1 to 25 of 30 Permanent Java Jobs in Central London

Tier Investment bank requires an experienced hands-on Java developer and technical architect with deep expertise in real-time third-party payments, high-throughput zero-downtime systems, and highly available, global-scale internet-facing APIs. This role is central to scaling the TFX technology platform for major retail clients … maintaining software solutions that support business needs. What You'll Do In The Role Act as a senior individual contributor who combines hands-on Java development with architectural leadership, remaining close to implementation and setting the technical standard through design, code-level guidance, and practical problem solving. Design, build ...

DataOps (Snowflake, Databricks). Platform architecture & engineering (ETL/ELT, modelling, warehousing). Cloud platforms (AWS, Azure, GCP). Programming (SQL essential, Python, Spark, Java/Scala). Data governance & security (including GDPR). Advanced analytics & AI/ML. Experience building and scaling enterprise data platforms and leading transformation ...

Developer Associate, or DevOps Engineer are highly desirable Desirable Experience Any exposure to the following would be advantageous: React or modern front-end frameworks Java, Go, C#, Rust, or other strongly typed languages Internal platform engineering or developer platform ownership Event-driven architectures using EventBridge, Kinesis, Kafka ...

security control Security & Resilience: Deep understanding of threat modelling, authentication patterns, and observability Modern Development: Familiarity with languages such as Ruby, Python, or Java, alongside CI/CD, TDD, and containerisation Communication: Exceptional ability to simplify complex topics and build consensus across diverse groups Desirable Attributes Experience with enterprise ...

/or multi-cloud set up is essential. Demonstrable basic development or scripting experience in one or more of the following languages: Bash, Python, Java, C#, Rust, Excel VBA Solid Linux/network stack knowledge, as well as optimization/tuning Nice to haves Containerization (Docker/Kubernetes ...

microservices, event-driven architecture Cloud & Infrastructure Expertise in AWS, Azure, or GCP Infrastructure as Code (Terraform, ARM, CloudFormation) Programming & Development Strong coding background (e.g., Java, C#, Python, Node.js) Understanding of software development lifecycle (SDLC) Data & Storage SQL and NoSQL databases (e.g., PostgreSQL, MongoDB) Desirable skills: BPSS/NPPV ...

Excellence: Proven experience leading and supporting software engineering teams to achieve business goals. Technical Breadth: Excellent knowledge of RESTful API development in modern languages (Java, Python, or .Net) and experience with Cloud environments (AWS or Azure). AI Awareness: You aren't necessarily a researcher, but you have expectations ...

role of Java Software Engineer involves designing, developing, and maintaining robust Java-based applications. This position is ideal for those with a strong technical background and a passion for delivering high-quality solutions within the business services industry. Client Details The hiring organisation is a well-established and respected entity … medium-sized company, they focus on delivering innovative technology solutions to their clients, ensuring efficiency and excellence in every project. Description Develop and maintain Java-based software applications to meet client requirements. Collaborate with cross-functional teams to design and implement efficient technical solutions. Perform code reviews to ensure high ...

Partner closely with Product to challenge and sharpen requirements before they hit the backlog What we're looking for Strong TypeScript/JavaScript and Java/Kotlin NestJS, React, PostgreSQL or MongoDB (Not all required) Hands-on with AWS, Docker, Terraform, and modern CI/CD A genuine, practical understanding ...

Central London with flexibility to work from home once a week. About you: You have strong backend OOP, multithreaded software engineering experience (e.g. C++, Java, Python) You have commercial Rust development experience You have experience of working on high throughput, low latency systems with microseconds/nanoseconds You have ...

telematics, automotive, fleet, or transport technology Geospatial systems and location intelligence Technical Environment Experience across several of the following is valuable: Python, TypeScript, Go, Java, or similar REST APIs and distributed architectures AWS and cloud infrastructure PostgreSQL and data-intensive systems Docker, CI/CD, observability, and reliability engineering Third ...

Confluence Experience working in a data-centric organisation Desirable Skills React front-end development React. Native cross-platform mobile application development Android development (Java/Kotlin/Dagger2) Image Processing, ANPR (automated number plate recognition) and OCR library implementations Exposure to process modelling, for example in BPMN IoT relay control ...

Bachelors degree in engineering, computer science or another technical related subject. programming proficiency with at least one major programming or scripting language (e.g. C++, Java, Python) high level of communication skills and ability to work efficiently with colleagues across multiple areas Additional desirable Qualifications for Quantitative analyst Knowledge ...

methodologies End-to-end incident response lifecycle experience Detection engineering and alert development expertise. Strong scripting or programming skills (Python, Bash, C/C++, Java). Solid grounding in cybersecurity fundamentals: network security, cloud security, cryptography, forensics. Understanding of common network protocols and attacker abuse patterns. Awareness of current ...

SPARQL 1.1 query skills. Experience with enterprise triple stores (eg, TopBraid, GraphDB (Ontotext), Stardog, RDFox, Amazon Neptune (RDF mode), or equivalent). Python or Java for data transformation and pipeline orchestration. Familiarity with financial identifiers (ISIN, SEDOL, CUSIP, LEI) and their importance. Understanding of data governance principles. Preferred Experience Financial ...

create ways to achieve goals. Our Tech Stack To make sure you don't regret joining Tiptap, here's our tech stack: - Languages: Java - Frameworks: Zend, jQuery, AngularJS - Databases: Oracle Hell, just kidding! You'll find the real expectations below in Qualifications. Hackathons Four times a year, we host five ...

well as very competitive salaries, our client offers an excellent working environment. Skills required: Proficient in several of the following: Python, C#, C++, Java Mathematical Modelling Mathematical skills, particularly a keen understanding of probabilities and statistics Analytic mindset Strong communication skills Accuracy and attention to detail Experience in data science ...

solutions, including Azure OpenAI Service, Azure Cognitive Services, and Azure Machine Learning Requirements Extensive experience with Azure AI solutions, programming experience (Python, C#, or Java) This is a really interesting role and a great chance to join a team as they are really investing in their software development ...

TDH. Experience participating in T24 upgrade and integration projects (including API integrations). Excellent understanding of T24 TAFJ running on MS SQL database. Excellent Java development skills for T24. Solid experience in T24 integration, interfacing and customisation of browser Excellent opportunity to join a great bank for the long term ...

annum ***CANDIDATES MUST BE UK NATIONALS AND ELIGIBLE FOR SC CLEARANCE*** Role Overview We are seeking an experienced Application Developer with strong expertise in Java and Web Technologies to design, develop, and support enterprise-grade applications. The role involves working across the full software development lifecycle, building scalable solutions using … Java/JEE stack, and contributing to modern, secure, and high-performing systems. You will play a key role in developing clean, reusable code, supporting live services, and mentoring junior team members while following modern engineering standards and DevOps practices. Key Responsibilities Application Development & Engineering Design, develop, and maintain applications ...

Insurance, Regular social events What You ll Work On The environment is primarily Node.js and Go but strong engineers from .NET/C# or Java backgrounds are encouraged to apply. Integrating with payment platforms, banking infrastructure, FX/crypto providers, and card processors Designing and optimising SQL and NoSQL data … testing through to deployment, monitoring, and production support Experience Required Degree educated Development experience in either Node.js with JavaScript & Typescript, .NET, C# or Java AWS experience preferred (Azure, GCP also welcomed) Strong understanding of relational databases, ideally MySQL Interest in agentic engineering workflows and AI-assisted development Experience designing APIs ...

Insurance, Regular social events What You ll Work On The environment is primarily Node.js and Go but strong engineers from .NET/C# or Java backgrounds are encouraged to apply. Integrating with payment platforms, banking infrastructure, FX/crypto providers, and card processors Driving architectural decisions across distributed systems … testing through to deployment, monitoring, and production support Experience Required Degree educated Development experience in either Node.js with JavaScript & Typescript, .NET, C# or Java AWS experience preferred (Azure, GCP also welcomed) Strong understanding of relational databases, ideally MySQL Interest in agentic engineering workflows and AI-assisted development Experience designing APIs ...

Online Trading Platform FinTech Client are looking for experienced Senior Java Engineers to join a new team to modernise and simplify critical legacy services using the latest AI Tools and Internally Built LLMs. The client can offer up to £120,000 Basic + Bonus (c25-35k) + Pension This role … done COMPLETELY REMOTELY from the UK We are looking for: Experienced Java Back-End Software Engineers Multi-threading (GC, Memory, Performance Tuning) ideally in a trading environment Some experience with Service Modernisation, working in a modern API First and Cloud Native Experience, any experience using AI Tools is preferred ...

Graduate/Junior Developer, Python, Linux, C#, Java - London (Teck stack: Graduate/Junior Developer, Python, Linux, C#, Java, .NET 10.0, C#, J2EE, Agile, TDD, BDD, Graduate/Junior Developer) Since 2006 our client's revolutionary marketing software platform has been helping businesses all over the world to attract, engage … experiences that are relevant, helpful, and personalized. Having recently launched in the UK, they looking to hire Graduate/Junior Developer (Python, Linux, C#, Java)) to become a part of their ever-growing family. They believe that individual developers are in the best position to make decisions about what should ...

applications and services. Proven experience managing a team of engineers across global locations. Extremely proficient in Python and an object-oriented language such as Java or C/C++. Skilled in implementing data visualizations using Tableau, Dash, or Power BI. Familiarity with Scala, Java, and/or kdb/Q. ...