NewDay

EngineerApplylocations: Londontime type: Full timeposted on: Posted 6 Days Agotime left to apply: End Date: July 3, 2026 (10 days left to apply)job requisition id: JR0614 Why this opportunity is unique At NewDay Cards Ltd, we are on an ambitious mission to redefine the future of financial technology. As a Senior .Net Engineer, you will be an integral part of a dynamic team that is dedicated to delivering ground breaking and flawless solutions.Here, you have the opportunity to work in a collaborative, inclusive environment that values your expertise and encourages continuous innovation. Join us on this journey to compete at the highest level and successfully implement modern technologies! How you'll contribute Collaborate with engineers to build and deliver new platform capabilities. Engage in hands-on programming, including coding, pair programming, and testing. Participate in regular scrum ceremonies, contributing to the agile development process. Work closely with the technical lead to build out Stratus Capabilities for other teams to leverage. Implement Continuous Delivery practices to ensure fast and high-quality code deployment. Leverage AI tools (e.g. GitHub Copilot) thoughtfully to improve efficiency and code quality Key Skills & Responsibilities Proficiency in crafting modern .NET applications using C# 12+ (including .NET 8+ and NuGet). Expertise in crafting robust HTTP APIs with tools such as ASP.NET MVC, Web API, Carter, or Nancy. Experience navigating Platform-as-a-Service (PaaS) cloud environments. Proven experience with Event-Driven Architecture, designing systems that react in real-time. Experience with DevOps practices, including building and maintaining CI/CD pipelines (e.g. GitHub Actions, Octopus) Knowledge of Event-Sourced Systems, building architectures that track every state change. Ability to thrive in autonomous, agile environments where daily innovation is the norm. Preferred Skills and Experience Proven experience with Event-Driven Architecture, designing systems that react in real-time. Knowledge of Event-Sourced Systems, building architectures that track every state change. Experience working with distributed, scalable database solutions. Familiarity with Event Sourced architectures. Your Impact By joining NewDay Cards Ltd, you will contribute significantly to delivering top-tier financial solutions. You will be involved in crafting the future of our technology stack and promoting success through collaboration and innovation. You will work on demanding projects that call for creativity and technical skill, keeping us competitive.Submit your application today to become a member of a team that recognizes your efforts and fosters your professional advancement. We look forward to discovering how you can contribute to accomplishing our ambitious aims and making a difference! NewDay, we value all types of diversity. We're an equal opportunity employer and believe that our differences create a vibrant, authentic working culture. We want all our colleagues to feel able to bring their whole selves to work. We don't discriminate on the basis of protected characteristics or identities. We make sure that every job is crafted to be inclusive and that people with disabilities or caring responsibilities can take part in the application and interview process.Tell us if you need accommodations: We'll put reasonable adjustments in place to support you.We work with Textio to make our job design and hiring inclusive.

NewDay Cards Ltd in London is seeking a Senior .NET Engineer to join a collaborative team and help redefine fintech platforms. You will write modern C# 12+ code, build robust HTTP APIs with ASP.NET MVC/Web API, and collaborate with a cross-functional team in a fast-paced agile environment. You will own hands-on development, contribute to CI/CD pipelines, adopt DevOps practices, and leverage Event-Driven Architecture and Event Sourced patterns.

Senior Site Reliability EngineerApplylocations: Londontime type: Full timeposted on: Posted Todaytime left to apply: End Date: July 26, 2026 (18 days left to apply)job requisition id: JR0648 Mission Statement & Summary As a Senior Site Reliability Engineer, you'll sit at the intersection of software engineering and operations, driving reliability, performance, automation, and resilience across our technology estate.This is an opportunity to shape the future of our platform rather than simply maintain it. You'll work alongside talented engineers, influence technical direction, and champion modern reliability practices that enable teams to move faster with confidence. If you're passionate about solving complex problems, eliminating toil through automation, and creating systems that are resilient by design, we'd love to hear from you. How you'll contribute Lead initiatives that improve platform reliability, scalability, and operational excellence. Design and deliver automation solutions that reduce manual effort and accelerate engineering teams. Develop observability capabilities, enabling proactive monitoring and faster incident resolution. You will facilitate incident management, driving root cause analysis and continuous improvement. You'll collaborate with engineering teams to embed reliability, resilience, and performance into every stage of delivery. We're looking for these essential skills Software engineering and design experience (preferably Typescript or .net/C#), to build and improve production systems, apply solid design principles, and contribute directly to codebases to deliver reliable, scalable, and maintainable services. The ability to automate infrastructure, operational processes, and deployments using modern engineering practices. Experience building effective observability solutions, including monitoring, logging, alerting, and tracing. Strong problem-solving skills with the ability to diagnose and resolve complex production issues. The ability to influence technical decisions and collaborate effectively across engineering and business teams. It's a plus if you also have these skills Experience operating Kubernetes-based platforms at scale. Knowledge of Infrastructure as Code tools and cloud platform services. Experience implementing Site Reliability Engineering principles, including SLOs, SLIs, and error budgets. Familiarity with security, compliance, and resilience best practices within cloud environments. Experience mentoring engineers and helping teams adopt modern operational and reliability practices.At NewDay, we value all types of diversity. We're an equal opportunity employer and believe that our differences create a vibrant, authentic working culture. We want all our colleagues to feel able to bring their whole selves to work. We don't discriminate on the basis of protected characteristics or identities. We make sure that every job is crafted to be inclusive and that people with disabilities or caring responsibilities can take part in the application and interview process.Tell us if you need accommodations: We'll put reasonable adjustments in place to support you.We work with Textio to make our job design and hiring inclusive.PermanentSenior SRE role profile.docx