Principal Software Development Engineer

United States Digital Space LLC; Reigate; Hybrid; GBP 90,000 - 130,000; Full time

Benefits offered by this job

33 days holidays incl. bank holidays

Gadget schemes

Contributory workplace pension

Birthday day off

Private medical insurance

Life assurance

Gym discounts

Cycle to work

Breakfast/snacks in office

Diverse, value-driven culture

Job summary

United States Digital Space LLC is seeking a Principal Software Development Engineer to shape the technical direction of customer-facing platforms in a highly regulated environment. You will lead design across cloud-native architectures, microservices, and AI-augmented practices, mentoring engineers and guiding standards.

This hybrid role involves collaboration with product, delivery, operations, and commercial teams, with travel to UK offices as needed.

Qualifications

• Extensive experience in software engineering at senior/Principal level.
• Strong knowledge of .NET, React, SQL and microservices.
• Experience with cloud platforms, preferably AWS.
• Proven ability with CI/CD, IaC, DevSecOps and test automation.
• Experience with AWS Connect or Genesys Cloud for customer contact platforms.
• Ability to design secure, scalable cloud-native solutions in complex environments.
• Good observability, reliability engineering, and end-to-end ownership practices.
• Familiarity with UK GDPR and FCA Consumer Duty requirements.

Responsibilities

• Guide architecture and development of scalable customer platforms using microservices on AWS & Azure.
• Set technical direction and engineering standards across teams.
• Mentor Software Development Engineers and Forward Deployed Engineers.
• Support DevSecOps with CI/CD pipelines and IaC practices.
• Own critical customer systems ensuring resilience and performance.
• Collaborate with Product, Delivery, Operations, and Commercial teams.
• Uphold secure-by-design and privacy-by-design approaches aligned with FCA requirements.
• Drive AI-enabled workflows and smart engagement capabilities.
• Foster a culture of continuous improvement and technical excellence.

Skills

.NET

React

SQL

Microservices

Cloud platforms (AWS)

CI/CD pipelines

Infrastructure as Code

DevSecOps

Test automation

AWS Connect

Genesys Cloud

Tools

AWS

Genesys Cloud

Redgate Flyway

Job description

At the company, you will grow by making a difference. You will do it in a highly international environment and in a supportive culture where effort counts.

Investment. Tech. Freedom. Ambition.

At the company, technology is transforming the way we support customers and clients across the financial ecosystem. We are investing in modern platforms, intelligent automation, AI-enabled capabilities, and engineering excellence to create secure, scalable, and insight-led digital solutions.

We are looking for a Principal Software Development Engineer to play a pivotal role in shaping the future of our customer-facing digital platforms and technology solutions. This is an opportunity to guide technical direction at scale, influence engineering strategy, and build resilient customer-facing platforms that make a real impact within a highly regulated environment.

You will work across cloud-native architectures, microservices, AI-assisted engineering practices, and modern DevSecOps delivery models — collaborating with talented engineers, product teams, and senior stakeholders to support innovation and operational excellence.

This role has the added flexibility of hybrid working with travel to our UK offices in Manchester, Reigate or Glasgow, as required.

If you are passionate about modern engineering, thrive in complex environments, and want the freedom to shape how technology evolves, we would love to hear from you.

What you will do

• Guide the architecture, design, and development of scalable customer and client platforms, implementing microservices and integrations across AWS & Azure, enhancing solutions like AWS Connect, Genesys Cloud, payments, web-portals, communications and collection services.
• Set technical direction and engineering standards across teams, promoting modern cloud-native and AI-augmented engineering practices.
• Mentor and support Software Development Engineers and Forward Deployed Engineers, building capability and fostering a culture of continuous improvement.
• Support DevSecOps excellence through CI/CD pipelines, Infrastructure as Code, automation frameworks, and database-as-code practices using Redgate Flyway.
• Take ownership of critical customer systems, ensuring operational resilience, observability, performance optimisation, and rapid incident response.
• Collaborate closely with Product, Delivery, Operations, and Commercial teams to shape technical solutions, delivery plans, and strategic outcomes.
• Promote secure-by-design, compliance-by-design, and privacy-by-design approaches, ensuring alignment with UK GDPR and FCA Consumer Duty requirements.
• Guide the adoption of intelligent platform capabilities, including AI-enabled workflows, automation, and smart customer engagement solutions.
• Devoted to the FCA principle of Consumer Duty; by ensuring we are driving good customer outcomes across all aspects of services that have potential to impact our customers.

What we are looking for

• Extensive experience in software engineering, including experience operating at Principal Engineer or senior technical guidance level.
• Expert knowledge of .NET, React, SQL, microservices architecture, and cloud platforms, ideally AWS.
• Strong experience with CI/CD pipelines, Infrastructure as Code, DevSecOps practices, and test automation.
• Experience working with customer contact platforms such as AWS Connect or Genesys Cloud.
• Proven ability to design and deliver secure, scalable, and resilient cloud-native solutions within complex enterprise environments.
• Strong understanding of observability, operational support, reliability engineering, and end-to-end ownership practices.
• Knowledge of regulated financial services environments, including UK GDPR and FCA Consumer Duty requirements.
• Excellent communication and stakeholder management skills, with the ability to influence technical direction and collaborate across multiple teams and functions.

You will have the opportunity to shape the future of customer technology within a business investing heavily in digital transformation, AI capability, and modern engineering excellence.

At the company, you will have the freedom to innovate, the support to grow, and the opportunity to work on technology that delivers meaningful outcomes for both clients and customers.

What we offer

• Lifestyle: A competitive salary and attractive benefits package including 33 days holidays including bank holidays upon commencement, with the ability to buy more or sell back. You can participate in gadget schemes. Contributory workplace pension scheme. Additionally, you’ll get an extra day to celebrate your birthday.
• Opportunities to grow: You’ll receive training and coaching for your personal development/progression, and employee recognition programmes to help you grow in your career.
• Health: You’ll have access to private medical insurance, life assurance, and more.
• Wellbeing: You’ll enjoy discounts on gym memberships, cycle to work schemes, and a 24/7 employee assistance programme. You’ll also have sociable working hours and breakfast/ snacks provided in the office.
• Supportive, open, and value-driven culture: Ethics. Dedication. Solutions. Empathy. Our values aren’t just words hanging in the reception. They guide us all daily. It’s what makes our culture inclusively open, inspiringly supportive and rich in diverse perspectives. It’s why the company is a natural home for people ready to make a difference. And it’s why people like you recognise this is the place to do just that.

At the company we strive to create a diverse and inclusive workplace. We encourage applicants from all backgrounds to apply.

If a person with disabilities is put at a disadvantage compared to a non-disabled person, we have a duty to make reasonable changes to our processes. If you need a change to be made so that you can make your application, you should contact the company Talent Acquisition team via [e-mail] as soon as possible before the closing date to discuss your needs.

We are an equal opportunities employer and authorised and regulated by the Financial Conduct Authority. We will conduct credit, fraud, criminal record, right to work and reference checks as part of our pre-employment screening. You should not be bankrupt, have any outstanding county court judgments on your credit file. You must not have excessive default balances and any outstanding debt will be considered on a case-by-case basis.