151 to 175 of 298 Java Jobs in London

Principal/Lead Android Engineer - Mobile Banking

Hiring Organisation
Vertus Partners
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 95,000 - 140,000 Annual
team management experience Ability to influence cross-functional teams and senior stakeholders Extensive experience building complex Android applications System design and architecture capabilities Kotlin, Java, and Jetpack Compose Experience with Agile methodologies, TDD, and CI/CD practices This is an excellent opportunity to help shape the future of digital ...

Senior Engineer

Hiring Organisation
Lancesoft Ltd
Location
London, United Kingdom
Employment Type
Contract
development and education in this area Nice-to-Haves: Experience in pair programming Proficiency in idiomatic Kotlin for application development Experience: Extensive knowledge of Java programming language (5 years+) 5+ years practical experience in test driven development AI Integration: We have an AI special interest group and are adopting ...

Full Stack Developer

Hiring Organisation
Gazelle Global Consulting Ltd
Location
London, United Kingdom
Employment Type
Contract
team Essential skills/knowledge/experience Willingness to learn multiple programming languages Demonstratable experience of one language. We predominantly use Kotlin, Java, Javascript Working knowledge of unix Must understand databases from a consumer point of view Knowledge of HTTP APIs e.g. RESTful APIs Communication within the team is mainly ...

Head of Platform Engineering (AI) - Senior Technology Leader - £250,000

Hiring Organisation
Mondrian Alpha
Location
City of London, London, United Kingdom
scaling of the platform globally. The right engineer should bring experience with Neo4j, production grade LLM/AI capabilities (RAG, embeddings, inference pipelines), Kafka, Java/JVM and API-first architecture. The position offers a rare modernisation opportunity, you'd be transitioning from a third-party engineering team to inhouse ...

Lead Fullstack Developer

Hiring Organisation
Sanderson Government and Defence
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £550 per day + Inside IR35
Release preparation Show and tells and demonstrations Tech stack: Typescript on NodeJS AWS Cloudwatch, Lambda, SQS, S3, RDS and DDB Terraform PostgreSQL Scala/Java Jira, Slack, Teams and Figma (Collaboration tooling) Reasonable Adjustments: Respect and equality are core values to us. We are proud of the diverse and inclusive ...

Lead Fullstack Developer

Hiring Organisation
Sanderson
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£550 per day
Release preparation Show and tells and demonstrations Tech stack: Typescript on NodeJS AWS Cloudwatch, Lambda, SQS, S3, RDS and DDB Terraform PostgreSQL Scala/Java Jira, Slack, Teams and Figma (Collaboration tooling) Reasonable Adjustments: Respect and equality are core values to us. We are proud of the diverse and inclusive ...

Software Engineer

Hiring Organisation
Understanding Recruitment
Location
London Area, United Kingdom
work, with the code you ship being in production fast and at scale. 💡 They’re looking for engineers who: Have strong OOP fundamentals ( Python, Java, Go, or Rust ) - core stack is C# , and they’ll support you getting up to speed. Enjoy breaking down complex systems and rebuilding them into ...

Staff fullstack engineer

Hiring Organisation
Velocity Tech
Location
City of London, London, United Kingdom
practices across the team Work within a complex enterprise environment to deliver high-quality, reliable systems Tech Stack Core: Kotlin (primary focus) Backend: Node.js, Java, TypeScript Frontend: React Nice to have: Python What We’re Looking For Strong experience as a Senior/Staff Engineer with deep Kotlin expertise Proven ...

Production Support Engineer

Hiring Organisation
Insight Global
Location
London Area, United Kingdom
onsite 5x a week. Must haves: Experience in a production support/engineering role Proficiency in at least one object-oriented programming language (e.g. java, python) Strong debugging and troubleshooting skills, with the ability to solve complex technical issues Experience in a dynamic, high-pressure work environment Excellent communication skills ...

Automation Testing Analyst

Hiring Organisation
True North Group
Location
Kingston Upon Thames, Surrey, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £55,000 per annum
application testing Experience with automation frameworks + CI/CD Comfortable working in Agile teams If your Selenium experience is mainly in Java , this likely won’t be the right fit. The setup Hybrid working (typically 1–2 days onsite) Mid-level role (c. 3–5+ years experience) Small ...

C# Developer

Hiring Organisation
Apex Systems US
Location
Bromley, Greater London, Bromley Town, United Kingdom
Employment Type
Contract
Contract Rate
£50 - £55/hour
limited to the following: ROLE/RESPONSIBILITIES Develop a thorough understanding of our entire technology stack Design and develop new features within existing Java services; create new services to expand the overall framework Contribute to future design and architecture Plan work in an agile manner with other team members Write ...

Staff Software Engineer

Hiring Organisation
Databricks
Location
Greater London, England, United Kingdom
reach for at 2am—observability, customer management, compliance monitoring, maintenance APIs, and the safety guardrails that let teams ship fast without breaking things. Go, Java/Scala, TypeScript, Kubernetes, and more. Both are cross-organizational roles with high autonomy, real ownership, and plenty of ambiguity. If you thrive on complexity ...

T24 Systems Developer

Hiring Organisation
Michael Page
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 60,000 - 80,000 Annual
industry. Profile Must haves: In depth knowledge of T24 Experience with latest releases R24 Modules AA, TPH, SC & RP Nice to haves: API Integrations Java or jBC Development Job Offer 12.5% non contributory pension Life insurance after 6 months, up to 5 times salary 28 days holiday, rising ...

T24 Systems Developer

Hiring Organisation
Michael Page
Location
London, Leicester Square, United Kingdom
Employment Type
Permanent
Salary
£60000 - £80000/annum
industry. Profile Must haves: In depth knowledge of T24 Experience with latest releases R24 Modules AA, TPH, SC & RP Nice to haves: API Integrations Java or jBC Development Job Offer * 12.5% non contributory pension * Life insurance after 6 months, up to 5 times salary * 28 days holiday, rising ...

Blue Prism Developer

Hiring Organisation
Rec3 Global Ltd
Location
London, UK
Employment Type
Full-time
explain tech clearly to non-technical stakeholders. Bonus points: Agile team experience, exposure to other RPA tools, or software engineering background (C#, C++, Java). This is your chance to join a team that moves fast, delivers impact, and embeds automation across a global enterprise. If youre ready to take ...

Blue Prism Developer

Hiring Organisation
Rec3 Global Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
Salary
£60,000
explain tech clearly to non-technical stakeholders. Bonus points: Agile team experience, exposure to other RPA tools, or software engineering background (C#, C++, Java). This is your chance to join a team that moves fast, delivers impact, and embeds automation across a global enterprise . If youre ready ...

AI Semantic Architect

Hiring Organisation
DXC
Location
City of London, London, United Kingdom
Employment Type
Permanent
graph databases (Neo4j, GraphDB, Apache Jena, etc.). Data Modelling & Integration: Strong understanding of data architecture and integration techniques. Programming Skills: Proficiency in Python, Java, or similar for semantic data processes. Analytical Skills: Ability to troubleshoot ontology logic and query performance. Desired Experience Familiarity with metadata standards (Dublin Core, schema.org ...

Blue Prism Developer

Hiring Organisation
Rec3 Global Ltd
Location
London, UK
Employment Type
Full-time
explain tech clearly to non-technical stakeholders. xkybehq Bonus points: Agile team experience, exposure to other RPA tools, or software engineering background (C#, C++, Java). This is your chance to join a team that moves fast, delivers impact, and embeds automation across a global enterprise . If youre ready ...

Backend Engineer

Hiring Organisation
Native
Location
London Area, United Kingdom
architecture of the company from early days Required experience Experience with Python in production systems, plus at least one additional backend language (e.g. Rust, Java, Go) Experience building and running production backend systems Comfortable turning ambiguous research or ideas into real software Solid understanding of APIs, databases, and distributed systems ...

AI Delivery Lead - Permanent - Hybrid - Insurance

Hiring Organisation
Tenth Revolution Group
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £110,000 per annum
such as Scrum or Kanban.Experience in data visualisation and communicating insights from complex datasets to non-technical stakeholders.Proficiency in programming languages such as Python, Java, or C#. To apply for this role please submit your CV or contact Dillon Blackburn on or at . Tenth Revolution Group ...

Application Architect

Hiring Organisation
DCV Technologies Limited
Location
Central London, London, United Kingdom
Employment Type
Contract
Architect Location: London, UK (Hybrid-2/3 days a week from office) 6 months contract position with possible extension Mandatory Skills: JAX-RS - Java API- RESTful Web Services. Role Purpose The purpose of the role is to create exceptional and detailed architectural application design and provide thought leadership ...

Backend Software Engineer

Hiring Organisation
Hays
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500.0 - £550.0 per day + up to £550pd (inside IR35)
Software Engineer - Active SC, Java, Microservices Up to £550 per day (Inside IR35) London/Remote 6 months My client is an instantly recognisable consultancy who require a strong Software Engineer with Active Security Clearance (SC) and with deep expertise in Java (Spring Boot) to join a large-scale, business … critical microservices programme. Key Requirements: Proven experience working as a Java Software Engineer on large microservice architectures Active Security Clearance (SC) Strong capability building scalable RESTful APIs and backend services in Java (Spring Boot): Postgres (or other relational SQL databases) with solid understanding of schema design and SQL Docker: Confident ...

Java Full Stack Developer

Hiring Organisation
Response Informatics
Location
London, United Kingdom
Employment Type
Permanent
services listed below:- S3- Athena- Glue- Lambda- DynamoDB- OpenSearch- CloudFormation- API Gateway- ECS- CloudWatch Programming and Core Services Fluency in Kotlin/Java, NodeJS, TypeScript SQL Databases Experience with SQL, and NoSQL databases such as DynamoDB Security strong understanding of security principles within the AWS environment, including RBAC ...

Sr. Java Developer

Hiring Organisation
Response Informatics
Location
London Area, United Kingdom
services listed below:- S3- Athena- Glue- Lambda- DynamoDB- OpenSearch- CloudFormation- API Gateway- ECS- CloudWatch Programming and Core Services • Fluency in Kotlin/Java, NodeJS, TypeScript • SQL Databases Experience with SQL, and NoSQL databases such as DynamoDB Security – strong understanding of security principles within the AWS environment, including RBAC ...

Senior Java Developer

Hiring Organisation
Reed Technology
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£130000 - £150000/annum
Senior Java Developer Location: London (Hybrid - 3 days in office) Role Overview We are seeking a highly skilled Senior Java Developer to join the eFX Algo IT team as a Subject Matter Expert (SME) in low latency trading systems. This is a hands-on development role focused on building … fast-paced, front-office environment, collaborating closely with developers, business analysts, project managers, and QA teams. This role demands deep technical expertise in Java , particularly in low latency environments , and a strong understanding of FX trading systems . You'll be expected to contribute to all phases of the software ...