Overview As Lead Software Developer in Test, you shape the quality engineering strategy for Elekta’s radiation therapy systems. You drive modern test automation, champion shift-left quality, and ensure safety-critical software meets the h...Read More>>.

Overview As a Principal Analog IC Design Engineer, you will lead high-performance power-management blocks for portable consumer PMICs. You join a multi-site analog/mixed-signal team and collaborate with system architects to define end-to-en...Read More>>.

Overview As Principal Engineer, you will lead the delivery of complex engineering projects in underground structures and tunnels, ensuring quality, budget, and schedule adherence. You’ll steer technical development, establish design stand...Read More>>.

Overview In this role you will shape structural solutions for major UK transport and infrastructure projects, guiding technically robust analysis and design within a multidisciplinary team. You will influence safety, sustainability and whol...Read More>>.

Overview As a Senior Backend Engineer in Mobile, you shape the backend systems powering AI-driven product experiences. You’ll influence cross-team architecture, deliver scalable services, and ensure secure, reliable operations for mobile...Read More>>.

Overview As a highways delivery expert in the Leeds Roads team, you will support technical delivery and design coordination to ensure practical, buildable designs. You will collaborate with design teams, clients and delivery partners to app...Read More>>.

Overview In this role, you will lead hydraulic modelling initiatives to support flood risk assessment and urban drainage design for clients across the public, private, and international sectors. You will work in a cross-site Modelling team...Read More>>.

Overview As Lead Systems Analysis Engineer, you will guide electrohydraulic and electromechanical developments from concept to testing, driving technical strategy and cross-functional collaboration. You will shape verification and validatio...Read More>>.

Overview As a Principal Fire Engineer, you will lead fire safety design on major rail and road infrastructure projects, balancing innovative architecture with safety requirements. You will coordinate with Facades, Acoustics and Structures,...Read More>>.

Overview In this Principal Engineer (Tech Lead) role, you will shape and ship enterprise-grade systems within AKQA's London Tech team, balancing hands-on delivery with technical leadership. You’ll own architecture decisions for MACH-based...Read More>>.

Overview In this role you will act as the technical authority for MV/HV submarine cable design within the R&D team, leading development from concept to delivery. You will establish and apply design rules, standards, and documentation, while...Read More>>.

Overview In this role you will lead technical analyses and client engagements in the Thermal Sciences Practice, shaping failures investigations, risk mitigation, and product development. You’ll cultivate existing relationships, pursue new...Read More>>.

About Us Solirius Reply, part of the Reply Group, is a technology consultancy and digital transformation partner that helps organisations solve complex challenges through strategy, design, engineering, and delivery. We work clos...Read More>>.

Fin is the AI Customer Agent company on a mission to help businesses provide perfect customer experiences.Our AI Agent Fin is the highest-performing AI Customer Agent on the market today, enabling businesses to deliver impeccable, always...Read More>>.

Job DescriptionPrincipal Engineer required to carry out a lead role on projects within the Civil and Structural Design Discipline of CEL, our in-house multi-discipline engineering and design team who deliver design mainly across Costai...Read More>>.

Prattwhitney is seeking a Principal Software Engineer for a full-time position in Manchester with a hybrid working model. You will design and develop software solutions while mentoring junior team members within our cross-functional team.Th...Read More>>.

Cisco ThousandEyes is seeking engineering leaders to help evolve and ship scalable, reliable digital‑experience solutions. You will work with product and engineering teams to deploy features across the Cisco portfolio, leveraging AI to improve i...Read More>>.

The Applied Innovation (of AI) Engineering team is an elite machine learning group strategically located within the Chief Data Analytics Office (CDAO) Technology group of JP Morgan Chase. AI Engineering tackle business critical priorities using...Read More>>.

Hippo is a fast-growing digital consultancy delivering transformative digital solutions across public and private sectors in the UK. We seek a Principal Software Engineer to shape technical direction, lead multiple squads, and drive innovation acr...Read More>>.

Hippo is seeking a Principal Software Engineer to lead strategic technical direction across multiple squads and drive enterprise-scale software delivery. You will shape architectural roadmaps, coach senior engineers, and partner with executives to...Read More>>.

Gemba Advantage is seeking Senior and Principal Software Engineers to design and deliver secure, scalable cloud-native services in small teams. You will remain hands-on while guiding architecture and standards, mentoring peers, and collaborating w...Read More>>.

Answer Digital in Leeds seeks a Principal Software Engineer to shape engineering at scale, co-own capability strategy, and raise the technical bar across client engagements. You will lead strategy, standards, and delivery across multiple projects,...Read More>>.

What you’ll be doing: Designing and developing scalable Python-based cloud applications, APIs and microservices Working across Azure Functions, serverless, containers, APIM and cloud services Designing event-d...Read More>>.

Edinburgh or London (6 days in the office - per month) We are collaborating in sourcing a Principal Engineer for a large UK client. You will work from the Edinburgh or London offices, with 6 days per month working in the office, and...Read More>>.

Join us as a Principal EngineerThis is a challenging role that will see you design and engineer software with the customer or user experience as the primary objectiveYou'll actively contribute to our architecture, design and engineer...Read More>>.

Principal Engineer London or Edinburgh (6 days per month in the office) We are collaborating to source a Principal Engineer for a large UK client. You will work from the London or Edinburgh office, working in the...Read More>>.

Marks & Spencer Plc seeks a Principal Software Engineer to drive technical excellence across the Customer Platform and modernise mission-critical systems powering millions of customers and thousands of colleagues.You will lead across design...Read More>>.

Were currently recruiting 5 Principal Engineers Support Engineering (Training Services) to support a Submarine Programme. This is a predominantly remote/hybrid position, with occasional travel to site as required by the programme....Read More>>.

Sepura Limited is seeking a Principal Software Engineer to lead the architecture and performance of critical public safety systems. You will mentor teams, drive best practices, and shape the development lifecycle across C#/.NET platforms.Th...Read More>>.

Raytheon UK is recruiting a Principal Software Engineer to join our onsite teams in Manchester and Gloucester. You will contribute to secure, mission-critical software across defence programmes, working in a cross-functional team with DevSecOps at...Read More>>.

RTX Corporation in the United Kingdom is seeking a Principal Software Engineer to join our specialist teams based across Manchester, Gloucester, and London. You will deliver secure, mission-critical software across diverse programmes, collaboratin...Read More>>.

AVEVA in Cambridge, United Kingdom, is seeking a Principal Software Engineer to maintain and enhance desktop and cloud applications. You’ll join scrum teams focused on engineering disciplines, delivering modernisations of our extensive feature s...Read More>>.

Cure Talent are delighted to be partnered with an emerging wearable medical technology company at a defining stage of its growth. We are seeking a Principal Software Engineer to provide technical leadership across the software function, working cl...Read More>>.

The Very Group is seeking an experienced Senior/Principal Software Engineer to lead technical direction across squads. You’ll shape what we build and how, collaborating with Product Managers, Architects and Engineers to tackle scalable, cloud-na...Read More>>.

At the company, we are a team of innovators focused on optimizing business decision‑making through our leading AI‑infused scenario planning and analysis platform so our customers can outpace their competition and the market. What uni...Read More>>.

Principal Software Engineer: 6 Month Contract - West Midlands/HybridType: 6 Month ContractDay Rate: Market Rates (Outside IR35)Location: West Midlands/HybridStart: ASAPWe are seeking a Principal Software Engin...Read More>>.

Leonardo is seeking a Principal Software Engineer to drive pivotal technical work within our Integrated Sensors & Protection line. You will develop a new generation of features using innovative C/C++ software across defence projects, collaborating...Read More>>.

MHR is seeking a Principal Software Engineer to define strategy, influence architecture, and guide delivery in a modern SaaS environment. You will work across the organization to shape scalable systems using .NET and Azure, applying cloud-native d...Read More>>.

Tony Gee and Partners are seeking an experienced Associate or Principal Engineer who is authorised to act as Contractor Design Approval Engineer (CDAE) to strengthen our growing Transmission & Distribution capability.This is an exciting opp...Read More>>.