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Senior, Staff & Principal Engineers. Senior: 90-115k | Staff: 120-135k | Principal: 140-160k.

Touchstone Advisory, a leading UK independent valuation advisory firm, is seeking an exceptional Principal Software Engineer to lead the evolution of our proprietary valuation platform—from a proven proof of concept to a robust, market-ready product. As the technical leader of our software functio

You would be joining a squad of Principal engineers with different expertise that serves as a centre of excellence to the 16+ engineering teams in the wider engineering function. If you are a Front End-leaning Principal engineer who wants to combine your experience in web and AI to help unlock other

Senior Systems & Regulatory Software Engineer. Systems / Regulatory Software Engineer. Engineering-led culture that values.

Harrington Starr has partnered with a leading Global Payments Technology company who are seeking to hire a Principal Software Engineer to join their senior engineering leadership team. Provide leadership and mentorship across multiple engineering teams.

You would be joining a squad of Principal engineers with different expertise that serves as a centre of excellence to the 16+ engineering teams in the wider engineering function. If you are a Front End-leaning Principal engineer who wants to combine your experience in web and AI to help unlock other

NET Software Engineers to drive this evolution. They're engineering a robust, merchant-centric ecosystem built on quality, resilience, and scale - and they need exceptional. Drive performance optimisation and system reliability through intelligent engineering.

Principal Software Architect (FinTech SaaS) – UK Remote. Working alongside Product Managers to turn business goals into elite-level software. You have a proven track record of continuous experience in a Senior Staff, Principal or Architect capacity.

Mentor engineers, influence cross-org roadmaps, and collaborate with Product, SRE, and Network Engineering from concept to GA. Join OCI’s Edge Security team as a Principal Engineer to architect and deliver cloud-scale DDoS protection. Raise engineering quality, automation, and compliance maturity

As a Principal Software Engineer, you will play a major role in leading and developing software engineering in the Software Modelling and Simulation, autonomy and geospatial fields, along with providing key advice around innovation and new techniques to stakeholders. We are looking for principal sof

Were looking for a Principal Software Engineer to shape the technical direction of high-profile projects and lead the delivery of modern, scalable software. Youll provide hands-on technical leadership, working closely with senior stakeholders, mentoring engineers across multiple teams, and line mana

An established, global technology business within the hospitality-tech industry is seeking an accomplished Principal Software Engineer to lead the design and delivery of next-generation digital solutions.

Senior Systems & Regulatory Software Engineer. Systems / Regulatory Software Engineer. You will work at the heart of a multidisciplinary engineering team, helping to.

Senior, Staff & Principal Engineers. Senior: 90-115k | Staff: 120-135k | Principal: 140-160k.

Were looking for a Principal Software Engineer to shape the technical direction of high-profile projects and lead the delivery of modern, scalable software. We believe great engineering happens when teams collaborate,.

Work with Principal Engineers and Architects to share and supply to the broader technical vision. Design, build, test and maintain software to help integrate and orchestrate the movement of data between critical Data components. Deliver observable, reliable and secure software, adopting you build it

This is a hands-on technical role where you'll shape the design, guide the team, and ensure successful delivery of a critical transformation project.Collaborate with a cross-functional team (including React developers) to ensure seamless integration of front-end and back-end.Build credibility throug

Work with Principal Engineers and Architects to share and supply to the broader technical vision. Design, build, test and maintain software to help integrate and orchestrate the movement of data between critical Data components. Deliver observable, reliable and secure software, adopting you build it

Were looking for a Principal Software Engineer to shape the technical direction of high-profile projects and lead the delivery of modern, scalable software. Youll provide hands-on technical leadership, working closely with senior stakeholders, mentoring engineers across multiple teams, and line mana

They're now looking for a Principal Software Engineer to provide senior technical leadership across multiple delivery engagements and to help shape how modern software is built, evolved, and maintained. We (SR2) have partnered with this highly regarded cloud and software engineering consultancy that

Were looking for a Principal Software Engineer to shape the technical direction of high-profile projects and lead the delivery of modern, scalable software. Youll provide hands-on technical leadership, working closely with senior stakeholders, mentoring engineers across multiple teams, and line mana

Work with Principal Engineers and Architects to share and supply to the broader technical vision. Design, build, test and maintain software to help integrate and orchestrate the movement of data between critical Data components. Deliver observable, reliable and secure software, adopting you build it

An established, global technology business within the hospitality-tech industry is seeking an accomplished Principal Software Engineer to lead the design and delivery of next-generation digital solutions. Partner closely with engineering leadership to define best practices, coding standards, and lon

Principal Software Engineer Location: Edinburgh, United Kingdom Contract Duration: 12 months Rate: £63. Role OverviewAn experienced Principal Software Engineer is required to join a. UmbrellaWe seek an engineer with recent high-integrity or safety-critical industry experience (defence, aerospace, o

This is a hands-on, Principal-level Individual Contributor (IC) role designed for a technical pioneer. You will operate with significant autonomy, influencing the technical strategy for our key products and mentoring senior engineers. Mentor and guide senior and mid-level engineers on modern, sustai

About The RoleDeadline for applications: 11:59pm on 31st October 2025Were looking for a Principal Software Engineer to shape the technical direction of high-profile projects and lead the delivery of modern, scalable software. We believe great engineering happens when teams collaborate,.

Principal Software EngineerSalary: Negotiableplus benefits, pension (7% contribution), 25 days holiday & life insuranceWe are looking for principal software engineers with diverse experience.

This is a hands-on, Principal-level Individual Contributor (IC) role designed for a technical pioneer. You will operate with significant autonomy, influencing the technical strategy for our key products and mentoring senior engineers. Mentor and guide senior and mid-level engineers on modern, sustai

About the RoleWe're looking for a Principal Software Engineer to lead the migration and modernisation of a complex legacy application into a modern, scalable architecture.

Lead Software Engineer IoT & Full-StackLocation: Hybrid / BicesterType: PermanentSalary: Competitive, market-basedTUAL Technology is an innovative, VC-backed start-up based in Bicester, developing PowerUp a high-power EV charging solution designed for grid-constrained sites.

We are looking for principal software engineers with diverse experience.

Edinburgh An innovative and well-established med tech company are seeking a proven technical leader to join its R&D team basedin central Edinburgh as a Principal Software Engineer. As a Software Engineer, you will be instrumental in designing, and developing complex software systems within a regulat

What you'll do; Drive architectural decisions and engineering practice improvements Be a technical expert building and delivering front-end solutions Create a front-end technical & architectural strategy defining the technologies and frameworks to meet the business needs Design and develop

Job Description About The Role Deadline for applications: 11:59pm on 31st October 2025 Were looking for a Principal Software Engineer to shape the technical direction of high-profile projects and lead the delivery of modern, scalable software. We believe great engineering happens when teams colla

We're looking for an exceptional, product-minded full-stack software engineer to join our engineering team & help scale Omnea with us. Sign in to set job alerts for “Principal Software Engineer” roles. Principal Generative AI Software Engineer - SVP.

As a Principal Software Engineer, you will lead the architecture and development of highly advanced software systems. Principal Software Engineer - Gram Games. Principal Software Engineer - Gram Games.

We are looking for a Principal Software Engineer (we call them Principal Software Craftspeople) who shares the same values of pragmatism, professionalism and transparency as us to join our team. You bring deep hands-on experience in software engineering, particularly modernisation, with a track reco

We are looking for a Principal Engineer who can bring a depth and breadth of experience to help shape this journey; working in a role with a high level of ownership, empowerment, impact and mentorship. We are looking for a Principal Engineer to serve as the technical anchor for our organization. Eac

I’m working with one of our major Financial domain clients based in Central London, and they’re looking for a.This role requires a highly skilled, hands-on professional who is passionate about technology and finance, experienced in working within a low-latency enterprise event-driven architectur

Senior/Principal Software Engineer (PHP, MySQL, AWS). Join to apply for the Senior/Principal Software Engineer (PHP, MySQL, AWS) role at Arrive. Knowledge of modern software engineering practices, CI/CD, and DORA metrics.

To you, a tech lead, staff, or principal engineer is someone who spends most of their time project managing or doing architecture reviews. While they lead product and technical areas and help other engineers plan their most challenging work, it’s not a requirement, nor do engineers need their sign

The Role: Principal Software Engineer. At the Principal level, engineers are expected to master their immediate domain and have broad impact across other engineering teams. Influence leadership / CTO organization and collaborate with other Principal Engineers across the organization to build the rig

A leading software company is seeking a Principal Software Development Engineer to work on CAD/Geometry products. Applicants should have a Bachelor's in engineering or Computer Science, with over 8 years in software engineering, particularly in CAD or 3D applications. This role involves developing s

A leading consultancy firm is seeking a Technical Lead - Principal Software Engineer to join their team in London or Cambridge. Ideal candidates will have over 8 years of experience in software engineering, a relevant degree, and strong leadership skills.

We re seeking a Principal Embedded Software Engineer to take a leading role in the development and evolution of our embedded software across both new products and established designs. This position is ideal for an experienced engineer who enjoys guiding technical direction, mentoring others, and dri

A leading defense contractor is seeking a Principal Software Assurance Engineer to manage software assurance and risk activities in a hybrid role. This position involves collaborating with stakeholders and ensuring compliance with software lifecycle principles.

Proven experience mentoring engineers, influencing large‑scale technical decisions, and driving cross‑team initiatives. As a hands‑on technical leader, you will set the engineering vision, drive technical excellence, and mentor teams to deliver exceptional web experiences that serve thousands

As a Principal Software Engineer, you will lead the architecture and development of highly advanced software systems. You will provide strategic technical direction, mentor senior engineers, and ensure that software solutions meet business and technical requirements. Strong experience in software de