Junior Software Developer - Java/Scala in London

Kickstart your career as a Java/Scala Developer with mthree! Looking to start your career in tech? At mthree, we help graduates like you launch careers with top global employers through our Alumni Graduate Program. You’ll get the training, support, and real‑world experience you need to succeed.

What you’ll do:

• Work with Java or Scala to build and support real applications.
• Collaborate with teams across the globe to solve business challenges.
• Continuously develop your skills through mentoring and hands‑on projects.

What we’re looking for:

• A degree in computer science, software engineering, or a related subject (2.2 or higher).
• Solid programming skills in Java (and an interest in learning Scala).
• An understanding of basic software development concepts – testing, debugging, and how applications fit together.
• Curiosity about new technologies (bonus if you’ve explored databases, build tools, or big data, but not essential).
• A problem‑solving mindset and a proactive approach to learning.
• Strong teamwork and communication skills – you’ll be working with others every day.
• The right to work in the UK. *please note we don’t offer visa sponsorship.
• Willingness to relocate within the UK if required for your placement.

What you’ll get:

• Ongoing training and mentoring to support your career growth.
• The chance to interview with industry‑leading organisations after your training and secure a placement where you can put your skills into action.
• A competitive graduate salary with annual increases.
• A flexible benefits package.
• Valuable hands‑on experience that builds a pathway into a permanent role.

How it works:

• Apply and complete our straightforward assessment process.
• Train for 6 months at the mthree Academy, learning Java/Scala plus professional skills to get you client‑ready.
• Interview with our client(s).
• Start your 12‑24‑month placement.
• Grow into a permanent role with your client.

Diversity and Inclusion at mthree:

At mthree, we celebrate diversity and foster an environment where everyone can thrive. We value inclusion, equality, and the health and well‑being of all employees, ensuring our culture supports courageous teamwork, continuous learning, and making an impact.

The successful candidate must have the right to work in the UK by the start of their employment and for the full duration of the training and placement period, which is 26 months.

At mthree, we embrace and uphold the principles of equal‑opportunity employment. We firmly believe in treating every individual with fairness and respect, free from discrimination on the grounds of race, religion, ethnicity, sex, age, national origin, marital status, parental status, sexual orientation, gender identity, disability, different ability, neurodiversity, status as a veteran/member of the armed forces, or any other legally protected status.

Our unwavering commitment extends to fostering an inclusive environment that empowers qualified minorities and advancement within our organisation. We continuously strive to improve and ensure that all applicants and employees have an equitable experience throughout their journey with us.

Together, let’s create a workplace that celebrates diversity, encourages inclusivity, and champions equal opportunities for all.

Submitting information is voluntary and your answers in this section will not impact your application through the recruitment process. All information is kept confidential and is collected solely to ensure we’re attracting a diverse population of applicants, to deliver our commitment to diversity.

Disability and/or Different Ability:

At mthree we are committed to supporting all staff and recognise that staff with disabilities and/or different abilities or those who may be developing a disability may require additional support to enable them to begin/ remain in the workplace. As a Disability Confident employer we have made a commitment to not only abide by the essential actions but wherever operationally possible to go beyond any statutory legal requirement to support applicants and existing staff to be part of our workforce.