Junior Software Engineer

ECM Selection; North Weald Bassett; On-site; GBP 60,000 - 80,000; Full time

Job summary

A cutting-edge technology startup in North Weald Bassett is seeking a Junior Software Engineer to help build internal tools and software infrastructure essential for their innovative AI-driven projects. The ideal candidate will possess a good degree in a STEM field and strong programming skills, preferably in Python. This position offers a competitive salary and the opportunity to contribute to technically challenging defence projects in a supportive team environment, ideal for budding software engineers eager to grow in their careers.

Benefits

Competitive salary

Professional development opportunities

Agility of a growing startup environment

Qualifications

• Good degree (2:1 or above) in a STEM subject from a top university.
• Strong programming skills in at least one modern language (Python preferred).
• Solid understanding of data structures and algorithms.

Responsibilities

• Design and develop systems for data gathering, preprocessing, and optimisation.
• Support the company’s machine-learning and algorithm-development efforts.
• Contribute to technically challenging defence projects.

Skills

Strong programming skills in at least one modern language (Python preferred)

Solid understanding of data structures and algorithms

Ability to work collaboratively

Enthusiasm for solving complex technical problems

Education

Good degree (2:1 or above) in a STEM subject from a top university

Job description

Junior Software Engineer ECM Selection•North Essex, GB

Combining cutting‑edge hardware with sophisticated software, this startup is building products that push the boundaries of sensing, autonomy, and real‑time decision‑making. With a powerful AI at their heart, these products are designed not only for today, but to adapt and evolve into the future as demands change. As the team continue to grow, they are looking for a Junior Software Developer to join their multidisciplinary engineering team.

In this role, you will play an important part in building the internal tools and software infrastructure that support the company’s machine‑learning and algorithm‑development efforts. You will design and develop systems for data gathering, preprocessing, and optimisation, ensuring that engineers and researchers have the high‑quality data pipelines required for experimentation and real‑world deployment. It’s an excellent opportunity to contribute to technically challenging defence projects while developing your software engineering skills in a collaborative environment.

Requirements

• Good degree (2:1 or above) in a STEM subject from a top university.
• Strong programming skills in at least one modern language (Python preferred or willingness to specialise in it).
• Solid understanding of data structures, algorithms, and general software engineering principles.
• Enthusiasm for solving complex technical problems and learning new technologies.
• Ability to work collaboratively in a multidisciplinary engineering environment.
• UK national – work can be of a sensitive nature requiring UK Security Clearance.

You will work alongside experienced engineers who will support your professional development while giving you real ownership of meaningful technical work. The company offers a competitive salary, plus the excitement and agility of a growing startup environment where your contributions will be visible and valued. This is an ideal role for someone eager to build a career in software engineering while contributing to innovative, mission‑driven technology.

Please note: even if you don't have exactly the background indicated, do contact us now if this type of job is of interest - we may well have similar opportunities that you would be suited to. And of course, we always get your permission before submitting your CV to a company.