Overview In this Technical Lead role, you act as the engineering leader for a cross-functional squad, balancing hands-on development with influence-driven leadership. You shape technical direction, drive quality strategies, and collaborate...Read More>>.

Overview In this Principal Software Engineer role, you will shape the multi-year platform engineering roadmap and architectural strategy to deliver scalable, secure infrastructure for customer-focused fintech products. You’ll mentor engin...Read More>>.

Overview In this AI/ML-focused software engineering role, you will contribute to cutting-edge defence and aerospace software by applying AI/ML techniques to deployable solutions. You’ll collaborate with systems engineers on research proje...Read More>>.

Overview Founding engineer role in Pearson's Enterprise Innovation team, shaping early AI-driven innovation initiatives with internal and external partners. You lead design and delivery of advanced AI solutions, assess feasibility, and driv...Read More>>.

Overview In this role you lead the design and delivery of scalable, secure Salesforce solutions for a global asset management platform. You will drive engineering standards, complex integrations, and DevOps maturity while mentoring engineer...Read More>>.

Overview As Principal Software Engineer, you will lead the design and delivery of governance-by-design platforms and libraries for secure, compliant identity solutions across the enterprise. You will drive AI-enabled, scalable patterns with...Read More>>.

Overview In this role you will define, lead, and contribute to the evolution of core search and indexing capabilities within Elasticsearch. You will research advances in search infrastructure and work with partners to shape the long-term te...Read More>>.

Overview As a Principal Software Engineer in the M&S Software Engineering team, you will shape the modernization of mission-critical systems powering warehouse operations. You’ll influence technology and product strategy while collaborati...Read More>>.

Overview In this Principal Software Engineer role, you will lead high-impact engineering work for Accenture’s Software & Platform Engineering team in Manchester with ad hoc UK travel. You’ll steer client delivery, balancing hands-on tec...Read More>>.

Overview In this Staff Engineer role, you lead quality assurance and validation for Arm Neoverse-based platform software and firmware, spanning pre-silicon to production. You drive end-to-end testing, define validation strategies, and eleva...Read More>>.

Overview In this role you will provide technical leadership for shared software components across Elekta’s product portfolio. You will guide architectural direction, ensure secure and scalable solutions, and advance engineering practices....Read More>>.

Overview In this role you will lead the integration of Arm graphics and compute technologies into game engines and production workflows. You’ll work across Unreal Engine and other engines, prototype options, and guide reusable implementat...Read More>>.

Bring more to life. At IDBS, one of Danaher’s 15+ operating companies, our work saves lives—and we’re all united by a shared commitment to innovate for tangible impact. IDBS helps BioPharma organizations unlock the po...Read More>>.

About Fastmarkets Fastmarkets is an industry‑leading price‑reporting agency (PRA) and information provider for global commodities, offering price data, news, analytics and events for agriculture, forest products, metals and mining,...Read More>>.

A technology consultancy firm in Portsmouth is seeking a Principal Software Engineer to lead the design and development of applications across various sectors, including defence and health. The ideal candidate has over 15 years of experience with exp...Read More>>.

Anaplan is the leading enterprise decision‑making platform, powering the world’s largest enterprises with its proprietary Hyperblock™ technology and cloud infrastructure. We are seeking a Sr. Principal Engineer to join our team in...Read More>>.

At lowRISC we believe that open source development can transform the semiconductor industry. To help achieve this vision of production‑ready, commercial‑grade chips and silicon building blocks, we employ a software team with a wide range of...Read More>>.

At Anaplan, 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 unites An...Read More>>.

As we continue to accelerate the transformation of our technology and services, we are placing security and compliance at the heart of our engineering and platforms. This is an opportunity to lead at the intersection of infrastructure engineeri...Read More>>.

Job DescriptionAs we continue to accelerate the transformation of our technology and services, we are placing security and compliance at the heart of our engineering and platforms. This is an opportunity to lead at the intersection of...Read More>>.

As we continue to accelerate the transformation of our technology and services, we are placing security and compliance at the heart of our engineering and platforms. This is an opportunity to lead at the intersection of infrastructure engineeri...Read More>>.

TL;DR:We're seeking exceptional senior engineers and technical leaders for our Product team to help build the future of AI software creation. You will work across our entire stack to build features that will empower the next generation o...Read More>>.

This is an opportunity for a Principal Software Engineer to join an award winning Fintech as their continue their next phase of growth. They create industry changing solutions, operate in close to 50 global markets and are known as a market lea...Read More>>.

Senior Principal Software Engineer (BH-4467) Location Tewkesbury, England Sector Aerospace Salary £aexcellent Arden White Aerospace and Aviation Recruitment are currently working with a leading global engineering organisatio...Read More>>.

Principal Software Engineer / Principal AI EngineerAre you excited about building intelligent systems powered by innovative AI technologies? Do you enjoy designing models that turn complex data into impactful solutions?...Read More>>.

Salary: £100,000 - 100,000 per yearRequirements:We require applicants to hold active or recently active SC or DV clearance.We are looking for strong experience delivering production systems in complex envir...Read More>>.

Role: Principal Software Engineer Locations: Manchester (must be willing to travel to client sites throughout the UK on an ad hoc basis) Level: Manager Salary: Competitive salary and package (Dependi...Read More>>.

About Indicium AI Indicium AI is trusted by the world's leading enterprises to deliver AI into production at scale. We are a global AI-native consultancy with proven experience across Financial Services, Energy & Utilities, Healthcare...Read More>>.

Role Purpose We are seeking a highly experienced Principal Software Engineer to provide technical leadership across our technology function, driving the design, delivery, and continuous improvement of enterprise applications and digita...Read More>>.

Job Description - Principal Software Engineer (17065) Job Description Principal Software Engineer ( 17065 ) Description As a Principal Software Engineer within the eCommerce Platform Delivery team, you will provide l...Read More>>.

RoboShadow is a fast-growing UK-based global Cyber Security startup, and we are looking for a hands-on Principal Software Engineer to help us build, improve and scale our engineering function. It is not a traditional Principal Software E...Read More>>.

Principal Software Engineer Location: London Permanent Onsite Due to the interesting work we do and the sector this team is working in, we require all candidates to hold an active eDV cleara...Read More>>.

UK CITIZENSHIP REQUIRED FOR THIS POSITION: YesRELOCATION ASSISTANCE: Relocation assistance may be availableTRAVEL: Yes, 25% of the TimeWhat's Your Possible?At Northrop Grumman UK, you are part of a team driving inn...Read More>>.

Principal Software EngineerFull TimeLocation - HeybridgeAt Rolls-Royce we are proud to be a business that has truly helped to shape the modern world and are committed to always being a force for progres...Read More>>.

You’ll be a Technical Leader, unblock the engineering team by resolving complex technical impasses, standardising engineering practices, and owning cross-functional initiatives.You'll still be a highly hands-on engineer, responsible for r...Read More>>.

McNally Recruitment Ltd is seeking a Principal Engineer to join a large UK client in Edinburgh or London, with 6 days in the office per month and the rest remote. You will design and engineer software with customer experience at the forefront, con...Read More>>.

Job purpose As part of the M&S Software Engineering team, you’ll be joining a well-loved historic brand, working on solutions that serves millions of loyal customers and thousands of colleagues! With ethical values that run right throug...Read More>>.

McNally Recruitment Ltd partners with a large UK client to hire a Principal Engineer for London or Edinburgh. You will design and engineer software with a focus on customer outcomes, contribute to architecture and the centre of excellence, and col...Read More>>.

Principal Software Engineer C++ (Cloud Video Framework)Principal Software Engineer C++ (Cloud Video Framework)Contract: Full-Time, PermanentWorking Location: Hybrid, 2 Days a week in the office, minimum...Read More>>.

Marks & Spencer is seeking a passionate Principal Software Engineer to join the Customer Platform team, driving modernisation of mission-critical systems as we scale. You will collaborate with cross-functional teams to design, build, and maintain...Read More>>.

Job Purpose As part of the M&S Software Engineering team, you’ll be joining a well-loved historic brand, working on solutions that serves millions of loyal customers and thousands of colleagues! With ethical values that run right throug...Read More>>.

Simple Machines is a leading boutique technology firm seeking a Principal Software Engineer to design and deliver complex, scalable systems across backend, APIs, frontend, data pipelines, and cloud infrastructure. You’ll work with internal teams...Read More>>.

Location: Waterloo, London, England, UK | Hybrid (1 day per week in office) Who We Are At 8th Light, we bring life to the best ideas. Founded in 2006 and headquartered in Chicago, we are a technology sol...Read More>>.

Arden White Aerospace and Aviation Recruitment are currently working with a leading global engineering organisation, recruiting for a Senior Principal Software Engineer to join their growing engineering team. This is an exciting opportun...Read More>>.

Ready to take a big step in software engineering? As a Principal Software Engineer, youll lead from the front in embedded and application software, help shape the technical direction, and mentor a talented team working on cutting:edge cyber and...Read More>>.

Fred. Olsen Ltd.is seeking a Principal Software Engineer to provide technical leadership across our software engineering function, with a focus on renewables, energy control centre solutions and business applications. You will lead architec...Read More>>.

The Citation Group in the United Kingdom is seeking a hands-on software engineer to contribute to a major platform transformation. You will own features end-to-end, shaping the way we build, test, and deliver software with an AI-native approach....Read More>>.

Albany Growth is partnering with a software business undergoing a major technology transformation. We are hiring a Principal Software Engineer to stay hands-on while shaping how to rebuild a large legacy product estate for a cloud-native future....Read More>>.

Cirrus Selection Limited in Bristol is seeking a Principal Software Engineer with expert RTI DDS and distributed systems experience to shape the architecture, design and evolution of mission-critical software used in advanced defence systems. This...Read More>>.

Instil is seeking experienced Principal Software Engineers to solve complex problems and guide delivery of scalable systems. You’ll design and build software using Java, Python, C#/.NET and TypeScript, and mentor engineers across teams.Ro...Read More>>.