Top Software Engineer Jobs in Edinburgh

Lead the development of native Windows desktop applications, ensuring performance, accessibility, and maintainability while collaborating with cross-functional teams.

Build and maintain scalable, high-performance React/Next.js TypeScript frontends for engineering workflows. Implement reusable UI components, integrate with REST APIs and modern authentication, improve responsiveness and accessibility, lead frontend architecture, and collaborate with UX, product, and backend teams to ensure code quality and CI/CD practices.

Work as part of an agile team to design, develop, document and test frontend features for a mission-critical call-taking and dispatch platform. Build high-quality JavaScript/React/TypeScript user interfaces, collaborate with product and test engineers, follow modern development practices (SOLID, Git, pull requests), and support an expansion product while occasionally travelling to UK offices.

Join Uncountable's Implementations Engineering team to build software that integrates R&D lab instruments with their platform, working closely with customers and developing automated data pipelines.

Lead development and delivery of power system solutions, including WAMS and control products, customer-facing consulting, model-based and measurement-based analysis, technical support for sales, and publication of technical reports. Up to 25% travel for customer interaction and project meetings.

Develop high-performance, cross-platform spatial analysis and visualization components using modern C++ and GPGPU technologies. Design, implement, test, profile, and debug software; collaborate in agile teams; and find and fix bugs and performance issues for mobile and desktop mapping SDKs.

The Software Engineer will design, develop, and support the MEMX Trading system software, focusing on production support during US evening hours.

Lead and grow a high-performing full-stack engineering team to deliver unified web customer experiences. Mentor engineers, enforce engineering best practices, collaborate with product and delivery teams, and drive solution quality across React/.NET applications while supporting learning and professional development.

Build and own end-to-end backend systems for forecasting and agentic LLM research: design, deploy, monitor, debug, and harden features and pipelines (benchmarks, agents, production services). Prototype quickly, work with LLM APIs and coding agents, and collaborate with researchers to improve evaluation and forecasting tools.

As a Senior Software Engineer, you will enhance Speechify's Core Experiences by optimizing APIs, designing systems, and collaborating cross-functionally to deliver user-centric solutions.

As a Frontend Engineer, you'll craft user interfaces, write engineering requirement documents, build test suites, and integrate analytics for product success.

As a Backend Engineer, you will design scalable APIs, create Engineering Requirement Documents, and build test suites for product analytics and performance.

As a Frontend Software Engineer at Twilio, you will design, develop, and deploy new features for the Twilio Console platform, manage code through GitHub, and collaborate within a SCRUM team to improve the platform's capabilities while maintaining high engineering standards.

Lead design and implementation of scalable AI-centric systems for offensive security, develop agentic AI capabilities (LLMs, RAG), own feature lifecycle to production, mentor engineers, run design reviews, and integrate AI into microservice architectures with cloud, container, and messaging technologies.

Build and ship native Android features in Kotlin for an AI-enabled neobank. Design clean mobile flows for payments, insurance and financial services, integrate backend APIs, improve performance and reliability, use analytics and on-device ML (TensorFlow Lite) to enhance user journeys, and collaborate with product and design.

Responsible for building scalable distributed systems, mentoring teammates, innovating on technical solutions, and improving team processes. Requires expertise in backend languages, especially Golang and Typescript.

Build and maintain scalable, reliable agentic AI systems for biomedical research, integrating LLMs, tool-calling, and data platforms. Drive technical decisions, optimize analytical workflows, deploy agents on the data platform, mentor teammates, and participate in on-call rotation to ensure performance, security, and continuous improvement.

The Senior Software Cybersecurity Engineer analyzes software for security, performs threat modeling, leads security efforts, mentors teams, and integrates security throughout the development lifecycle.

As a Senior Staff Engineer at FanDuel, you will lead technical strategies for the Core Marketing Platforms, mentor engineers, and ensure system stability while driving architectural excellence.

Lead end-to-end implementation of complex features, partner with Product and Design, mentor engineers, own quality and operability (CI/CD, testing, observability), make pragmatic architectural decisions, and apply AI tooling across the SDLC to improve productivity and product outcomes.

Join Canonical as a graduate software engineer to write high-quality code across the open source stack, work on Linux system-level and application projects, engage with communities, respond to customer issues, and develop security-aware software while collaborating remotely and attending biannual in-person team sprints.

Analyze and optimize ClickHouse database performance, develop performance tests, support engineering teams, collaborate with core teams, and engage with the open-source community.

The Senior Software Engineer will architect and develop the Solver network, ensuring performance, collaborating with teams, and leading engineering standards.

Join Reedsy to develop and improve a collaborative word processor, adding features and ensuring performance and security for users.

Work hands-on in a large, mature C++ (Windows/MFC) codebase to own and modernize features and subsystems, refactor legacy components, optimize performance-sensitive spectral algorithms, and collaborate with engineers and domain experts to ensure correctness, maintainability, and backward compatibility.