Principal Software EngineerSalary to £80k, poss higher for their ‘Unicorn' candidateRole can be based remotely, as long as you can occasionally travel to London...Read More>>.

Principal Electronics & Software Product EngineerLocation: Cambridge, CambridgeshireAn exciting opportunity has arisen for a Principal Electronics & Software Product Engineer to join a specialist product design consultancy focused on...Read More>>.

Job Title: Principal Embedded Software Engineer Location: Newcastle-Upon-Tyne, Hybrid (3/2) Salary: £60-70K + bonus We're looking for an experienced Principal Embedded Softwa...Read More>>.

Software Engineer (Principal & Senior) - Active SC, DV ClearableLocation: Remote whilst SC, Cheltenham 4 days on-site once DVSalary: Lead, £90,000 - £100,000 / Principal, £...Read More>>.

Overview As a Principal Cybersecurity Engineer you will advance data-driven security capabilities at scale, blending deep cyber expertise with hands-on software engineering. You will tackle complex challenges in threat detection, anomaly id...Read More>>.

Overview In this Senior Software Engineer role, you will translate ambiguous business problems into robust, production-grade solutions within Civica’s public-sector software portfolio. You’ll work across legacy systems and greenfield pr...Read More>>.

Overview As a Principal Software Architect, you will define the technical vision for SPX’s evolving software ecosystem and align hardware, firmware, cloud, and applications toward a coherent, scalable architecture. You’ll lead architect...Read More>>.

Overview As Principal Test Engineer in our Clinical Software Development group, you guide testing, verification, and validation of software and integrated clinical systems. You’ll collaborate with cross-functional teams to ensure reliabil...Read More>>.

Overview In this role you will design and maintain high-performance Python applications for production, focusing on scalable data processing. You will work within a team to optimise CPU, memory, and I/O performance in a production-focused e...Read More>>.

Overview In this Senior Software Engineer role within AECOM’s AI Engineering team, you build production software powering AI-driven engineering products that shape infrastructure. You collaborate across backend, platform, and ML domains t...Read More>>.

Overview As Principal AI Lead, you define the AI strategy and architecture for the Infor MES platform and the Manufacturing portfolio. You translate platform AI investments into scalable, secure manufacturing solutions and collaborate acros...Read More>>.

Overview In this Senior Software Engineer role, you will contribute to Tripadvisor’s Experiences Engineering team, primarily on backend work with occasional frontend tasks. You’ll join a fast-growing, remote-first team shipping code to...Read More>>.

Overview In this role you will design, build, and operate scalable database platform services powering OCI workloads. You will transform operational knowledge into software, creating automation and self-healing capabilities to boost reliabi...Read More>>.

Overview In this principal-level, individual-contributor role, you will shape Waters’ LCMS clinical and diagnostic software platforms and lead technical directions in regulated product development. You’ll influence architecture, enginee...Read More>>.

Overview In this role you lead the design and implementation of a critical data platform. You work autonomously within a senior team to translate complex needs into robust software and data solutions, guiding what should be built. You contr...Read More>>.

Overview In this role you will own critical surfaces of FlexONE, our integrated Order Management and Execution Management System. You will drive end-to-end development across a Scala/Play backend and a React/AG-Grid frontend, with gRPC inte...Read More>>.

Overview In this role you shape the architecture of Arm’s AI software portfolio and how apps/frameworks connect to AI acceleration hardware. You collaborate across hardware and software, guiding designs and technical decisions with senior...Read More>>.

Overview As Principal AI Lead, you define the AI strategy and architecture for the Infor MES platform and Manufacturing portfolio, aligning AI investments with customer value and enterprise-grade security. You shape scalable, secure AI-enab...Read More>>.

Overview In this role you will develop applications using Node.js and React, with a focus on deploying to AWS-hosted environments. You will work with containerisation (Kubernetes and Docker) and build or consume APIs with GraphQL. The compa...Read More>>.

Overview In this role you drive the design and delivery of cloud software as a principal engineer, shaping platform capabilities that support a data-oriented pipeline with global sustainability impact. You will lead architectural decisions,...Read More>>.

Overview In this role you will design and develop software for advanced test equipment used to verify world-leading defence systems. You will work with multidisciplinary teams to deliver robust test solutions that support sophisticated tech...Read More>>.

Overview Senior engineer at Axon London, shaping product architecture in an AI-first, cloud-native environment. You collaborate with product and design teams to deliver scalable, high-availability solutions while mentoring others in AI-enab...Read More>>.

Overview In this role you will join the Workflows Engineering team to shape and implement the technical strategy for a set of FX engineering products. You will translate business requirements into robust software solutions and guide deliver...Read More>>.

Overview In this role you will design and implement software for embedded devices powering CesiumAstro products, spanning from concept to production. You will work on Linux-based SBCs and high-reliability microcontroller systems, collaborat...Read More>>.

Overview In this role you lead cross-team platform initiatives to standardize interoperable runtimes and middleware at scale. You drive observability, resilience, and rollout strategies across multiple services, and create guides that boost...Read More>>.

Overview In this role you join a Europe-based startup aiming to transform its industry with a world-changing SaaS product. You work directly with senior engineers in a hands-on, startup environment to ship the product to market. The team va...Read More>>.

Overview As a Senior Software Engineer at SailPoint, you will design, build, and deploy robust full‑stack microservices for the Policy Engine, enabling real‑time and batch identity decisions at scale. You will work with cross‑function...Read More>>.

Overview In this role you will work on a scaling, mission-driven consumer app, balancing fast delivery with solid architecture. You’ll join a small, high-ownership engineering team backed by a major international organisation, offering st...Read More>>.

Overview As a Senior Software Engineer in the Digital Excellence Centre UK, you help design, build, and support secure, maintainable software products for global projects. You will influence technical direction and engineering standards wit...Read More>>.

Overview In this Senior Backend Engineer role, you will design and deliver scalable backend solutions that underpin Gymshark’s global growth. You’ll work within a cross-functional Tech team to build customer-facing and internal services...Read More>>.

Overview As an AI-first Senior Software Engineer, you design and maintain AWS-native systems, blending core software engineering with cloud, data engineering, and AI capabilities. You will steer architectural decisions, deliver production-g...Read More>>.

Overview In this role you will help build and scale Capital on Tap's credit card and payment products for small businesses. You will own the SDLC, develop robust back-end services in .NET and create polished front-ends with React. You will...Read More>>.

Overview As Senior Software Engineer, you will design and own major areas of the desktop platform built on Electron and Chromium to support Autodesk web applications. You will drive architecture decisions, secure boundaries between hosted w...Read More>>.

Overview In this role you will help build and extend data pipelines and event streaming for the largest equities exchange in Europe, plus trade reporting platforms. You’ll lead cross-system projects and mentor developers while maintaining...Read More>>.

Overview As Principal Software Architect, you will drive innovation and shape the connected software ecosystem across cloud, desktop, firmware and mobile platforms. You will modernise legacy systems, improve architectural consistency, and s...Read More>>.

Overview In this role you will lead embedded software for Dyson’s power electronics systems, shaping motor drives, power conversion and battery management in a multidisciplinary lab setting. You will prototype, evaluate and optimize softw...Read More>>.

Overview In this role, you lead the design and delivery of AVEVA CONNECT Core Services on Microsoft Azure, shaping secure, scalable cloud platform capabilities. You will partner with architects, product teams and engineers to translate tech...Read More>>.

Overview As a Principal Embedded Software Engineer in Bristol, you will lead architecture, design, and implementation of safety‑critical embedded software. You’ll mentor junior engineers and drive high-quality, compliant software in pro...Read More>>.

Overview In this AI Transformation role, you design and ship AI-powered applications and workflows that reshape how Microsoft Frontier Company operates. You work in small, multidisciplinary teams to move from prototype to production using A...Read More>>.

This job is with HP, an inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly.Principal Security Software EngineerDescriptio...Read More>>.