Senior Sustaining Engineer UK

SENIORSUSTAINING ENGINEER

Team: Engineering
Location:London UK

Employment status: Full-timePermanent

Reporting to: Client Programme Director

Working week: Monday-Friday

AboutHyperla
Hyperlayeris a B2B product company building a platform to revolutionise the world of payments.Hyperlayertransforms digital wallets into smart wallets that change the way people and businesses spend money.Hyperlayerlet consumers withdraw money from multiple accounts with a single tap for a specific purpose.

Our platform enables capabilities such as connecting specific accounts with targeted brand spending it gives merchants and customers access tocutting-edgerewards and since spending is socialHyperlayersupports group savingsharingand spending. All in one platform.

Hyperlayeris working with large retailers and financial institutions. Our product introduces innovation to these industries to create solutions: helping consumers families and groups improve their financial wellbeing by making their money go further.

About therole:

As a small agile company we thrive on collaboration innovation and accountability.

As a Senior Sustaining Engineer on our Production Support teamyoullbe an essential part ofmaintainingthe stability and reliability of our fintech platforms B2B B2C and SaaS production environments.Youlllead the technical response to complex incidents work closely with cross-functional and global teams to resolve recurring issues and contribute to the development of customer-requested features.

With a focus on improving software maintainability system resilience and meeting contractual SLAsyoullmentor engineers across the team and drive continuous improvement in our ITILv4-aligned processes and codebase. This role supports our follow-the-sun 24x7 model with on-call rotations across UK US/Canada and NZ/India teams.

This positionoperatesduring standard business hours (MondayFriday). The role also includes participation in an outofhours oncall rotation withadditionalcompensation providedin accordance withcompany policy. While we collaborate closely with global teams (UK US/Canada NZ/India) in a followthesun model primary work hoursremainaligned to the weekday schedule.

This is an office-based role with regular in-person collaboration in the office.

Key Responsibilities:

• Act as a primary responder in a 24x7 on-call rotation for high-priority incidents ensuring fast acknowledgment (MTTA targets) and resolution to minimize customer impact in our event-driven fintech platform

• Conduct root-cause analysis (RCA) for complex issues collaborating closely with development teams to implement robust solutions and deliver RCAs within 5 business days for Sev1/Sev2 incidents.

• Lead the development and deployment of small customer-facing features and improvements ensuring alignment with business needs and system requirements while adhering to change success rates 99%.

• Work with mid- and junior-level engineers providing guidance in incident response troubleshooting best practices and coding standards within a global rota including handovers and knowledge sharing via tools likeRootly.

• Take ownership of software maintainability initiativesidentifyingand implementing optimizations and enhancing system performance to achieve availability 99.99% (four nines).

• Participate in regular post-incident reviews (blameless retros) documenting lessons learned and suggesting improvements to incident response processes and runbooks for our technology stack.

• Collaborate with the infrastructure team tomonitorsystem health and proactivelyidentifyareas for improvement in stability and efficiency using tools like DatadogRootly and CloudWatch/AppDynamics.

You should apply if you have:

• Bachelors degree in computer science Engineering or a related field.

• Minimum of 5 years of experience in sustaining engineering DevOps or software engineering with a focus on incident response and system reliability in fintech or regulated environments.

• Advanced troubleshooting skills and experience with Golang (preferred) Java or similar languages plus familiarity with event-driven architectures (e.g. NATS/JetStream Redis clustering).

• Strong familiarity with monitoring and incident response tools (e.g. DatadogRootly) and experience implementing improvements in similar systems to meet SLAs like MTTA/MTTR.

• Proven ability to conduct in-depth root-cause analysis and implement long-term fixes in compliance-aware settings (e.g. GDPR/FCA-aligned).

• Experience mentoring or guiding mid-level engineers with a focus on knowledge sharing and process improvements in geo-distributed teams.

• Awareness of ITILv4 principles (e.g. incident/change management) and tools likeRootlyfor unified workflows.

• Strong communicationskills and the ability to work collaboratively with both technical and non-technical teams across time zones.

Working at Hyperlayer

We value our team and are proud to offer some great benefits:

• A performance-based employee bonus scheme.

• 25 days annual leave plus bank holidays a day off on your birthday and anadditionalday per year of tenure to a maximum of 30.

• Critical illness and life insurance cover.

• AXA PPP Health Insurance including gym offers.

• Cycle-to-work scheme.

• Referral bonus scheme.

• Workplace nursery scheme

How to apply

Please click on thebutton you will be asked to provide an updated CVand answer some questions. For further information about this vacancy you can contact us.

Equity diversity and inclusion

Hyperlayersmission is to make a positive impact on peoples lives making it easier for everyone tomanagetheir money.

Hyperlayers commitment to equity diversity and inclusion is a key part of this; it helps us better serve our customers employees and business partners from every background.

We are constantly learning and striving to do better and we expect all staff to actively take part in this process.

Data Privacy

As part of our recruitment processHyperlayerLimited collects and processes personal data relating to job applicants.

We are committed to being transparent about how we collect and use this data and to meeting our data protection obligations. To read more clickhere.

Required Experience:

Senior IC