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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 elevate others, sharing knowledge and fostering a culture of engineering excellence. You’ll take a key role in driving architectural transformation, influencing everything from infrastructure design to scalability strategies, while also mentoring engineers and ensuring technical excellence acr

What you’ll do Your key accountabilities will include: Lead technical excellence from design to operations and launch of core product features or strategic programmes Drive technical direction and influence our overall strategy informing decisions on both Technology and Product investments as wel

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

Youll provide hands-on technical leadership, working closely with senior stakeholders, mentoring engineers across multiple teams, and line managing a small group of engineers while helping shape our approach to software delivery, architecture, and engineering culture. Were looking for a Principal So

Job Title: Principal Embedded Software EngineerLocation: Bristol City Centre - 3 Days Per Week On-Site Salary - Up to £72,000 + Bonus & Benefits (Depending on Experience) Summary: This is a fantastic opportunity for an experienced engineer with a passion for leadership and a background in safety-cr

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 Engineer 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.

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,.

Looking for a role where your work genuinely matters? This is your chance to join a close-knit engineering team building software that powers world-class scientific instruments.

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

What you’ll do Your key accountabilities will include: Lead technical excellence from design to operations and launch of core product features or strategic programmes Drive technical direction and influence our overall strategy informing decisions on both Technology and Product investments as wel

Provides software technical leadership on a software development team. Under minimal supervision, leads software development activities including software requirements, architecture, design, implementation, and integration. Consult dictionary of competencies on Manager's Database Ability to administ

A leading technology recruiting firm is seeking a Senior Principal Software Engineer in the United Kingdom. Candidates should have extensive experience in software engineering, particularly in C++, Java, and relevant technologies. This role involves leading the design and development of software sol

We are looking for a Principal Engineer / Engineering Lead to build the core systems powering our AI‑driven agentic protein engineering platform. Principal Software Engineer (AI Systems & Data Pipelines). This is a hands‑on senior engineering role where you will design and deliver systems while

Senior/Principal Full-Stack Software Engineer. We are looking for a Senior/Principal Full-Stack Software Engineer to join our growing team at Clearly. Engineering and Information Technology.

Principal Software Engineer, Architecture. Partner with Product and Engineering leadership to influence international product direction and align business goals with robust system architecture. Foster a culture of technical excellence, inclusivity, and rigor across Affim’s European engineering tea

Senior Principal Software Engineer. Drive architectural decisions, enforce coding standards, and promote best engineering practices. Mentor and guide junior and mid-level engineers, fostering technical excellence and innovation.

Principal Software Engineer, Architecture at Affirm. Track record of mentoring senior engineers and building technical leadership communities. Engineering and Information Technology.

We are seeking a highly experienced Senior Principal Software Engineer to lead the design, development, and scaling of advanced software solutions in a SaaS environment. Senior Principal Software Engineer. This role offers the opportunity to influence technical direction, foster engineering excellen