Backend Software Engineer at Arista Networks | Dublin

Role overview The Staff Software Engineer - Backend Development at Ripple will focus on designing and building scalable backend systems in Dublin, Ireland. This position plays a central role in supporting the platform’s performance and reliability. Regular collaboration with cross-functional teams is expected. What you will do Partner with engineers and othe…

Join Squarespace as our inaugural Staff Engineer for the newly established Websites Fundamentals platform team in Dublin. In this pivotal role, you will serve as the primary technical leader, laying the foundation for the platform that supports our product ecosystem. You will tackle complex, low-level architectural challenges that enhance technical efficiency and enable our engineering teams to operate with exceptional speed.Your responsibilities will include designing and implementing high-performance, scalable solutions that will support our future growth. Collaborating with senior technical leaders, you will define a sustainable long-term technical roadmap for the Platform team, ensuring that all engineering decisions reflect our commitment to enduring ownership.As a strategist, you will also remain hands-on, demonstrating best practices by writing clean, resilient code for our most intricate foundational needs. Your success will be gauged by the ease you create for your peers. By reinforcing our core platform, you will establish the abstractions that allow engineers to focus on innovation rather than being bogged down by complex dependencies and the intricate health of our platform.You will act as the principal technical partner for the emerging team, setting benchmarks for engineering excellence and operational rigor.This position reports directly to the Engineering Manager for Websites Applications in Dublin. This is a hybrid role, requiring you to work in our Dublin office three days a week.

Join our dynamic team at Toast as a Senior Backend Software Engineer, where you will play a pivotal role in designing and developing innovative backend solutions. You will collaborate with cross-functional teams to create efficient and scalable systems that enhance our platform’s performance and user experience.Your expertise in backend technologies will drive the development of robust software applications, ensuring high availability and performance. Be part of a culture that values innovation, teamwork, and continuous learning.

Semperis develops enterprise security and identity solutions, with a focus on creating an environment where employees feel valued and supported. The company has been recognized by Inc. 5000 as one of America’s fastest-growing cybersecurity companies and is listed as a DUNS 100 Top Startup to Work For. Semperis has also received the Inc. Best Workplace award multiple times. Role overview The Platform Group at Semperis is seeking a Senior Backend Software Engineer based in Dublin, Ireland. This position centers on designing and building shared infrastructure components that underpin the company’s security and identity products. The role blends hands-on engineering with teamwork across product, DevOps, and architecture groups. What you will do Design and implement shared platform components to support scalability, reliability, and maintainability for several product teams. Architect distributed systems using microservices and event-driven approaches for enterprise-scale workloads. Own key backend services throughout their lifecycle, focusing on code quality, performance, and operational standards. Collaborate with product engineers, DevOps, and architects to define platform features and set technical guidelines. Mentor junior engineers through code reviews, pair programming, and technical advice. Lead technical projects aimed at improving developer productivity, system observability, and platform resilience. Contribute to architectural decisions and help define backend development best practices across the company. Analyze system performance and data trends to identify optimization opportunities and guide future platform investments. Requirements Minimum 7 years of professional experience in software engineering, with a strong emphasis on backend development. Expertise in C# and .NET Core, including familiarity with recent framework enhancements and performance features.

At Ripple, we are pioneering a future where value is transferred as effortlessly as information. Our innovative crypto solutions empower financial institutions, businesses, governments, and developers to enhance the global financial system, promoting economic fairness and opportunity for individuals worldwide. Join a dynamic team where you can elevate your career and expand your skill set alongside supportive colleagues.If you are eager to make a significant impact and unlock remarkable career advancement prospects, we invite you to join us in creating tangible value for the world.In 2025, Ripple acquired GTreasury, marking an important step into the expansive corporate finance sector valued in the trillions.With over 40 years of expertise, GTreasury supports some of the largest and most sophisticated companies globally. By integrating its treasury command center into Ripple’s technology stack, we enable businesses to manage and optimize liquidity in real-time, across both traditional and digital assets.Become a part of our mission to revolutionize corporate treasury and the infrastructure that powers the Internet of Value.We are looking for a forward-thinking Staff Software Engineer who is passionate about developing a world-class platform in collaboration with a talented team. Your role will focus on driving technical excellence in application development, from design through implementation and maintenance.Key Responsibilities:Collaborate with architects and product managers to design, estimate, and implement innovative application features across front-end, server-side, and database tiers.Utilize Azure services to develop powerful, scalable, and resilient cloud-based solutions.Enhance software applications and manage delivery pipelines, feature flags, ensuring smooth integration and deployment.Conduct thorough unit, integration, and non-functional (performance, security) testing to ensure production readiness of our software.Employ observability tools and logging to troubleshoot and resolve issues across development, testing, and production environments.Stay updated on technology trends, explore new technologies, engage with tech communities, mentor fellow engineers, and lead technical design and code evaluations.Continuously seek improvements in team operations, processes, methodologies, and technology choices, aiming for excellence in every practice.

Join Toast, Inc. as a Staff Software Engineer and take the lead on innovative projects that shape the future of our technology. In this role, you will work collaboratively with cross-functional teams to design, develop, and implement high-quality software solutions. Your expertise will help drive technical direction and mentor junior engineers, fostering a culture of continuous improvement.

Join the MongoDB Database Experience team, a vibrant and diverse group dedicated to enhancing our users' ability to manage MongoDB at a global scale. We develop cutting-edge tools for MongoDB Atlas, our database-as-a-service solution, which is our fastest growing product, enabling users to deploy fault-tolerant, globally distributed MongoDB clusters in mere minutes. We are on the lookout for a Senior Software Engineer to become a vital member of our Developer Tools Team within the Database Experience division. This team is key in creating tools that empower users to interact seamlessly with their data and monitor the health and performance of their MongoDB deployments. Whether through desktop applications like MongoDB Compass or web-based interfaces such as Atlas Data Explorer, the Developer Tools Team plays a crucial role in user engagement. This role requires participation in a 24/7 on-call rotation to maintain business continuity and ensure prompt incident response. This position can be fulfilled from our Dublin office or remotely within Ireland.

Join our innovative team at Toast, Inc. as a Staff Software Engineer, focusing on building cutting-edge solutions that enhance our agent team's capabilities. In this role, you will leverage your technical expertise to develop robust software, collaborate with cross-functional teams, and drive the implementation of best practices in software engineering.

Join Contentful as a Senior Software Engineer specializing in Backend & Infrastructure, where you will play a pivotal role in architecting robust, scalable systems that empower our clients to deliver exceptional digital experiences. You will leverage your expertise to optimize backend systems and enhance our infrastructure, ensuring seamless integration and performance.

About KotaKota is revolutionizing the accessibility of insurance and retirement benefits, making them as user-friendly as modern software. Our flagship solutions include the Kota Platform, the world's first fully integrated benefits platform, and Kota Embed, our innovative embedded insurance and retirement product tailored for various platforms.Our mission is to enhance the accessibility and enjoyment of insurance and benefits for today's workforce.Founded in 2022, Kota has successfully raised over €20 million from some of Europe’s leading technology investors, including Eurazeo, EQT Ventures, Northzone, and Frontline. Notable angel investors include Romain Huet, formerly of Stripe and now at OpenAI, and David Clarke, formerly of Workday. Our investors have a proven track record, having backed or built companies like Spotify, Airbnb, Klarna, Truelayer, Snapchat, Workday, Personio, Workvivo, Pointy, Workable, and Wayflyer, among others.The RoleAs a Backend Product Engineer on the Kota Embed team, you will play a crucial role in designing and developing the APIs and SDKs that power our embedded insurance and retirement benefits solutions globally. This position presents an excellent opportunity for a skilled backend engineer eager to advance into a senior role through increased ownership, cross-functional collaboration, and refining both product and engineering skills.Your ResponsibilitiesEnhance Core APIs and SDKs: Create new features and refine existing functionalities that developers will love.Hands-On Learning: Collaborate closely with experienced engineers on architecture, design, and code reviews to accelerate your professional growth.Elevate Developer Experience: Simplify workflows for customers and partners by transforming complex processes into intuitive APIs.Collaborate Across Teams: Work alongside product managers, designers, and integration teams to deliver impactful solutions.Increase Project Ownership: Gradually take charge of projects, engage in incident response, and foster a culture of blameless learning.

This hybrid position is located in Dublin, Ireland, with full relocation support provided.At Toast, we pioneer technology that empowers restaurants and local businesses to thrive in the digital era. Our innovative solutions help business owners optimize operations, boost sales, engage customers effectively, and ensure employee satisfaction.What Drives UsHaving established ourselves as the premier hospitality platform in the U.S., Toast is now setting its global ambitions. As a member of our International team, you'll play a vital role in developing core systems to introduce Toast to new markets. Join a high-impact engineering team that tackles complex technical challenges in a dynamic environment. We seek leaders who combine technical excellence with a strong product vision to facilitate ongoing growth for our team and platform.Daily ResponsibilitiesLead intricate projects in a collaborative, cross-functional environment.Manage backend services to support internationalization across both restaurant software and cloud solutions.Design, build, deploy, and maintain resilient and scalable systems that are crucial to our customers’ success.Refine our technical approach to data management in alignment with our international strategy.Guide and mentor team members, leading technical discussions and fostering best engineering practices.Work closely with pilot customers, occasionally on-site, to ensure successful implementation and operations.Champion best coding practices, raising standards for yourself, your team, and the company.Utilize cutting-edge AI tools to enhance development workflows, increase productivity, and contribute to a culture of innovation.

Join Toast, Inc. as a Staff Software Engineer in the FinTech sector, where you will be instrumental in building innovative financial solutions to empower businesses. We are looking for a skilled engineer with a passion for technology and a commitment to excellence. You'll collaborate with cross-functional teams to deliver robust software solutions that enhance our financial services platform.

This hybrid role is based in Dublin, Ireland (Full relocation provided). At Toast, we are dedicated to empowering restaurants and local businesses to thrive in a digital world. Our innovative technology solutions assist business owners in operating efficiently, boosting sales, engaging customers, and fostering employee satisfaction. Our Mission Toast is proud to be the leading hospitality platform in the United States, and we are now setting our sights on global expansion. As a member of our International team, you will help build the foundational systems necessary for launching Toast into new markets. Join our high-impact engineering team that takes ownership of solving complex technical challenges in a dynamic setting. We seek leaders who excel in technical capabilities while maintaining a strong product focus to foster continuous growth for both our team and platform. Your Role (Responsibilities) Lead intricate projects within a collaborative cross-functional environment. Coordinate our backend services to facilitate internationalization across both restaurant and cloud software. Design, build, deploy, and maintain robust and scalable systems that are essential for our customers’ success. Refine our technical strategies for data management to support our international initiatives. Provide mentorship and technical guidance to fellow team members, spearheading technical discussions and promoting best engineering practices. Engage directly with pilot customers (occasionally on-site) to ensure seamless delivery and operations. Champion best coding practices, elevating standards for yourself, your team, and the organization. Utilize cutting-edge AI tools to enhance your development workflow, boost productivity, and contribute to a culture of innovation and efficiency across the team.

The MongoDB Database Experience team is a dynamic and diverse group dedicated to enhancing user management of MongoDB at a global scale. We are focused on developing innovative tools for MongoDB Atlas, our rapidly growing database-as-a-service platform that enables users to deploy fault-tolerant, globally distributed MongoDB clusters in mere minutes. We are on the lookout for a Senior Software Engineer to become an integral part of our Developer Tools Team within the Database Experience department. This team is responsible for crafting tools that empower users to interact with their data and monitor the health and performance of their MongoDB deployments. Our work includes a variety of APIs and user-friendly interfaces, allowing MongoDB users to manage their stored data seamlessly, whether on desktop through MongoDB Compass or in the browser via Atlas Data Explorer. This position offers the flexibility to work from our Dublin office or remotely within Ireland.

About the CompanyAffinidi is a pioneering technology firm focused on revolutionizing data ownership. Our mission is to empower individuals and businesses with autonomy over their data, providing a holistic approach to identity management that prioritizes privacy and security.Our innovative technology facilitates decentralized digital identity solutions. We advocate for the fundamental right of everyone to own and control their data. Our commitment lies in building a trustworthy ecosystem for digital credentials, enabling secure data and service exchanges across various industries and borders.About the Role: We are seeking a solution-driven Senior Backend Engineer with proven experience in Rust. You will play a pivotal role in developing backend systems that underpin our decentralized identity solutions, contributing to a future where individuals have full control over their data.

Join Anthropic as a Staff Software Engineer specializing in Inference. In this pivotal role, you will lead projects that enhance our AI systems, contributing to the development of safe and alignable AI technologies. You will collaborate with a dynamic team of engineers and researchers, utilizing cutting-edge tools and methodologies to push the boundaries of AI capabilities.

Toast, Inc. is looking for a Staff Software Engineer to join the Team Agent group in Dublin. This role centers on building and improving software that directly impacts the customer experience. Collaboration is a key part of the work, with regular interaction across engineering and product teams to support Toast’s broader technical goals. Key responsibilities Design and develop software solutions for the Team Agent division Work alongside engineers, product managers, and other stakeholders to deliver features Create systems that address customer needs and align with business objectives Contribute to ongoing engineering projects and support team progress Location This position is based in Dublin.

Join Toast, a pioneering technology company dedicated to empowering the restaurant industry through innovative software solutions. As a Staff Software Engineer focused on international operations, you will play a crucial role in shaping our global product offerings. Your expertise will help enhance the performance and reliability of our platforms, ensuring that we meet the diverse needs of our international clients.

Join our dynamic team at Arista Networks, a leader in cloud networking solutions. We're seeking a talented Backend Software Engineer to contribute to our innovative CloudVision platform. In this role, you will develop and optimize backend systems that support our cutting-edge cloud technologies.