Senior Software Engineer - Platform Operations

Join Wise as a Senior Software Engineer I, where you will play a crucial role in developing and enhancing our Acquiring Platform. As a backend engineer specializing in Java, you will collaborate with cross-functional teams to create reliable, scalable, and innovative software solutions that will help us deliver exceptional payment experiences to our users.

Join our team at Wise as a Senior Software Engineer I specializing in backend development with Java. In this role, you'll be a pivotal member of our Business Accounting Integrations and Reporting team. Your expertise will contribute to building robust features that enhance the user experience and streamline business processes.We are looking for a passionate engineer who is eager to tackle complex challenges and drive innovative solutions that impact our users. Collaborate with cross-functional teams to design, develop, and implement high-quality software solutions.

Join the Nevis TeamAt Nevis, we are revolutionizing wealth management with the world’s first AI-driven platform. In less than a year, we have successfully managed over $50 billion in assets and are aiming to reach $100 billion by year-end.With a robust backing from prominent investors, including Sequoia Capital, ICONIQ, and Ribbit, Nevis stands out as one of Europe’s most highly funded and rapidly growing Series A startups.Your RoleWe are seeking a talented Senior Software Engineer specializing in Backend Development to enhance our elite engineering team. You will be instrumental in designing and developing high-performance systems that drive Nevis’ AI-centric wealth management solutions.This role involves building a resilient backend architecture that supports our intelligent workflows, focusing on developing APIs, microservices, and data pipelines for managing substantial assets. Collaborating with engineers from leading fintech firms like Revolut, you will be at the cutting edge of technology and finance, creating scalable systems that prioritize reliability, performance, and thoughtful design.If you are passionate about working on innovative projects, thriving in a fast-paced environment, and taking ownership of your work from design through to deployment, you'll excel at Nevis.

Join our dynamic team at Wise as a Senior Software Engineer I focused on Investments, where you will leverage your expertise in Java to drive innovative solutions. You will collaborate with cross-functional teams to enhance our investment platform, ensuring scalability, performance, and security. Your contributions will directly impact our mission to make money transfers and investments seamless and accessible for everyone.

Join Capco as a Senior Backend Engineer specializing in Java and play a pivotal role in designing and implementing robust backend solutions that drive our innovative projects. You will collaborate with cross-functional teams to deliver high-quality software that meets our clients' needs. This is an exciting opportunity for seasoned professionals looking to make a significant impact in a dynamic environment.

Join Our Team as a Backend Software Engineer!Location: LondonAbout Us:We are a cutting-edge video platform designed for live, social, and mobile streaming. Our cloud-based solution simplifies the complexities of professional video production and distribution. We collaborate with leading broadcasters and rights holders such as Sky Sports, BT Sport, Eurosport, ITV, Turner, The Premier League, LaLiga, The FA, Buzzfeed, AELTC Wimbledon, GOAL.com, and more. Our platform seamlessly integrates with major social media channels including Facebook, Instagram, Periscope, Twitter, and YouTube, and we are proud to be a preferred global partner for Facebook Live.Utilizing Amazon Web Services as our primary hosting provider, we ensure that every product within our platform is architected for scalability and high availability, catering to a global clientele. Our cloud-based infrastructure empowers engineers to remain agile, providing them with the freedom to innovate without sacrificing reliability and development speed.We believe in cultivating talent by hiring bright graduate and junior engineers, integrating them into our dynamic culture, which is vital to our growth. From day one, you will be paired with a mentor who will guide you through daily technical queries and assist in your career progression, helping you to define your focus within our platform (video, data, front-end, architecture, streaming, etc.) through regular performance evaluations.Our commitment to your happiness and engagement is paramount. We encourage pushing our platform and team to leverage the latest technologies, providing you with a diverse set of responsibilities—from design and architecture to production support. This hands-on approach allows you to feel challenged and engaged, making a tangible impact.Our strategy has fostered an ideal environment for talent retention, with several of our senior engineers, including the current Product Owner and Lead Software Architect, having started as graduate engineers and evolved into key leaders within our organization.Being social is a core aspect of our culture. We enjoy bonding as a team and organize various activities to strengthen our camaraderie.If technology excites you, you’ll feel right at home with us!As a Backend Software Engineer, you will work on essential features of our flagship product, Studio. This may include developing automated clip creation services based on data analysis, improving our media transcoding services, or enhancing our live encoding platform.You'll be working with state-of-the-art technologies including Java, JavaScript, NoSQL, Serverless Architecture, Microservices, Auto Scaling/Auto Recovery, Kinesis, and Media Processing.

Become a Key Player at Pigment: The Revolutionary AI Business Planning PlatformPigment is a pioneering AI-driven platform designed to transform business planning and performance management, tailored for agility and scalability. We unite individuals, data, and workflows in one seamless and feature-rich solution, empowering diverse teams—from Finance to HR—to construct, modify, and synchronize strategic initiatives in real-time.Established in 2019, Pigment stands as one of the fastest-growing SaaS firms globally. Esteemed organizations such as Unilever, Snowflake, Siemens, and DPD leverage Pigment daily to make informed decisions and confidently navigate various scenarios.With over 500 team members across Paris, London, New York, San Francisco, and Toronto, we have secured nearly $400 million from leading investors and have been recognized as a Visionary in the 2024 Gartner® Magic Quadrant™ for Financial Planning Software.At Pigment, we embrace intelligent risks, celebrate innovative ideas, and challenge conventional thinking while collaborating as a unified team. If you are driven by creativity and eager to make a significant impact, we are excited to connect with you.Join Our Engineering TeamOur Engineering team plays a pivotal role in developing our SaaS platform, creating a comprehensive and user-centric product. Pigment engineers engage in the entire application development lifecycle, emphasizing design, coding, and maintaining a robust production platform. While specialization is encouraged, we promote a collaborative environment where backend and frontend roles intermingle.We prioritize user-centricity and practicality—selecting the most effective tools for the challenges we face while understanding the strengths and limitations of each technology.Our engineering culture thrives on curiosity, humility, trust, ownership, and teamwork.Our technology stack includes C# on .NET Core Linux, React, TypeScript, PostgreSQL, Google Cloud Platform, Docker, Kubernetes, Terraform, RabbitMQ, and Circle CI.Explore Our Tech Blog:If you're curious about technology and innovation, visit our blog for insights!

Become a Force for Good with Axon.At Axon, we are committed to the mission of Protecting Life. We tackle society's most urgent safety and justice challenges through our innovative devices and cloud-based software. Our collaborative spirit drives our success as we engage with diverse perspectives from our customers, communities, and each other.Working at Axon is fast-paced, fulfilling, and engaging. You will have the opportunity to take ownership and enact real change while growing in a mission-driven environment where your contributions are valued.Your ImpactAs a Senior Software Engineer within the Infrastructure Services team at Dedrone, you will be tasked with designing, building, and enhancing the core systems that support our developer platform and critical backend services. Your robust software engineering skills coupled with extensive infrastructure knowledge will ensure our platform remains scalable, reliable, and secure. This role transcends traditional infrastructure operations; you will create production-ready backend services, design cloud-native systems, and manage the CI/CD and runtime environments that underpin our product ecosystem. Your influence will shape engineering standards, enhance developer experiences, and steer architectural decisions across Dedrone’s product teams.What You’ll DoWork Location: This position is situated in our London office following a hybrid work model. We emphasize in-person collaboration, requiring team members to be on-site from Tuesday to Friday, with the flexibility for remote work on Mondays, unless a workplace accommodation is in place. We believe that connection drives innovation, and our in-office culture is crafted to promote meaningful teamwork, mentorship, and collective success.Reports to: Engineering Manager, Infrastructure ServicesBackend & Platform Service EngineeringDesign, construct, and sustain production-grade backend services (primarily using Java, Go, or Python) that facilitate deployment orchestration, internal APIs, and developer platform functionalities.Contribute to architectural decisions encompassing service boundaries, API design, persistence layers, scalability strategies, and fault tolerance.Enhance performance, reliability, and maintainability of platform services through rigorous testing practices and meticulous system design.Manage and evolve shared services governed by the Infrastructure Services team.CI/CD & Developer PlatformOwn, design, and refine CI/CD systems that support Dedrone’s distributed product ecosystem.

Join our dynamic team as a Senior Software Engineer specializing in Backend development. In this role, you will collaborate within our autonomous agile teams to craft the services that drive the Blacklane platform. Your contributions will enhance our back-office systems and address integration challenges for our business partners.Our Tech Environment: Our technology stack includes Ruby, Go, TypeScript, and Java, all structured using Domain-Driven Design (DDD). These services are deployed on Kubernetes and communicate via domain events using SQS and Kafka. We utilize a variety of data storage solutions including PostgreSQL, MySQL, Elasticsearch, Redis, and DynamoDB. Our cloud infrastructure is primarily based on AWS, with provisioning managed through Terraform.YOUR CHALLENGE:Address unique challenges to customize our products for specific markets.Maintain high standards through thorough test coverage, documentation, code reviews, and knowledge sharing.Dedicate time to optimizing performance, usability, and maintainability of the systems you oversee.Focus on personal development by acquiring new skills and technologies.Collaborate with a motivated, open-minded team committed to enhancing travel experiences for our guests.ABOUT YOU:You are proactive, curious, and a collaborative team player.You have at least 5 years of experience with two or more programming languages.You are proficient in at least one of the following languages: Ruby or Go.You possess knowledge of the HTTP protocol and have experience with REST APIs.You write high-quality, maintainable code and are familiar with the challenges of distributed systems.You are eager to learn more about event-driven architecture and domain-driven design.You have experience with Docker and containerized environments; knowledge of Kubernetes and Terraform is an advantage.

Join Multiverse as a Senior Software Engineer specializing in Platform Engineering. In this pivotal role, you will leverage your expertise to design, build, and enhance our platform, ensuring it meets the highest standards of performance and reliability. Collaborate with cross-functional teams to deliver robust solutions that drive the success of our innovative programs.

Join Contentful as a Senior Backend Engineer specializing in our cutting-edge AI Platform. In this pivotal role, you will architect and develop robust backend systems that support our innovative AI solutions. Collaborate with a dynamic team of engineers and data scientists to design scalable APIs and enhance our platform's capabilities.

About Us: At Breakroom (https://www.breakroom.cc), we are on a mission to create a more equitable world by ensuring every job is a good job. We are developing a community-driven rating system for jobs globally, providing essential information to empower individuals in their career advancements while assisting employers in fostering positive work environments.With over 3 million users comparing their jobs and more than 18,000 employers rated across the UK and the US, we are committed to building an inclusive and top-tier team. We welcome applicants from all backgrounds.Position OverviewAs we prepare to launch Breakroom in the US, we are expanding our engineering and product development team. We seek passionate individuals who want to be part of an early-stage team focused on scaling our operations in a new market. Your responsibilities will include:Designing, writing, deploying, and maintaining high-quality codeCreating internal tools and refining our processesProviding your technical expertise to influence product and team decisionsOur technology stack includes Elixir, using the Phoenix web framework, alongside Postgres, Redis, Google Pub/Sub, and Elasticsearch. While familiarity with Elixir/Phoenix is preferred, we are committed to supporting you in learning these technologies on the job.Work CultureWe adopt a lightweight agile methodology in product development, heavily relying on data for informed decision-making while prioritizing user experiences. Our team thrives on collaboration, working closely with designers, product managers, and fellow engineers. To facilitate this teamwork, we operate from our Spitalfields office in London on Tuesdays and Wednesdays. We release updates multiple times a day and encourage engineers to engage fully in the lifecycle of their projects.Key RequirementsTo excel in this role, you should:Be driven by our mission to create equitable workplacesPossess 5+ years of experience in web software developmentHave in-depth knowledge of backend programming languages, including Elixir, Ruby, Python, or Node.jsHave experience with full-stack web frameworks like Phoenix, Ruby on Rails, or DjangoHave a track record of developing complex features and servicesCommunicate complex technical ideas effectively across diverse teamsHave experience managing operations for high-traffic websitesWork well in cross-functional teamsBe available to support Breakroom during off-hours as neededPreferred Qualifications:Experience working on consumer-facing applications

Backend Platform EngineerWe are looking for a talented Platform Engineer to join our elite team at mlabs, a pioneering software development firm leading the charge in the fintech and digital asset industries. Our organization is a major contributor to one of the world's largest and most dynamic crypto social networks, having generated upwards of $600 million in revenue since early 2024. At the crossroads of high-scale social coordination and decentralized finance, we are committed to revolutionizing the future infrastructure.This role is crucial to maintaining the security, scalability, and integrity of our platform, which is attracting global attention. The ideal candidate will enhance our backend engineering and infrastructure security, executing robust controls across a complex cloud and blockchain ecosystem.Key Responsibilities:Pipeline Security: Develop and maintain a secure CI/CD pipeline, integrating automated security checks throughout the development lifecycle.Infrastructure as Code (IaC): Design and implement infrastructure following IaC principles while adhering to security best practices.Security Automation: Automate security scanning and monitoring of our cloud and blockchain infrastructure for real-time threat detection and mitigation.Container Security: Establish and manage advanced security protocols for high-throughput containerized environments.Observability & Metrics: Create and sustain comprehensive security dashboards to monitor and report on our security posture.Cross-Functional Collaboration: Work alongside development teams to address security issues and enhance code-level security standards.Secrets & Key Management: Design and implement sophisticated solutions for secrets management and cryptographic key handling.Configuration Baselines: Set and enforce secure configuration baselines across our entire cloud infrastructure.

Join our dynamic Data Processing Product Area at Spotify, where we create innovative platforms and tools that transform the way we process, manage, and leverage data on a massive scale. Our team empowers various departments within Spotify to tackle intricate data challenges with assurance. We emphasize enhancing efficiency, quality, and innovation, enabling engineers and data professionals to accelerate their work while ensuring reliability and cost-effectiveness.

Role Overview Spotify is looking for a Backend Engineer to join the Data Platform team in London. This position focuses on building and improving the backend systems that power Spotify’s data processing and analytics. The work supports a seamless experience for millions of listeners around the globe. What You Will Do Develop and maintain scalable backend systems for data processing and analytics. Work closely with cross-functional teams to optimize Spotify’s data infrastructure. Help ensure high availability and strong performance across backend services. About the Team The engineering team at Spotify values collaboration and technical excellence. The Data Platform group plays a key role in supporting the company’s ability to deliver music and insights at scale.

Wheely provides premium transportation services in major cities across Europe, the US, and the Middle East. The company supports over 100,000 active riders and 1,200 corporate clients, combining advanced technology with professional chauffeuring. With $43M in funding and annual revenue exceeding $100M, Wheely continues to grow, recently expanding into New York City. Role overview The Senior Backend Engineer, Platform, joins a team responsible for building and maintaining the foundational systems that power Wheely’s engineering organization. This group develops shared tools, manages significant migrations (such as moving away from a Ruby monolith), and works to strengthen the company’s infrastructure. The team emphasizes lightweight frameworks and clean, maintainable code, relying on practices like Test-Driven Development (TDD), Domain-Driven Design (DDD), and continuous integration and delivery. Technology stack Go (Golang) as the primary language Ruby monolith (legacy, currently being migrated away from) PostgreSQL and MongoDB for databases RabbitMQ and Redis for messaging and caching gRPC and Thrift for APIs and protocols AWS, Kubernetes, and Terraform for cloud and infrastructure Interview process Initial recruiter screening Algorithm assessments Live coding exercises Systems design discussions For senior candidates, a structured review of previous experience and achievements Wheely seeks engineers who care about their craft and want to contribute to the platform as the company continues to grow.

Join our dynamic team at PhysicsX as a Senior Software Engineer specializing in Platform Runtime. In this pivotal role, you will lead the design and implementation of our software platform, ensuring high performance and scalability. Collaborate with cross-functional teams to create innovative solutions that drive the future of technology.

At Zaizi, we are on the lookout for a highly skilled Senior Backend Software Developer who possesses exceptional technical expertise and a genuine enthusiasm for enhancing user experience and outcomes. In this role, you will take ownership of your deliverables while also collaborating with a multidisciplinary team to foster innovation and share creative ideas.Our work environment is inclusive, modern, friendly, and democratic, where we value bright, positive-thinking individuals with a proactive mindset. If you thrive on challenges and aspire to excel in your field, you will find a perfect fit with our team!

Please note that this position necessitates relocation to our Milan office.About SatispaySatispay is on a mission to transform the way people manage everyday payments, making them straightforward, equitable, and accessible for all. Our vision has evolved to redefine the future of financial transactions.We are a dynamic movement empowering millions, driven by a collective mission to address significant challenges. Our approach is swift, courageous, and collaborative, fostering an environment where innovation thrives.Joining the Core Team means engaging with essential systems that manage interactions with external banks, orchestrate payments, and create the foundational infrastructure for Identity and Access Management (IAM). This team also oversees critical risk management functions, including credit risk assessment and fraud detection.If you’re eager to craft impactful solutions that serve as the bedrock for our product teams, you’ve found the right place.Your RoleAs a Senior Backend Software Engineer within the Core Team, you will be pivotal in developing the backbone of our payment platform. You will ensure the technical excellence and timely delivery of complex systems that influence multiple services and product teams throughout the organization.Your daily responsibilities will include:Engineering Core Platform Domains: You will help design and evolve our most sensitive systems including the Transaction Ledger, IAM, and Payment Orchestration, ensuring they remain high-performing, scalable, and functional for product team integration.Scaling Risk & Financial Engines: You will optimize and develop services dedicated to bank integrations, credit risk, and real-time fraud detection, constructing robust logic to safeguard our financial ecosystem.Cross-Team Technical Leadership: You will lead technical analyses for projects that span multiple services, facilitating discussions and producing comprehensive documentation (Smart Papers) to ensure clarity and robustness in your designs.Collaborative Development: Engage actively with product teams to refine requirements and enhance the overall system architecture.