Junior Software Engineer, Central AI Lab

Job Description: Junior Software Engineer, Central AI Lab The Vesta Software Group acquires, manages, and builds software companies in a variety of vertical markets, enabling them to be clear leaders in their industries. Our companies provide mission-critical enterprise solutions for vertical industries across the entire industry value chain. The Vesta Software Group Limited is all about strengthening businesses within the markets in which we compete and enabling them to grow – whether through organic measures such as new initiatives and product development, day-to-day business, or through acquisitions. Position Accelerate delivery of pilots and reusable kits by building, testing, and refining AI‑enabled components (agents, RAG, integrations, evaluation harnesses, internal tooling). You will learn fast, ship real things, and build strong engineering habits in an AI‑first delivery model. Job Responsibilities What you will deliver: Build features and components for central AI starter kits: Agent and workflow components, RAG pipelines, data connectors, lightweight UI where needed. Evaluation harnesses and metrics dashboards (quality, latency, cost). Implement strong engineering hygiene: Tests, linting, code review participation, CI/CD contributions. Clear documentation and runbooks for what you build. Support BU delivery: Help adapt central patterns to BU contexts under supervision. Contribute to show‑and‑tell demos and case study write‑ups. Contribute to the AI‑DLC (AI‑Driven Development Lifecycle): Work spec‑first, keep changes small, and prove behaviour with tests and evals. Job Qualifications Must‑have experience / capabilities: Solid coding ability in at least one of: Python, TypeScript/JavaScript, C#, Java (plus willingness to learn what's needed). Basic engineering workflow competence: Git, pull requests, debugging, writing tests. Comfort working with APIs and data (JSON, authentication basics, querying/storing data). Evidence of learning speed and curiosity (projects, internships, OSS, coursework, hackathons). Ability to communicate clearly in writing (important for spec‑first delivery and handovers). Nice‑to‑have: Any practical LLM app exposure: prompt/RAG basics, vector search concepts, tool‑using agents. Familiarity with Azure or AWS basics. Familiarity with Power Platform basics (helpful for cross‑team collaboration). Your Personal Characteristics Will Include: A curious, fast‑learning junior engineer who is eager to build production‑bound features, follow strong engineering habits, and work in a spec‑first, test‑driven approach. You communicate clearly, collaborate well, and enjoy contributing to shared patterns, reusable kits, and meaningful pilot deliveries. You are adaptable, proactive, and excited to learn modern AI‑native engineering practices. Travel: Occasional UK travel for BU workshops, onboarding, and internal events. Optional international travel (USA/Canada/South America) for portfolio events . Business Unit: Vesta Software Group Scheduled Weekly Hours: 37.5 Number of Openings Available: 1 Worker Type: Regular Career Site: More About Jonas Software: Jonas Software is a leading provider of enterprise management software solutions, serving a wide range of vertical markets including hospitality, healthcare, construction, education, personal care, fitness, leisure, moving and legal services, to name a few. Within these markets, Jonas is comprised of over 65 distinct brands, each a respected leader in its domain. Jonas’ vision is to be the branded global leader across these verticals and to be recognized by customers and industry stakeholders as the trusted provider of “Software for Life.” We are committed to technology, product innovation, quality, and exceptional customer service. Jonas Software supports over 60,000 customers in more than 30 countries. We employ over 6,000 skilled professionals, including industry experts and technology specialists. Across our broader network, we support a global workforce of more than 30,000 employees. Headquartered in Canada, Jonas Software has a global footprint with offices around the world. We’re a 100% owned subsidiary of Constellation Software Inc., based in Toronto, publicly listed on the TSX (CSU.TO), and a member of the S&P/TSX 60 Index. IS THIS YOU? At Jonas we have long realised that our greatest asset is our employee base. As such we strive to provide our team with a fantastic working environment and an enriching career, which we know will translate into world class service to our valued clients. This allows Jonas Software to maintain and extend our lead as the premier software and services provider in each of our markets. If being part of a growing organization that moves at a fast pace and constantly strives to get better each and every day is what you are looking for, then we want to hear from you. Everyone has heard the sports analogy “to be the best, you have to beat the best”; well at Jonas Software we have tweaked that slightly to fit vertical market software. We believe to be the best you have to hire and retain the best!!! Jonas Software is an Equal Opportunity Employer. If you need accommodation for a disability at any stage of the application process or want more information on our accommodation policies, contact recruitment at careers@jonas-group.co.uk Jonas Software is part of a CSI group of companies. <