Top Software Engineer Jobs in Edinburgh

The Sr. Software Engineer (FE) will lead the development of scalable frontend applications using React. Responsibilities include systems design, testing strategy, performance optimization, AI integration, and mentoring.

Work on YDB distributed storage and database systems to maximize performance on modern and legacy hardware (NVMe, HDD, DPUs). Reengineer components for low-latency, high-throughput workloads, profile and debug production systems, and design resilient distributed storage primitives. Collaborate on incident resolution and production deployments to support Nebius cloud services.

Build and maintain a distributed, fault-tolerant, high-performance block and filesystem storage system. Work on virtualization (virtio-blk, virtio-fs, QEMU, vhost-user), high-throughput VM-to-storage networking (TCP, RoCEv2/RDMA), and core storage features like replication, consensus, self-healing, and data migration. Debug and optimize performance-critical I/O paths while writing reliable, maintainable code in a collaborative team environment.

The Senior Software Engineer will develop features for Phantom's web platforms, lead new product initiatives, interface with users, and contribute to team culture.

Design, deploy, and maintain scalable cloud infrastructure for ClickHouse. Collaborate with teams to enhance performance, reliability, and security of services.

Lead analysis and resolution of system performance issues across Akamai's distributed Linux platform. Design and implement scalable software and tools for performance detection, mentor engineers, and collaborate across teams to deploy efficient solutions.

Design, develop, and maintain components of the LNIP intelligence core platform, including a semantic search API and internal data curation tool. Implement secure coding standards, unit testing, code reviews, and cloud deployments. Use agentic development tools responsibly and work with complex data models, vector embeddings, SQL and PySpark to support intelligent software systems.

Lead design, implementation, and end-to-end delivery of high-quality web features. Build and operate cloud-native services, write and review well-tested code, use observability and metrics, reduce technical debt, and align implementations with team architecture and scalability needs.

Lead full lifecycle delivery of cloud-based web features: design, build, test, release, and operate reliable, scalable systems. Own technical direction, convert ambiguous problems into plans, reduce technical debt, and use observability and metrics to ensure performance and health.

Lead design and implementation of search relevance and vector search features in Elasticsearch. Improve Lucene integration, invent or implement algorithms/data structures, fix complex bugs, write idiomatic modern Java, collaborate with a distributed engineering team, engage with open-source community and triage pull requests.

The Lead Software Engineer will oversee development in abuse and fraud prevention, lead teams, design systems, and ensure high-quality outcomes.

The Staff Software Engineer will design and manage end-to-end data pipelines, ensuring data quality and governance while collaborating across Java and Python systems, including event schema design and AI tooling.

As a Software Engineer at Euphoric, you'll develop AI-driven features, collaborate across the tech stack, maintain quality code, and contribute to an innovative benefits platform.

The Software Engineer will focus on AI-native engineering practices, build innovative interfaces for software delivery, ensure system reliability, and have a strong backend expertise, particularly in Go, with a production mindset.

Build and launch backend features and services using Python/Flask and other technologies, own projects end-to-end, identify high-impact improvements, collaborate with product and design, ensure quality, testing, monitoring, and production reliability for services at scale.

Lead and execute manual and automated testing for web, API, desktop, and mobile products. Build and maintain automated test suites, create test plans and cases, document and track defects, collaborate with Agile teams, improve testing processes and frameworks, and mentor junior QA engineers.

As a Senior Software Engineer, you will design, build, and maintain scalable software solutions using Node.js and TypeScript, while mentoring junior engineers and ensuring product reliability.

Design, build, and evolve backend-focused experimentation platform services, APIs, automation, and developer tooling. Set technical direction, champion a self-service model, ensure production readiness (observability, resilience), partner with product and engineering teams, mentor engineers, and document APIs and operational processes.

Design, build and evolve backend-focused experimentation platform capabilities (APIs, services, automation, developer tooling). Set technical direction and standards, enable a self-service model, partner with product and engineering teams, mentor engineers, and ensure production readiness with observability, resilience, and clear documentation.

Lead design, build, and operate high-quality cloud software for the Customer Data Platform. Own technical delivery end-to-end, mentor engineers, support on-call, improve observability, testing, security, and collaborate with Product, Design and adjacent teams to deliver scalable solutions.

Lead design, build, test, and operate cloud-based services for the Customer Data Platform. Deliver complex features end-to-end, improve code quality, support on-call operations, mentor engineers, collaborate with Product/Design, and drive reliability, observability, and secure engineering practices.

Lead design and implementation of high-performance agent runtimes, backend services, and self-hosted model/agent infrastructure. Build low-latency execution systems, real-time data pipelines, telemetry loops, CI/CD for zero-downtime deployments, and ensure fleet reliability on AWS/EKS.

Design, build, and maintain automated acceptance and end-to-end test frameworks within an agile team. Collaborate with developers and analysts to define requirements and edge cases, perform exploratory testing, and validate resiliency and failure scenarios to ensure high-quality continuous delivery.

Develop and maintain bespoke web applications and services for a SaaS financial-advice platform using TypeScript/React/Node.js. Work within an Agile team to build service-oriented components, integrate REST APIs, follow best-practice for software quality and security, and share team ownership and status reporting.

Build and maintain high-throughput, reliable database integrations to replicate data into ClickHouse. Debug production issues, improve observability and reliability, participate on-call, collaborate with customers and cross-functional teams, and influence product roadmap.