Lead Software Engineer

Enso Recruitment; Belfast City District; On-site; GBP 60,000 - 100,000; Full time

Benefits offered by this job

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PTO & Birthday Leave

Enhanced parental leave

Pension

Job summary

Enso Recruitment partners with a fast-growing technology business to recruit a Lead Software Engineer in Belfast. You will own architectural direction and drive high-performance systems, shaping the core platform for scale.

You will lead API design, mentor engineers, and collaborate with product teams in a fast-paced Agile environment. Equity options and strong benefits accompany this pivotal role.

Qualifications

• Solid experience building and scaling distributed systems and RESTful APIs.
• Proven ability to design high-performance, secure software at scale.
• Experience leading or mentoring engineering teams in an Agile environment.

Responsibilities

• Take ownership of architectural decisions shaping the core platform.
• Drive design and delivery of secure, high-performance features.
• Build and maintain robust APIs for global partner integrations.
• Collaborate with product and engineering to deliver production-ready solutions.
• Raise the bar on quality and foster continuous improvement.
• Mentor engineers and lead by example through code reviews.

Skills

RESTful APIs

Distributed systems

Agile

Leadership

Job description

Enso Recruitment are excited to be working with a fast-growing, ambitious technology business who are continuing to scale their engineering team and are now looking to bring a talented Lead Software Engineer on board.

The Opportunity

This is a brilliant opportunity for a high-calibre engineer who wants real ownership and genuine influence over the technical direction of a scaling business.

You'll lead the architectural design and delivery of mission-critical, high-performance systems, working closely with leadership and a talented engineering team in a fast-paced, high-growth environment.

It's a role for someone who thinks in systems, builds for scale, and wants to make a meaningful impact at a company that's growing fast and building something genuinely exciting.

Key Responsibilities

• Take ownership of complex architectural decisions, shaping how the core platform is built and scaled over time
• Drive the design and delivery of secure, high-performance features across mission-critical systems
• Build and maintain robust APIs that allow global partners to integrate reliably with the platform
• Work closely with product and engineering teams to turn ambitious ideas into well-engineered, production-ready solutions
• Raise the technical bar across the team; championing best practices, quality, and a culture of continuous improvement
• Play an active role in developing the engineers around you, sharing knowledge and helping the team grow through hands‑on guidance and collaborative code reviews

About You

• A natural systems thinker. You design for performance, security, and long‑term maintainability from the start
• Solid experience building and scaling distributed systems and RESTful APIs that handle serious workloads
• Equally comfortable working with engineers and non‑technical stakeholders, translating complexity into clarity
• Thrives in a fast‑paced, Agile environment and takes personal ownership of the quality and integrity of what gets shipped
• Someone who is energised by building not just the product, but the team and culture around it
• Salary: Up to £100k
• Share Options
• Brilliant PTO + Birthday Off
• Enhanced parental leave
• Pension