Senior Software Engineer (Platform team) @Orbital Witness

We are Orbital an AI company on a mission to automate the legal segment of every property transaction in the world We iterate rapidly to build products that utilise the bleeding-edge AI models. Products that are powered by the latest frontier models including OpenAI’s GPT-4.1, o3 and o4-mini along with others from Anthropic and Google Gemini. This places us at the forefront of THE most advanced technological advancements of our generation We’re spearheading an unprecedented shift in how the world’s #1 asset class is transacted, globally.

Legal reasoning is a hard problem and requires some of the smartest and most experienced professionals to solve legal challenges for their clients. Because of this we will continue to push ahead and use the most intelligent and the fastest foundational models to build an AI Assistant that can provide accurate, efficient, and reliable support to legal professionals in the world of real estate.

Already the trusted ally of thousands of lawyers and commercial property professionals across the UK and US, across a diverse spectrum of blue-chip firms and title insurers, our innovative solutions have earned accolades from the UK\’s magic circle law firms—Clifford Chance, Linklaters, Allen & Overy, Freshfields, and Slaughter & May—as well as renowned organisations like Tesla and Marks & Spencer. Now in the early stages of an international expansion, we\’re continuing to expand our talented team to support our growth.

Bolstered by the support of industry giants, including some of the world\’s largest real estate and insurance companies such as JLL, First American Financial, and Investec and on the back of our £7.5 million Series A funding round led by Parker89 , we’re on the lookout for exceptionally talented people to join us in shaping the future of property transactions under this new evolution of technological advancement.

We’re building an AI assistant with the expertise of a high-performing real estate associate at a law firm. We believe property deals in the 21st century shouldn’t hinge on overworked lawyers sifting through paperwork and drafting reports. It’s time for smarter, faster, tech-driven transactions.

Our mission is to help any professional or individual involved in a property transaction to properly understand what they are getting into, from the outset, before incurring legal fees.

We areBold & Ambitious (changing an entire industry is hard!)

We givePower to our People (we give exceptional people autonomy to succeed)

WeQuestion or Commit ****(we welcome debate, but love reaching quick decisions)

… and weEat that Frog! (we take on the hardest thing first)

We\’re looking for engineers from mid level to senior to join our platform team, as we\’ve launched the industry’s first legal AI Agent and have seen phenomenal growth in both revenue and usage in the last 18 months. Orbital Copilot is a new product which is delivering much needed automation in Real Estate transactions across the country and internationally, with a view to transforming the way property is transacted. We have a successful existing product which helps real estate professionals extract key information & create reports from legal documents. We’re evolving this product to add further value to our user base.

With the recent release of many Large Language Models (LLMs), such as OpenAI’s GPT-4o and o3, we’ve continued to adopt bleeding edge frontier models. This is an opportunity for someone who is passionate about learning how to utilise this in production use cases.

You’ll own the end-to-end design and development of key features of our web application along with the underlying services that support it. You’ll be joining a small, dynamic and fast-paced team with a focus on quality, usability and impact. You’ll be involved in every stage of the development lifecycle; from discovery and design, through implementation to deployment, maintenance and continuous improvement. You will be supported by a cross-functional, collaborative and growing team in delivering an impactful product, initially to lawyers and then to a wider set of B2B customers.

Dive deep into complex low-level backend engineering and system architecture challenges, solving problems at the core of the application.

Design and implement scalable, reliable backend systems that form the backbone of our cutting-edge product.

Take full ownership of critical technology decisions to lay the foundation for our ambitious growth plans.

Develop, test, refactor, deploy, maintain, and support production software with precision and care.

Collaborate closely with a cross-functional team (Al product manager, VP of Al, legal experts, and other engineers) to experiment quickly and ship impactful features.

Champion code quality and reuse to create a maintainable and scalable codebase.

Play a pivotal role in architecture and code reviews, ensuring our applications meet the highest standards of quality, security, and scalability.

Work on infrastructure as code and CI/CD pipelines, ensuring seamless integration and deployment of systems.

Ensure compliance with security policies and ISO 27001 by protecting sensitive data and following secure coding practices to prevent breaches, injection, and unauthorised access.

Matched pension contributions and equity options in a fast growing start-up

Flexible working hours and location

Professional equipment and personal development budget along with training opportunities to learn and develop your skills

Free lunch on Wednesdays and a Deliveroo budget if you’re working late from the office

An inclusive community enjoying all-company off-sites, lunches and socials

We value diversity at Orbital Witness, and would particularly encourage applications from those who are traditionally underrepresented in tech. We’d love to hear from you even if you don’t match all of the above criteria or are seeking other opportunities that we’re not currently advertising.

You should apply if: ️

Proficiency in Python with proven experience building and scaling backend systems from scratch.

Expertise in frameworks like FastAPI and SQLAlchemy for building robust and efficient backend solutions.

Strong hands-on experience with Terraform for infrastructure as code, enabling scalable and reliable systems.

Experience with monitoring ****and observability tools, such as Datadog or Prometheus.

Familiarity with event-driven systems, particularly Kafka and/or RabbitMQ.

Deep understanding of messaging and queuing systems, including design patterns for reliability, retries, and scaling.

Strong understanding of PostgreSQL for relational database systems.

Experience working with Redis for caching and high-performance data handling.

Experience setting up and maintaining CI/CD pipelines for smooth and automated deployments.

Low-Level & Deep Stack Problem-Solving

Note: We don’t expect candidates to tick every single box, we encourage you to apply even if you don’t meet all of the criteria.

It would also be nice if you have:

Exposure to container orchestration (e.g., Kubernetes)

Experience building or maintaining infrastructure for AI workloads, including support for agents, LLMs, or vector databases.

Familiarity with LangChain, LangSmith, or similar agent orchestration and tracing tools.

Experience managing and scaling applications in cloud environments, particularly with Azure.

As part of our commitment to information security, all employees are expected to adhere to company security policies and procedures, participate in mandatory security awareness training, and ensure the secure handling of sensitive data in line with ISO 27001 standards. Reporting potential risks or incidents is a key part of fostering our culture of security and compliance.

Matched pension contributions and equity options in a fast growing start-up

Flexible working hours and location

Professional equipment and personal development budget along with training opportunities to learn and develop your skills

Free lunch on Wednesdays and a Deliveroo budget if you’re working late from the office

An inclusive community enjoying all-company off-sites, lunches and socials

We value diversity at Orbital Witness, and would particularly encourage applications from those who are traditionally underrepresented in tech. We’d love to hear from you even if you don’t match all of the above criteria or are seeking other opportunities that we’re not currently advertising.

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