today with a mission-driven culture built on core values.

  • Design and develop scalable, maintainable web applications using .NET and Angular, ensuring modern and reusable front-end and back-end solutions.
  • Build and enhance backend services and integrations leveraging Java (preferred), Node.js, or Python to support enterprise-grade applications.
  • Participate in technical design and architecture discussions, contributing to decisions that shape long-term system scalability and performance.

NBCUniversal is one of the world's leading media and entertainment companies that creates world-class content, which we distribute across our portfolio of film, television, and streaming. We own and operate leading entertainment and news brands including NBC, NBC News, Telemundo and Peacock.

US

  • Design, develop, and maintain scalable web/Windows applications using .NET technologies.
  • Integrate back-end API services with front-end UI components across multiple application modules.
  • Lead technical discussions within the Scrum team and conduct thorough code reviews.

Globe Life is an insurance company committed to empowering employees with support and opportunities. They foster a caring and innovative culture focused on diversity and inclusivity.

Latin America

  • Design, build, and maintain efficient, reusable, and reliable code for both front-end and back-end subsystems using Angular and .NET.
  • Collaborate with product managers, designers, and QA engineers to transform business requirements into technical solutions.
  • Optimize applications for speed, scalability, and security and participate in code reviews to ensure high-quality standards.

Nortal is a digital transformation company delivering complex solutions for global enterprises and public sector organizations for over 25 years. They are a close-knit remote team in LATAM that values autonomy, open communication, and diversity.

$125,000–$145,000/yr
US

  • Write secure, maintainable, production ready code that meets internal standards and industry best practices
  • Enhance and extend existing products including complex reporting queries, large dataset processing and Microsoft Graph or third party API integrations
  • Design and build scalable APIs that integrate with internal and external services

Patch My PC improves lives by providing a solution for IT and Security teams to automate, manage, deploy, and report on third-party updates. It is a fully remote company of 150 GIF-loving humans that supports over 10,000 customers and more than 30 million devices.

US 6w PTO

  • Work as a member of Agile project teams to define, estimate, and complete agreed tasks to timelines.
  • Develop and maintain software, databases, and applications, including writing effective RESTful APIs and troubleshooting complex code bases.
  • Test software to ensure integrity, accuracy, responsiveness, and performance, and create unit tests according to company procedures.

Trupanion is a leading provider of medical insurance for cats and dogs in North America. They offer a collaborative, casual, and pet-friendly environment where everyone is encouraged to be themselves.

US 14w maternity 8w paternity

  • Deliver impactful full-stack features that benefit Medicare brokers and beneficiaries.
  • Collaborate cross-functionally to provide constructive feedback on design mockups and product scope.
  • Identify and manage technical debt while building robust architectures to support platform scalability.

We are building healthcare tech for a system that desperately needs it, focusing on empowering independent Medicare advisors. We are a fast-growing startup with a talent-dense team, backed by notable investors, and recognized as one of Inc. Magazine's Best Workplaces of 2025.

Bulgaria UK

  • Develop backend services and APIs using C# .NET/.NET Core with scalable, maintainable, and well-tested code.
  • Integrate with third-party APIs such as payment gateways and work in cross-functional scrum teams.
  • Advocate for engineering best practices and contribute to technical choices for web and mobile applications.

CreateFuture is an AI-native consulting partner that builds digital products and services for clients like PayPal, adidas, and NatWest. The company has grown to over 600 employees and is a Great Place to Work-Certified™ firm with multiple Best Workplaces UK awards.

$138,380–$254,111/yr
US

  • Work with product, design, and clinical staff to understand stakeholder needs.
  • Write and maintain well-tested code across multiple services.
  • Build foundational data models that afford flexibility and operational visibility

Included Health delivers integrated virtual care and navigation. They aim to raise the standard of healthcare for everyone and break down barriers to provide high-quality care for every person in every community. They use AI-assisted tools at select stages of the hiring process.

Spain

  • Develop, maintain, and optimize applications using ASP.NET, ASP.NET MVC, and .NET Core.
  • Collaborate with multidisciplinary teams using SCRUM methodology and tools like Jira.
  • Propose technical and functional improvements with a proactive and problem-solving attitude.

EPAM NEORIS is a global technology services company that accelerates digital transformation through its near-shore delivery model. With over 60,000 professionals in 55+ countries, it fosters a diverse and inclusive culture focused on continuous growth.

Global

  • Collaborate with a team of curious individuals to build and improve software solutions.
  • Use your 5+ years of experience in .NET, Angular, and React to coach and mentor others.
  • Enjoy the freedom to work from anywhere while focusing on what needs to be done.

LT is a technology company that builds kick-ass software with a focus on curiosity and challenge. They offer a flexible, low-bureaucracy environment where individuals can write their own story and make a difference.

US 5w PTO

  • Lead the design and development of entire computer systems and application software, creating scalable solutions.
  • Mentor junior developers and drive best practices across the development team.
  • Maintain and modernize the legacy platform, including VB6 and PHP services, toward cloud-hosted architecture.

Amazing Charts, founded in 2001, offers user-friendly and affordable Electronic Health Record (EHR) solutions for small to medium-sized medical practices. Acquired by Harris Healthcare in 2017, the company provides a comprehensive suite of services and is part of Constellation Software Inc., the largest software company in Canada.

India

  • Independently guide the technical direction and implementation from conceptualization to deployment.
  • Evaluate trade-offs between correctness, robustness, performance, and customer impact.
  • Create and lead the team's technical documentation and repository management practices.

3Pillar is dedicated to engineering solutions that challenge conventional norms. They are an elite team of visionaries shaping the tech landscape for clients and setting global standards.

$155,000–$215,000/yr
US Unlimited PTO 10w maternity

  • Shape the product architecture end-to-end, designing and shipping modular .NET services and modern React frontends that stay fast, reliable, and elegant across a wide range of real-world customer environments.
  • Own the data foundation, designing high-performance PostgreSQL schemas and crafting EF Core queries that serve as the source of truth for business logic, permissions, and RBAC—balancing correctness, clarity, and scale.
  • Engineer for performance at scale, building smart caching layers with Redis and leverage S3 for large artifacts, keeping our Web Gateway lean, responsive, and built to grow.

DEFCON AI is an insights company that leverages artificial intelligence, mathematical optimization, data analytics, and software engineering for resilient optimization of complex systems. With a remote-first environment, they foster autonomy and impact in today’s dynamically changing world to align outcomes with operational goals, better decision making, and empowers customers to anticipate, assess, and mitigate the impacts of disruptions.

Latin America

  • Design, develop, and maintain cloud-native SaaS applications using React, C#, .NET Core, and AWS.
  • Collaborate with cross-functional teams to build and scale highly available, multi-tenant distributed architectures.
  • Mentor junior engineers, participate in technical decision-making, and promote engineering best practices.

Truelogic is a leading provider of nearshore staff augmentation services, delivering top-tier technology solutions to companies of all sizes from startups to Fortune 500 enterprises. With a team of over 600 highly skilled tech professionals based in Latin America, they drive digital disruption and foster a culture that values expertise, aspirations, and career growth.

US

  • Develop and maintain modern responsive web interfaces and build backend scoring services and databases.
  • Conduct system testing within integrated cyber range environments and create administrative and technical documentation.
  • Collaborate with the RangeOS development team to ensure seamless integration with versioned cyber ranges.

By Light Professional IT Services LLC provides technology and systems to connect, protect, and prepare warfighters and federal agencies. Headquartered in McLean, VA, the company supports defense, civilian, and commercial IT customers worldwide with a focus on cyber training and simulation.

US

  • Build and scale web applications in a production environment.
  • Design and implement complex, distributed, scalable, maintainable, and secure systems.
  • Lead high-priority technical projects from conception to delivery.

Rula is dedicated to treating the whole person and aims to create a world where mental health is no longer stigmatized. They are passionate about making a positive impact on the lives of those struggling with mental health issues and strive to be a force for positive change.

US

  • Develop scalable platforms, services, and internal tooling to power Rula’s Revenue Cycle Management operations.
  • Build and maintain systems supporting payments, claims submission, and operational workflows across the revenue cycle.
  • Collaborate with engineering, operations, and business stakeholders to improve efficiency, reliability, and cost effectiveness.

Rula is a mental healthcare provider dedicated to evidence-based, compassionate care that empowers individuals to take charge of their well-being. As a remote-first company, we hire in most U.S. states and foster a culture of inclusion, diversity, and equity.

US Canada Unlimited PTO

  • Develop and maintain full stack functionality for the ChartCheck application across frontend and backend systems
  • Design and implement scalable web and cloud-based software solutions using C# and JavaScript technologies
  • Collaborate with cross-functional teams to create innovative software products for cancer treatment centers

Radformation is transforming the way cancer clinics deliver care. Their innovative software automates and standardizes radiation oncology workflows to enable clinicians to plan and deliver treatments faster and safer, so patients can receive high-quality care. They are a fully remote, mission-driven team united by a shared goal.

Europe

  • Build features, fix bugs, and gradually take on more ownership as you learn the product.
  • You'll work alongside senior engineers who'll help you grow, but we won't spoon-feed you either.
  • You'll use AI tools heavily in our workflow - you'll be expected to leverage them to move fast and learn faster.

Cello provides the Revenue Growth Infrastructure for modern digital businesses. They help teams acquire, retain, and monetize customers at scale by turning word-of-mouth into a systematic, measurable growth channel built for the AI era. They are a small team backed by $10.3M in funding from top-tier investors.