Staff Software Engineer – Platform

Job not on LinkedIn

🔥 1 hour ago

🇬🇧 United Kingdom – Remote

⏰ Full Time

🔴 Lead

🏗️ Platform Engineer

🇬🇧 UK Skilled Worker Visa Sponsor

This company has sponsored UK Skilled Worker visas in the past.

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ENSEK

WebsiteLinkedInAll Job Openings

201 - 500 employees

Founded 2010

⚡ Energy

☁️ SaaS

💳 Fintech

💰 Non Equity Assistance on 2019-03

Energy • SaaS • Fintech

ENSEK is a cloud-native retail energy platform designed for both domestic and business customers. It provides a comprehensive suite of tools for various aspects of energy management including billing, onboarding, financial accounting, customer management, and market communications. ENSEK aims to streamline operations for energy suppliers, thereby enhancing their ability to navigate regulatory complexities and consumer demands, all while focusing on digital transformation and sustainability in the energy sector.

📋 Description

• Lead the technical direction and architecture of the team's domain, balancing immediate delivery needs with long-term platform scalability and maintainability • Drive architectural decision-making through design reviews, technical proposals and Architecture Decision Records (ADRs) • Design, build and evolve secure, scalable APIs and shared platform services used by customers, partners and internal engineering teams • Establish and champion authentication and authorisation patterns using OAuth 2.0, OpenID Connect, API Keys and mutual TLS (mTLS) • Remain hands-on in the code, contributing to the design and delivery of critical platform capabilities • Support foundational services for customer onboarding, configuration management and platform extensibility • Raise engineering standards for software quality, testing, observability, security and operational excellence • Partner with Site Reliability Engineering and Developer Experience teams to improve reliability, deployment processes and developer productivity • Collaborate with Product Managers, Engineering Managers and Technical Authors to turn customer and business requirements into clear technical solutions • Mentor engineers across multiple levels and foster a culture of learning, ownership and technical excellence • Lead by example through code reviews, technical coaching and cross-team collaboration • Ensure technical roadmaps align with ENSEK's wider platform strategy • Improve platform security, reliability, integration, delivery performance and operational visibility

🎯 Requirements

• Significant commercial software engineering experience, including experience operating as a Senior Engineer, Technical Lead or Staff Engineer • Proven track record of influencing technical direction beyond a single team or product area • Deep expertise designing, building and operating distributed systems and APIs in production environments • Strong experience working with relational databases, particularly SQL Server or similar enterprise-scale database platforms • Strong understanding of API design principles, including RESTful APIs, OpenAPI specifications, API versioning and developer experience considerations • Experience implementing modern identity and access management standards, including OAuth 2.0, OpenID Connect and related authentication mechanisms • Hands-on experience building and operating cloud-native services on AWS • Strong knowledge of containers and orchestration technologies, including Docker, ECS and/or EKS • Experience with AWS services such as API Gateway, IAM and cloud-native security patterns • Strong experience with Infrastructure as Code, automated testing strategies and modern CI/CD pipelines • Excellent communication and stakeholder management skills, with the ability to explain technical concepts to both technical and non-technical audiences • Track record of mentoring engineers and raising engineering standards through technical leadership • Nice to have: Experience working within multi-tenant SaaS platforms • Nice to have: Experience in Energy, Utilities or other highly regulated industries • Nice to have: Familiarity with Domain-Driven Design (DDD) and event-driven architectures • Nice to have: Experience building developer platforms or internal engineering tooling • Nice to have: Exposure to platform security, identity management or customer onboarding systems at scale

🏖️ Benefits

• 25 days’ holiday + bank holidays • Option to buy or sell 5 extra annual leave days per year • Vitality Health Insurance, including private healthcare, virtual GP access, mental‑health support and wellbeing perks (50% off gym memberships -Virgin Active, Nuffield, PureGym) • Pension with 5% matched contribution • Regular team‑wide and company‑wide events • 2 volunteering days per year to give back • Remote‑first working environment with offices in London and Nottingham

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