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Principal Java Engineer (AWS / Microservices)Salary: Up to £100,000 + Bonus + BenefitsLocation: Coventry or Central London - Hybrid (2 days per week onsite)Working Hours: 40 hours per week - Full timeJob Type: Permanent A globally established organisation is seeking an experienced Principal Java Engineer to shape the future of large-scale digital platforms used by millions of customers. This role will focus on driving engineering excellence, defining technical standards and leading the design of scalable, high-availability systems across a modern cloud-native environment. Responsibilities for the Principal Java Engineer: • Define and evolve engineering strategy, standards and best practices across your domain, • Lead technical direction across multiple engineering teams and programmes, • Design and oversee delivery of large-scale, distributed systems using modern technologies, • Provide expert guidance on technical risk, architecture decisions and prioritisation, • Support Staff Engineers and development teams with deep technical leadership, • Drive adoption of DevOps, CI/CD, automation and modern engineering practices, • Leverage AI and intelligent automation to improve productivity and delivery outcomes, • Mentor engineers and contribute to a strong engineering culture and community of practice, • Deep hands-on expertise in Java, Spring Boot, Microservices, Kafka and AWS, • Strong understanding of software architecture and scalable system design, • Experience leading development of high-performance distributed systems, • Proven experience in a Principal, Lead or Senior Engineering role, • Experience defining and governing technical standards and engineering practices, • Experience influencing strategy across multiple teams or domains, • Practical experience using Generative AI tools to improve engineering productivity, • Strong advocate of Agile delivery and modern engineering ways of working, • Experience building collaborative engineering communities, • Comfortable making data-driven technical decisions at scale

We are looking for a Senior Software Engineer who will be responsible for designing, developing, and deploying high-quality software solutions. You will work on complex software projects, contributing to the architecture, development, and improvement of software systems. This role involves mentoring

We’re partnering with a leading global financial institution seeking experienced Java Contractors to join high-impact engineering teams delivering scalable, mission-critical platforms. Strong Java development experience (Java 11+).

Brio Digital are supporting a consultancy on a major NHS digital programme and are looking for experienced Java Developers to join an established engineering team. You will contribute to the design, build, and delivery of complex, high-availability digital solutions within a large-scale NHS environm

We are seeking a highly skilled Java Software Engineer's to work on a UK Government programme. Strong recent experience with Java 20 or above. Experience with software patterns.

A Java Developer (2-5 years experience) designs, codes, tests, and maintains scalable Java applications, collaborating with teams, debugging issues, and using frameworks like Spring/Hibernate, focusing on clean, efficient, object-oriented code, participating in the full SDLC. Number] years of profes

We are seeking multiple Senior Java Engineers to join the programme engineering team. Strong, demonstrable experience as a Senior Java Engineer in a production environment. Senior Java Engineers (12x) — Contract - (Financial Services / Investment Management).

Key Responsibilities - Develop and maintain scalable digital services and applications - Work across backend and full-stack development activities using modern technologies - Write clean, maintainable code following Test-Driven Development (TDD) principles - Collaborate with multidisciplinary teams

Role Overview - Location: Milton Keynes (Once per month onsite /Flexible working available) - Package: Up-to 95,000 Basic, bonus scheme + benefits - Industry: Fintech / Digital Banking What You’ll Be Doing - Leading the design and delivery of full stack features across backend and frontend syst

SOW & Deliverables - Develop and maintain scalable Java-based services and applications - Build and support Spring Boot microservices - Work with Kafka and event-driven architectures - Contribute to agile delivery using Test-Driven Development (TDD) principles - Support engineering best practices a

We are currently recruiting for a Java Software Developer to join a growing team in an exciting organisation, with a clear path into a senior technical leadership role. This position would suit someone who is comfortable working across both legacy and modern Java environments, and who has already st

We're seeking a highly motivated and experienced engineer to play a key role in our Customer Service Engineering Group. The Customer Service Engineering group is all about making things better for our customers. Starling engineers are excited about helping us deliver new features, regardless of what

Java Script Works is looking for an experienced Software Engineer to join their team in Luton. The ideal candidate will have a strong background in software development and proficiency in programming languages such as JavaScript, LiveView, C++, React, Elixir, and Erlang.

Our client - a global automotive systems industry leader - is looking to hire an Principal AI Software Engineer (Java) to join them on an initial 6-month contract, with a view to transition to permanent employment. Deep expertise with Java / Spring / AWS. Customer facing software/platform re-write e

As a Software Engineer, you will design and develop backend services, APIs, and portal systems that operate within high-availability payment processing platforms. Design and build robust Java-based systems and RESTful APIs. Improve development processes through automation, simplification, and applie

A global technology company in the UK is seeking a Product Manager to develop innovative financial solutions.You will define and shape the Wise Assets product, focusing on user experience and data-driven decisions.The role requires strong project coordination skills and experience in web application

Java Software Engineer**RELX is a global provider of information-based analytics and decision tools for professional and business customers, enabling them to make better decisions, get better results and be more productive. As a Software Engineer, you will build capabilities to improve the quality o

Day in the Life of a Software Engineer. We’re looking for Backend Software Engineers to work on the Engine Platform and make our existing features work for banks all over the world as well as building new features from scratch that Starling hasn’t released in the UK market. We are looking for en

Drive the "gold standard" for backend engineering, contributing high-quality, maintainable code in a fast-paced environment. Act as a force multiplier for the engineering team, coaching senior talent and fostering a culture of technical excellence. Principal Backend Engineer | London (Hybrid) | Up t

Role: Software Engineer (Java) – Up to £120,000 + Bonus + Package. Complex engineering challenges alongside some of the top talent in fintech. Engineers are treated as the company’s #1 asset.

As a Lead Software Engineer at JPMorgan Chase within the Commercial & Investment Bank's Equities Technology team, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scalable way. Leads communities of

Software Engineer / Developer (Java Kafka Spring Boot AWS microservices) opportunity. Software Engineer Java Kafka API (PR/100680) London, England. Software Engineer / Developer (Java Kafka API) London / WFH to £90k.

A leading financial services institution in Greater London is seeking a Lead Software Engineer to design scalable technology solutions that support business goals. The ideal candidate has a Bachelor's in Computer Science, proficiency in programming languages such as Python and JavaScript, and strong

Public Sector Resourcing, managed by AMS, is looking for a Software Engineer (Java) for a 14-month contract. Responsibilities include developing high-quality applications using Java and Spring Boot, designing RESTful APIs, and working with PostgreSQL and GCP services.

Optamor is seeking a Software Engineer with strong C++, Java, and Python programming skills to join Lockheed Martin in Ampthill, Bedfordshire. Candidates should demonstrate proven software engineering experience and strong communication skills.

Java Software Developer – Sports betting Hedge fund startup - London. A couple of Java Software Developers are required for an exciting and innovative Sports betting hedge fund startup based in London. Contribute to greenfield Java work, providing challenging and rewarding software solutions.

Software Engineer III – (Java / Databricks / API). The Software Engineer III performs moderately complex research, design, and development work on systems that compute large‑scale metrics using distributed processing, search indexing, and graph‑based data structures. This role focuses on imple

Professional experience in ML/AI engineering or software engineering. You’ll collaborate across engineering, product, knowledge engineering, and customer‑faceting teams to ship features that genuinely make work smarter. If you’re driven by solving real problems with well‑engineered solutions

Backend Software Engineer (Java). My client in the automotive industry is seeking an experienced Senior Backend Software Engineer to join their Identity Management Services team, focusing on the core platform work that powers our identity infrastructure. You will be responsible for ensuring the plat

As a Senior Software Engineer, you will own large-sized, impactful projects within the domain. Exceptional communication skills, with the ability to articulate complex technical and architectural concepts clearly to diverse audiences, including product managers, designers, and other engineering team

A dynamic sports betting startup in London is seeking Java Software Developers to join their innovative team. The role involves working with quantitative researchers and talented engineers to build data integrations and support systematic trading models. Candidates should have at least 3 years of Ja

Bowden Brown is seeking a talented Enterprise Software Engineer to join their growing technology team in London. The role involves building high-performance financial software and collaborating with operations and middle office teams to solve complex business problems. Candidates should have strong

A leading software company in Greater London seeks an AI Engineer to innovate at the intersection of engineering and AI. Candidates should possess a degree in relevant fields and experience in ML/AI engineering.

Software Engineer III- (Java/ Databricks /API). The Software Engineer III performs moderately complex research, design, and development work on systems that compute large-scale metrics using distributed processing, search indexing, and graph-based data structures. The SciVal Development Team is a cr

Elsevier in Greater London is seeking a Software Engineer III to contribute to the development of ScienceDirect's cloud-hosted web applications. Candidates should be proficient in Java, Spring, and JavaScript, with a passion for Agile methodologies.

A leading space engineering firm in Greater London is seeking a Ground Segment DevOps Engineer to join their innovative team. This role involves designing and maintaining the Mission Control System, implementing software modules in Java and Python, and supporting mission operations subsystems. Ideal

Design and implement robust, scalable systems using deep JVM and Java ecosystem expertise, including modern Java concurrency with virtual threads. Apply SOLID principles and cohesive design to build software that is easy to understand, maintain, and onboard new engineers onto. This role sits at the

As a Lead Software Engineer at JPMorgan Chase within the Data Platform & Strategy team within Corporate Risk Technology, you will design, build, and enhance advanced data engineering solutions. Drive communities of practice across Software Engineering to promote new and leading‑edge technologies.

RxJava, Groovy, Couchbase, and Kafka. Design and implement end‑to‑end systems using your deep JVM and Java ecosystem expertise. Apply SOLID principles and cohesive design to build scalable software.

Design, develop, and maintain high-performance Java-based systems for FX options trading and market making. Participate in the full software development lifecycle, from requirements gathering to production deployment. Core Java development with strong knowledge of data structures and algorithms.

We’re seeking a highly motivated and experienced engineer to play a key role in our Customer Service Engineering Group. You should have a strong understanding of delivering robust and scalable code, applying best practices, and a proven track record of delivering high-quality software. We are very

As a Senior Lead Software Engineer at JPMorgan Chase within the Data Platform & Strategy team within Corporate Risk Technology, you will design, build, and enhance advanced data engineering solutions. Demonstrated proficiency in software applications and technical processes within disciplines such a

Our Software Engineers don't just write code, they solve real financial problems for millions of customers. If you haven’t worked with all of these, we value skilled engineers with a willingness to learn. A product‑focused engineering mindset.

Formal training or certification on software engineering concepts and 8+ years applied experience. As a Software Engineer at JPMorgan Chase within Investment Banking, you play a crucial role in an agile team dedicated to enhancing, building, and delivering trusted, market-leading technology products

A leading global financial institution in Greater London is seeking a Lead Software Engineer to design and enhance data engineering solutions within the Corporate Risk Technology team. This role requires proficiency in programming languages like Java and Python, as well as experience with large-scal

Proficiency in Python, JavaScript, Java, Junit, Maven, Hibernate, Spring Boot, Spring JPA, and Spring Batch. Join us and take your software engineering career to new heights. As a Lead Software Engineer in the Markets Technology team, you will design and deliver secure, stable, and scalable technolo

TrueNorth are working with a successful tech consultancy who work heavily in the public sector - we're looking for a Senior Java Software Engineer for some immediate contract roles.

Strong server‑side engineering skills: Kotlin or Java (Java 21), building and consuming RESTful APIs. You get to work in the engineering focused part of the bank, the Chief Technology Office, building tools for other engineers. You’ll impact the daily experience of tens of thousands of engineer