Lead Ruby on Rails Software Developer

OCU; Preston; On-site; GBP 50,000 - 70,000; Full time

Job summary

A leading infrastructure engineering firm in Preston is seeking an experienced Lead Software Developer to join their growing digital team. In this role, you will take ownership of key system components, influence architectural decisions, and mentor other developers. Applicants should have strong skills in Ruby on Rails and a proven track record in leading development projects. This is a great opportunity to contribute to critical infrastructure projects across the UK.

Qualifications

• Experience at Lead Developer or equivalent level.
• Strong development experience in a production environment.
• Proven track record in leading development projects.

Responsibilities

• Take ownership of key system components.
• Influence architectural decisions.
• Mentor other developers.

Skills

Ruby on Rails

SQL databases (PostgreSQL, MySQL)

Git and GitHub

Problem-solving skills

Tools

Docker

Kubernetes

Job description

OCU Group are looking for an experienced Ruby on the rails Lead Software Developer to join our growing digital team and play a central role in the development of OCU One our in-house bespoke workforce management platform. This is an exciting opportunity to shape the technology that powers the planning and execution of complex Energy Transition Utilities and Digital Infrastructure projects across the UK.

Role Overview

Working closely with the Platform Manager you’ll take ownership of key system components influence architectural decisions and lead development best practices. You’ll be a technical authority across the platform regularly mentoring other developers and ensuring OCU One remains scalable performant and aligned with business goals.

This is a rare opportunity to contribute to meaningful lasting change in a fast-paced scaling business. As we continue to invest in digital innovation across the group your work will directly enable our teams to deliver better faster and more safely shaping the future of workforce delivery in one of the UKs most critical infrastructure sectors.

Key Skills & Experience

• Experience of professional software development experience currently operating at Lead Developer or equivalent level.
• Strong development experience with Ruby on Rails in a production environment.
• Expertise in working with SQL-based databases (e.g. PostgreSQL MySQL).
• Skilled in version control and collaboration using Git and GitHub (or equivalent Git-based platforms).
• Proven track record of leading development projects mentoring others and delivering high-quality systems at scale.
• Excellent problem-solving skills and the ability to design for performance reliability and maintainability.
• Desirable Skills
• Experience in Flutter or mobile application development (iOS and / or Android).
• Exposure to containerisation and deployment technologies such as Docker and Kubernetes.
• Familiarity with CI / CD pipelines monitoring / logging frameworks and cloud-native development.
• Background in field-service construction or workforce management platforms.
• Experience working on in-house developed platforms or enterprise software

Company Information :

OCU leads the way in end-to-end infrastructure engineering in the utilities digital and energy markets specialising in safely and efficiently delivering complex client requirements. Our breadth of capabilities and depth of operational capacity paired with our cutting-edge technology ensure that we are not just part of the market; we are leading it.

Working directly with many of the countrys leading power energy transition water telecoms and digital clients we are looking for the very best talent to join our growing teams.

Driven by values powered by inclusion.

At OCU our values guide everything we do : integrity collaboration respect innovation and one company united. They shape how we work with our clients communities and each other. We believe that inclusion is more than a principle its the foundation of our success. By embracing equity and ensuring that every individual has the opportunity to thrive we create a workplace where diverse perspectives are valued and everyone feels they belong.

Together we build stronger teams deliver better outcomes and grow in ways that reflect the communities we serve. If you want to be part of a culture where values matter and inclusion is at the heart of everything we do apply now and help us shape the future together.

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