backend java developer jobs in Derby

We are hiring on behalf of our client, a rapidly scaling SaaS business, for multiple Full Stack Developers (junior to senior level, including a strong No.2 role) to help build and scale the backend of their systems. This is a backend-heavy role, but with opportunities to contribute across the stack. You’ll be building robust APIs, structuring databases, and working on applications that power...

About Prighter Prighter is a fast-growing LegalTech company building productised services and SaaS solutions for compliance with data protection as well as AI & digital governance regulations. With the mission to enable companies around the world to comply with regulatory requirements for their digital business, our services and SaaS solutions guide our global clients through the increasingly...

Location: Nottingham, United Kingdom (Hybrid: 3 days in office, 2 days remote) About the Role: We are expanding our Java Development team in Nottingham! If you’re passionate about building high-quality software that enhances the lives of consumers, this is your chance to work in a collaborative, self-organized engineering environment. Key Responsibilities: - Design and develop software...

You will be responsible for the entirety of the back end features of the products.

You will be in charge of building scalable backend services and awesome messaging queues.

You will be responsible for developing a Python-based back end platform that's handling 100,000+s of interactions daily.

You will work across cutting‑edge platforms including Payment Networks, Digital Banking, Emerging Payments, and highly scalable data and analytics environments built on Google Cloud Platform, Data Lakes and Power BI. This role involves modern engineering, integration, testing, and hands‑on development within a high‑impact digital landscape.

About the Team Dex is an AI-powered recruiter, matching exceptional software engineers with top tech companies. We're one of the fastest-growing UK startups, and have raised $3.1M from a16z and Concept Ventures to build a best-in-class voice agent, matching engine and web app experience that will redefine the way that talent and opportunity connect. We're hiring a Python engineer to join our...

You will be working closely with the Machine Learning team; however, you are not required or expected to have background in Machine Learning. This is an applied role, and we are looking to hire a software engineer with experience in cloud computing and distributed systems. In this role, you will:

Join Marmalade Game Studio – Creators of Top-Selling Digital Board Games At Marmalade Game Studio, we bring the world’s best-loved board games to life on mobile, PC, and console. From Monopoly to Ticket to Ride, we’re passionate about crafting rich, high-quality gaming experiences that players of all ages can enjoy. We’re currently looking for a Backend Programmer to join our talented team. If...

🚀 About Webigence and Spark Travel Webigence has 25 years of experience crafting UX‑first, often highly complex software. Our engineers pair forward‑thinking agile practices with an obsession for intuitive design, shipping products that feel effortless even when the logic underneath is anything but. Alongside a handful of long‑standing third‑party clients, we’re scaling our own SaaS...

About Us: We're a forward-thinking technology company building innovative web solutions using modern development practices. Our team values continuous learning, collaboration, and cutting-edge technology to create exceptional digital experiences. Position Summary: We're seeking an enthusiastic Entry-Level JavaScript Developer to join our dynamic team on a contract basis. This is an excellent...

About Aero A digital experience company, we sit at the intersection of insights, creativity and technology, crafting digital experiences that transform business performance. We’re a small, fully remote team with big ambitions. We work hands-on with our clients, giving our teams genuine ownership of their work. Every project you touch will be seen by thousands of people and will directly...

C++ Developer / Backend Software Engineer Cambridge / WFH to £75k Are you a C++ technologist looking for an opportunity to progress your career whilst working on complex and interesting systems with continual learning opportunities? You could be joining a market leading software house that's remote access product is used by hundreds of millions of users worldwide. What's in it for you: -...

You must speak, write and be able to understand fluent English. - Deep knowledge and regular usage of Firebase suite, especially Firestore. - Strong proficiency in TypeScript and modern JavaScript (ES6+).

You must enjoy constantly learning and researching to improve your level of expertise.

React / Next.js Developer – Contract (Outside IR35) 📍 Location: Remote (UK-based preferred) 📅 Contract Length: 2 months 💼 Contract Type: Outside IR35 💰 Rate: £300 per day 🚀 Start: ASAP Overview We’re looking for an experienced React / Next.js Developer to join us on a short-term contract to help deliver and enhance a modern, high-performance web application. You’ll be working closely with...

Department: Support Reports To: Application Software Support Manager Location: Remote Salary: £55k - £60k /yr (depending on experience) Contract Type: Permanent – Full Time Role Summary We're looking for an experienced full-stack .NET developer to join our team in a new and exciting role. This role will initially be supporting an array of clients, helping our support team to continue to...

Full Stack Engineer (Java, React, AI/ML/LLM/SDK) – Cutting-Edge Series B scale up Location: Remote EU - Spain Salary: £70K - £110K About: We are seeking a Full Stack Engineer with a proven track record in building and scaling applications powered by Large Language Models (LLMs). This role requires deep expertise in Java, React, and modern AI/ML development, including LLM frameworks, SDKs, and...

C# Developer / Full Stack Engineer (.Net Core JavaScript) St Albans / WFH to £100k Do you have expertise with C# .Net backend development combined with JavaScript skills? You could be progressing your career in a senior hands-on role at a technology driven trading company that invest in Sports betting markets with a flat structure where you will get your voice heard and can make a real impact...

You will be responsible for the entirety of the back end features of the products.

You will be in charge of building scalable backend services and awesome messaging queues.

You will be responsible for developing a Python-based back end platform that's handling 100,000+s of interactions daily.

Location: Nottingham (3 days per week from the office) We’re looking for an experienced Java Technical Lead to join one of our self-organised Services engineering teams. You’ll play a key role in shaping technical direction, leading by example, and ensuring that the software we deliver is secure, scalable, and built to the highest engineering standards. Working closely with Product Management...

Job Title: Java, AWS – Senior / Tech Lead Location: Nottingham, United Kingdom (Hybrid: 3 days in office, 2 days remote) About the Role: We are expanding our Java Development team in Nottingham! If you’re passionate about building high-quality software that enhances the lives of consumers, this is your chance to work in a collaborative, self-organized engineering environment. Key...