Senior Software Engineer

Jack & Jill/External ATS; Greater London; On-site; GBP 70,000 - 90,000; Full time

Job summary

A high-growth AI technology startup in London seeks an experienced software engineer to join their elite engineering team. You will design and scale systems for modern workflows, utilizing cutting-edge AI technologies. The ideal candidate has over 5 years of experience in software engineering and excels in project ownership and product development. This role offers the chance to work closely with Fortune 500 clients and be part of a collaborative culture focused on transformative AI solutions.

Benefits

Backed by world-class venture capital firms

Access to Fortune 500 customer feedback

Collaborative engineering culture

Qualifications

• 5+ years of professional software engineering experience shipping complex production systems.
• Strong product intuition with experience in creating user workflows.
• Proven ability to take ownership of projects from start to finish.

Responsibilities

• Design, build, and maintain robust and scalable systems.
• Translate customer requirements into maintainable software solutions.
• Own full project execution including deployment and quality assurance.

Skills

Software Engineering

AI Systems Design

Product Development

Job description

Company Description

High-growth AI technology startup

Job Description

Join an elite engineering team building an AI-powered operating system designed to modernize complex workflows and data management. You will design and scale reliable systems that automate manual processes for global enterprises. This role offers the chance to work at the intersection of generative AI and enterprise productivity in a high-velocity environment.

Location

London, UK

Why this role is remarkable

• Work on a mission-critical platform backed by world-class venture capital firms and pioneering AI industry leaders.
• Build and ship production-ready AI features weekly with direct access to feedback from Fortune 500 customers.
• Join a world-class team of engineers from top-tier tech giants in a high-agency, collaborative engineering culture.

What you will do

• Design, build, and maintain scalable, reliable systems and user-facing product experiences using modern AI stacks.
• Translate ambiguous customer requirements into maintainable, production-ready software solutions from first principles.
• Own end-to-end execution of projects across the full stack, including deployment, monitoring, and long-term technical quality.

The ideal candidate

• 5+ years of professional software engineering experience shipping complex production systems end-to-end in fast-paced environments.
• Proven ability to operate with high agency, taking full ownership of projects from initial scoping through to iteration.
• Strong product intuition and a background in partnering with design teams to build intuitive, impactful user workflows.

Next steps

Step 1. Visit our website.
Step 2. Click 'Talk to Jack'.
Step 3. Talk to Jack so he can understand your experience and ambitions.
Step 4. Jack will make sure Jill (the AI agent working for the company) considers you for this role.
Step 5. If Jill thinks you're a great fit and her client wants to meet you, they will make the introduction.
Step 6. If not, Jack will find you excellent alternatives. All for free.