Principal Engineer

Moneyhub

. Ship a committed piece of work to production within the first three months .

Posted 10/23/2026full-timeRemote • United Kingdom, SloveniaLeadWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates hands-on engineering expertise across TypeScript, Node, Python, and data science, with a strong focus on building and running software in production. Proven ability to influence technical direction and improve systems while collaborating effectively with cross-functional teams.

Highest-signal resume keywords

Hands-On Engineering ExperienceTechnical Direction InfluencePerformance Issue DiagnosisAgentic Tools UsageClear Communication

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

TypeScriptNodePythonReactRustKafkaPostgresKubernetesModel EvaluationPerformance Profiling

Soft Skills

Clear CommunicationSound Judgement

Tools & Technologies

AWSAgentic Tools

Industry Keywords

Open BankingRegulated Financial SoftwareClient TrustData PipelineEvent-Processing

Tech Stack

Tools & technologies

AWSKafkaKubernetesNode.jsPostgresPythonReactRustTypeScript

About the role

Key responsibilities & impact

Ship a committed piece of work to production within the first three months
Identify two or three platform improvements for subsequent work
Take a project from prototype to production, such as redesigning an event-processing or data pipeline for greater load and reliability
Set standards for agentic engineering and develop workflows and patterns adopted by other teams
Shape bets and deliver committed work using the Shape Up process
Improve systems and explore future-cycle opportunities
Influence technical direction while remaining an individual contributor
Work hands-on across TypeScript, Node, Python, Kafka, Postgres, Kubernetes and AWS-based systems
Collaborate with an engineering team of approximately 40 software, platform and data engineers and data scientists

Requirements

What you’ll need

Experience at several startups and on systems at real scale, shipping software that people actually used
Track record of building and running software in production across different companies and codebases, including the years after launch
Experience setting technical direction without authority over the people doing the work
Experience diagnosing and fixing performance issues under real load using profilers and flame charts
Comfort across Python, Node, React, Rust and data science
Understanding of model evaluation including precision, recall and F1 score
Hands-on engineering experience and intention to remain hands-on
Already using agentic tools day to day
Ability to identify worthwhile work and make the case for it
Sound judgement on security, privacy and client trust in regulated financial software
Clear communication with engineers, senior stakeholders and clients
Must have the right to work in the UK
Subject to pre-employment screening, including reference, credit and criminal record checks
Nice to have: experience with open banking, connections or identity systems

Benefits

Comp & perks

5% employer pension contribution from your first day, with a 3% employee contribution
25 days’ holiday plus bank holidays, rising to 30 days after two years
Option to take UK bank holidays at other times, on days of significance to you
Holiday purchase scheme
Private medical insurance, including cover for pre-existing conditions, plus dental and optical benefit
Three months’ Moneyhubber Family Pay when you become a new parent
Permanent health insurance and life cover well above the industry standard
Employee assistance programme
Life event leave
Professional development support, with a dedicated allowance of time and money
£750 towards professional memberships
Remote working support, including access to co-working spaces and help setting up your home office
High-spec laptop
Cycle to work scheme
EV car scheme