Contract Senior Software Engineer

AND Digital; Greater London; On-site; GBP 111,000 - 148,000; Full time

Job summary

AND Digital in London is seeking a Senior Software Engineer for a 3-month contract to design, implement and maintain embedded real-time software in C++. You will define the technical strategy, manage cross‑team dependencies and mentor engineers, delivering high-quality software within a multidisciplinary team.

You will collaborate with electronics/FPGA teams, ensure compliance with IEC 62304 and ISO 14971, and promote a culture of engineering excellence while embracing AI tools to improve

Qualifications

• Expert in C++ for embedded and real-time systems.
• Experience with IEC 62304, ISO 14971 and QMS guidance.
• Strong collaboration and mentoring across multidisciplinary teams.
• Able to navigate ambiguity and deliver high-quality software.

Responsibilities

• Design, implement, and maintain high‑performance embedded software in C++.
• Define technical strategy and mitigate cross‑team dependencies.
• Communicate architectural decisions to non‑technical stakeholders.
• Mentor engineers and foster code quality and engineering excellence.
• Contribute to design reviews, sprint planning and cross‑functional forums.
• Support hardware bring-up and system integration with electronics/FPGA teams.
• Ensure IEC 62304 and ISO 14971 compliance and QMS traceability.

Skills

C++

Embedded systems

RTOS

Architecture design

Team mentoring

Cross-functional communication

Tools

IEC 62304

ISO 14971

QMS

Job description

Senior Software Engineer, 3 month contract

We help organisations navigate the future of technology, combining human expertise, emerging tech and AI to deliver better outcomes, faster.

Since 2014, we’ve worked side-by-side with clients to solve complex challenges, build high-performing teams, and create lasting capability.

About you:

• You care deeply about producing high-quality work that delivers real value
• You’re comfortable navigating ambiguity and solving complex problems collaboratively
• You bring strong expertise in your craft, alongside a willingness to keep learning
• You communicate clearly and build trust quickly with clients and teammates
• You’re pragmatic, adaptable and outcome-focused
• You value low-ego collaboration and enjoy working as part of multidisciplinary teams

What you’ll bring to the table:

• Design, implement, and maintain high-performance embedded and real-time software components in C++, including hardware abstraction layers, device drivers, and data acquisition pipelines
• Define and drive technical strategy, proactively identifying and mitigating cross-team dependencies and technical debt while setting the long-term vision for embedded architecture
• Act as a technical bridge, synthesising and communicating complex architectural decisions to non-technical stakeholders (including Product, Clinical, and Regulatory teams) to ensure alignment on project goals.
• Mentor and grow engineers, fostering a culture of technical excellence, code quality, and professional development within the broader software team
• Ensure software quality through code review, unit and integration testing, and strict adherence to the software development lifecycle under IEC 62304
• Collaborate with electronics and FPGA teams on hardware-software interfaces, supporting hardware bring-up, system integration, and complex debug
• Contribute to risk management and design documentation activities, including software hazard analysis and traceability in line with ISO 14971 and CoMind’s QMS
• Participate in design reviews, sprint planning, and cross-functional technical forums, contributing to a high-performance engineering culture
• AI is fundamental to our culture; lead the team in embracing AI tools to innovate and improve engineering efficiency

AI Statement

We champion tech that helps people work smarter, but we want to get to know you! If you use AI to assist with your application or interview prep, please ensure all information submitted remains an accurate, truthful representation of your personal achievements and capabilities rather than generating false or misleading information. We may reject applications where AI is used inappropriately at any stage of the recruitment process.

Equal Opportunities Statement

Diversity and inclusion are hugely important to us, and we’re committed to providing equal opportunities for all. We’re actively recruiting for a diverse and inclusive workforce so want to ensure we do everything we can to support your application.

We want you to feel safe and empowered to let us know if you need any adjustments to be made to your application or interview process, so please speak to our recruitment team.