Lead Java Developer jobs in Hertfordshire

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.

· High-energy, detail-oriented, proactive and able to function independently under pressure. · WebLogic, Web Sphere/JBoss · Expert in Java, J2EE, Web Services (REST, SOAP), API Gateway, Integration patterns, Security standards, Spring boot, Spring MVC, Spring 4.0,Hibernate/JPA, concurrency and threading, Collections · Web application related technologies – Java, Spring · Web technologies –...

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...

You will oversee 2–3 backend squads, shaping long-term microservices architecture using Java 21 and AWS. This role balances strategic technical leadership with hands-on mentorship to drive engineering excellence, security, and scalable system design. Why this role is remarkable:

Role: Lead Test Engineer Contract Length: 12 Months Location: Hybrid – 3 days per week in office (except London). So Birmingham, Blackpool, Leeds, Manchester or Newcastle Must haves: - Significant experience leading and testing micro services - Functional and non functional testing - Hands on experience in automation testing Leadership skills - Experience leading microservices...

Job Description Stevenage Are you interested in developing your career as a high speed Digital and Hardware Electronics Design Lead using state-of-the-art MPSoC FPGAs and AI acceleration hardware? If so, MBDA has an exceptional opportunity for the right individual to join our team with a long term view to establishing their career as a technical lead and expert in their field. Salary: circa...

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.

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.

Job Description At Costa Coffee, we are what we craft. We’re reimagining coffee experiences in over 50 countries and counting, as a key part of the Coca-Cola System. Whether you get your coffee in a store, from a machine, at home, or on the go – we’ve got you covered. Our teams make a difference. Whether that’s working on new tech for the perfect pour, helping our teams grow, creating...

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.

Job Description Stevenage An opening has become available to lead a highly dynamic, fast-paced, production design support team. Enhancing Electronic Engineering designs and providing support to deliver our significant order book in manufacturing and providing experience to develop our future products. Job Title: Operational Lead Production Design Support Location: Bolton or Stevenage...

You will oversee 2–3 backend squads, shaping long-term microservices architecture using Java 21 and AWS. This role balances strategic technical leadership with hands-on mentorship to drive engineering excellence, security, and scalable system design. Why this role is remarkable:

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...

Role: Lead Test Engineer Contract Length: 12 Months Location: Hybrid – 3 days per week in office (except London). So Birmingham, Blackpool, Leeds, Manchester or Newcastle Must haves: - Significant experience leading and testing micro services - Functional and non functional testing - Hands on experience in automation testing Leadership skills - Experience leading microservices...

Role: Lead Test Engineer Contract Length: 12 Months Location: Hybrid – 3 days per week in office (except London). So Birmingham, Blackpool, Leeds, Manchester or Newcastle Must haves: - Significant experience leading and testing micro services - Functional and non functional testing - Hands on experience in automation testing Leadership skills - Experience leading microservices...

Job Description Stevenage An opportunity has arisen to join the Data Link Systems team within the Seekers and Data Link Systems directorate as Systems Engineering Lead. The role will involve supporting projects in their use of current and emerging systems engineering processes, methods and tools, whilst concurrently being actively involved in developing and promoting best practice usage to...

You will oversee 2–3 backend squads, shaping long-term microservices architecture using Java 21 and AWS. This role balances strategic technical leadership with hands-on mentorship to drive engineering excellence, security, and scalable system design. Why this role is remarkable:

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 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...

Job Description The Simulation and Modelling Lead position offers an exciting prospect to embark on a challenging and fulfilling leadership journey. You'll be at the helm of a dynamic and dedicated team, driving the development of innovative simulations that underpin our defence projects! Salary: Up to £74,000 depending on experience Dynamic working: 4-5 days per week on-site due to workload...