Top Software Engineer Jobs in Edinburgh

Build and maintain Ruby on Rails backend features for vulnerability management, including security dashboards, reports, and ingestion pipelines. Improve system performance, reliability, and scalability; collaborate across backend, frontend, product, design, and security teams; review code; address technical debt; and participate in on-call rotations. The role requires relational database experience, distributed-team collaboration, technical problem-solving, and contributions across the stack when needed.

Investigate and reverse-engineer software and cheats, perform static and dynamic analysis, develop and support anti-cheat measures and tooling, conduct root cause analysis, and collaborate with cross-functional teams to improve detection and remediation.

Build and maintain React-based Responsible Gaming tools and Java backend APIs and services for high-volume, reliable systems. Contribute across the full stack, including database-backed functionality, testing, monitoring, debugging, documentation, code reviews, and technical discussions. Collaborate with product, operations, and compliance stakeholders while learning about distributed systems, scalability, caching, and cloud infrastructure.

The Software Engineer will develop data pipelines, manage cloud infrastructure, and collaborate with AI scientists to enhance data acquisition for model training.

The Software Engineer for Platform will design and maintain robust APIs, collaborate on B2B solutions, and ensure backend architecture aligns with product strategy.

Join the International Accelerator full-stack team to design, build, and operate Direct-to-Consumer products across international markets. Break projects into tasks, collaborate with PM/design/analytics, build and monitor APIs and web apps, support on-call and availability, participate in hiring and team growth, and write clear, well-tested, maintainable code.

Develop and maintain the foundational React Native codebase for FanDuel’s Sportsbook application. Responsibilities include improving app launch and overall performance, building frameworks and shared components, maintaining tooling, solving cross-cutting technical challenges, participating in code reviews and continuous improvement, and supporting on-call incident response.

Set long-term technical strategy for backend identity systems, lead major distributed-system initiatives, ensure operational availability, establish engineering quality standards, collaborate cross-functionally, and mentor engineers. Build and launch highly available systems supporting international expansion, KYC verification, identity data management, decisioning, regulatory compliance, and global risk models.

Build and operate full-stack features for elastic.co using React, TypeScript, and backend services. Own deployment pipelines, performance monitoring, observability, security vulnerability remediation, production troubleshooting, code reviews, and on-call support in a globally distributed team.

Develop and scale software supporting Firefox’s build, test, and release pipelines. Improve developer experience through release automation, collaborate with distributed engineering teams, participate in code reviews, maintain existing tools and codebases, and respond to critical service outages during normal working hours.

Design and build distributed systems for a high-performance CI/CD execution platform. Responsibilities include orchestrating Supabase Branch lifecycle operations, provisioning ephemeral sandboxed environments on AWS, scheduling concurrent builds, optimizing pipelines through caching and artifact reuse, handling retries and failures, instrumenting observability, and developing configuration and infrastructure integrations. The role requires strong Go and TypeScript skills, cloud infrastructure experience, and a production operations mindset.

Designs and delivers scalable AI-centric software for offensive security, including agentic vulnerability detection, automated penetration testing, workflow optimization, and threat intelligence. Owns features from ideation through deployment and monitoring, contributes to architecture and testing, and collaborates across teams. Requires Python or Go, AI technologies, microservices, APIs, messaging, databases, Docker, Kubernetes, and cloud experience.

Design, develop, test, and maintain scalable software solutions and NICE CXone applications, scripts, workflows, and integrations. Troubleshoot production issues, perform root cause analysis, lead small to medium-sized projects, support CI/CD automation, provide technical guidance, and mentor junior engineers while maintaining security, quality, and reliability standards.

Build and own backend systems for card issuing, payments, reconciliation, double-entry accounting, webhooks, API versioning, and compliance workflows. Responsibilities include making architectural decisions, writing RFCs, delivering features from customer problem to production, monitoring and debugging live systems, improving engineering practices, and mentoring teammates. The role requires strong distributed systems and software fundamentals, functional programming or fintech expertise, and comfort working autonomously in a collaborative startup environment.

Build and maintain production-grade iOS applications using Swift and SwiftUI, integrating AI through backend APIs. Design reliable AI interaction patterns, optimize performance and memory, support concurrency and background tasks, capture user feedback, and collaborate with backend and machine learning engineers. Maintain App Store quality, monitor production issues, and deliver responsive, stable, and efficient user experiences.

The Software Engineer will develop and maintain software for products, focusing on state management patterns and API integrations while collaborating with teams.

Own end-to-end design, development, deployment, and support of CreatePay’s AWS-based PayFac and acquiring platform. Design resilient distributed, event-driven, serverless systems; build APIs and integrations with payment, KYC/KYB, fraud, and banking providers; develop data models and pipelines; and ensure secure, PCI-aware, observable infrastructure. Act as a technical partner to the CTO and de facto product owner, independently defining scope, validating third-party work, and applying AI and automation to improve delivery.

Design, develop, and deliver cloud and on‑premise video management software. Collaborate in agile teams, contribute to feature refinement, perform peer reviews, mentor engineers, and use test automation and CI/CD to ensure high-quality releases.

Join Avaloq's Web Banking team to design, build and maintain responsive Angular-based front-end applications and integrate them with Java microservices. Collaborate with UX, backend developers and analysts, participate in code reviews, optimize performance, support CI/CD pipelines, and contribute to Agile planning and delivery.

Join an 11-person founding team to build and improve a live multiplayer video game platform. Responsibilities may include creating games, developing gameplay systems and engine features, optimizing performance, building an in-game marketplace, improving partner integrations, and incorporating player feedback. The role spans software engineering, game design, UI/UX, and community engagement using a TypeScript-first stack with React, WebGL, and Node.js.

Develop high-quality, resilient software across Ubuntu and the open source stack, from Linux systems and firmware to cloud, containers, and desktop applications. Contribute to product roadmaps, user experience, code reviews, issue resolution, security, and enterprise requirements. Collaborate remotely with global engineering teams and the open source community, while building expertise in programming languages and Linux systems. Attend international company sprints twice yearly.

The Backend Software Engineer will develop and maintain backend systems for data processing related to coffee farming, utilizing Python and PostgreSQL. Responsibilities include feature development, problem-solving, and adapting systems to regulatory changes while ensuring system resilience.

Join Supabase as a Software Engineer to own the Terraform provider, improving reliability, driving technical strategy, and creating documentation for seamless IaC workflows.

Design, develop, and maintain scalable web applications using .NET backend and Angular/React frontend. Collaborate on requirements, implement RESTful APIs, optimize performance, debug, maintain documentation, support end-users, and work within CI/CD and DevOps workflows.

Design, develop, customize and integrate Microsoft Dynamics 365 CRM/CE solutions. Build entities, forms, workflows, plugins, reports and dashboards using CRM SDK, C#, JavaScript, ASP.NET and SQL. Troubleshoot issues, estimate implementation approaches, collaborate with stakeholders, document solutions, and mentor junior developers. Banking domain experience preferred.