19,271+ Java Developer Java React Springboot Jobs in London, UK — Local Employers Hiring June 2026

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Electrical Maintenance Engineer

Purpose of the job The successful candidate will be able to install and maintain new plant and equipment when required, ensuring that plant faults and defects are swiftly rectified. Role Summary React to breakdown maintenance requests within the required SLA’s. Technica ...

Mid/Senior Product Engineer (£90,000–£130,000 + Equity) at Versey

Job Title: Mid/Senior Product Engineer Salary: £90,000–£130,000 + Equity Company Description: Versey - $3m pre-seed AI startup backed by 8VC and Sequoia scouts Job Description: Join a high-craft team building the Cursor for writing. You will develo ...

Security Engineer (£110K £200K + Offers Equity) at Incident.io

Job Title Security Engineer Salary £110K - £200K + Equity Company Description Incident.io - Series B AI incident response platform backed by Index Ventures and Insight Partners. Job Description Join Incident.io as our first Security Engineer to lead ...

Full Stack Engineer (£70,000 + Equity) at Loxa

Job Title Full Stack Engineer Salary £70,000 + Equity Company Description Loxa - Fast-growing insurtech transforming retail product protection Job Description Join a high-growth startup as a defining member of the engineering team. You will bu ...

Full stack Engineer (£60k £80k + Equity) at IoT climate tech startup

Job Title Full-stack Engineer Salary £60k-£80k + Equity Company Description IoT climate-tech startup backed by Imagine H2O and Geovation Job Description Join a high-impact team building IoT sensors that protect urban infrastructure from floodi ...

Founding Software Engineer

I'm working with a well-funded, early-stage startup in London that's just closed a multi-million pound funding round and already has active customers and a live product. They're now hiring Founding Engineers to help scale it. The problem they're solving is massive - we're talking a trillion-dollar ...

Senior Product Engineer (Backend)

Senior Product Engineer (Backend) – AI‑Native SaaS Platform | Tripled ARR in 12 months Remote‑first (UK) with hybrid London office option £130,000 + equity Technologies: Typescript/Node, React, GCP/AWS We’re working with a rapidly scaling AI‑native SaaS company that raised ...

Software Engineer, AI Centre of Excellence

How You'll Make An Impact Partner with product managers, non-technical business users and engineers to research, validate, and deliver high-impact Generative AI use cases Design and build user-facing products that leverage AI capabilities for optimizing internal workflows with a f ...

Senior Software AI Engineer

About the Role This role is focused on execution and ownership: taking complex problems and turning them into reliable, scalable production systems. As a Senior Software Engineer, you will work in a high-performing, self-organizing team at the intersection of software engineering and applied AI. ...

Software Engineer, Desktop

About The Role A1 is building a proactive AI chat app for everyday users to bring intelligence to conversations, errands, organising and workflows. Unlike traditional chat-based applications, our product focuses on achieving high reliability for long-running workflows, persistent context, and rea ...

Senior Front End Engineer Crypto/Web3 (London)

Senior Front-End Engineer - Crypto/Web3 (London) Job Openings Senior Front-End Engineer - Crypto/Web3 (London) About the job Senior Front-End Engineer - Crypto/Web3 (London) Job Responsibilities: You will be a part of the Web Front-End team which oversees a ...

Graduate Software Engineers

Overview Our engineering client in London is actively seeking highly driven, aspiring software engineers who take pride in their work to join their expanding Engineering team. Successful candidates will become part of a cross-functional team, collaborating closely with product managers, designers, ...

Staff Software Engineer at High growth EdTech AI Startup

This is a job that Jill, our AI Recruiter, is recruiting for on behalf of one of our customers. She will pick the best candidates from Jack's network. The next step is to speak to Jack. Staff Software Engineer Company Description High-growth EdTech AI startup building a ga ...

Front End Engineer, Institutional

About the job Front-End Engineer, Institutional Job Responsibilities: Build out a new set of UIs for the institutional team, with deep consideration for UX and performance. Develop innovative visualizations of the user portfolio and responsive UIs. Work closel ...

Agentic Software Engineer

We’re partnering with a global organisation to hire an Agentic Software Engineer — a role at the forefront of how modern engineering teams operate. This isn’t traditional software development. You won’t be writing most of the code yourself. Instead, you’ll design, direct, and optimise AI ag ...

Technical Lead

Technical LeadAre you looking for a role where you can define how things are built as well as build them? This is a chance to join a modern, mission-driven charity that’s scaling fast after a recent merger. You’ll work across cloud, software, and integrations to create the technical framewor ...

Production Software Engineer

Salary: up to £200k + bonusSummaryLeading HFT fund looking for pragmatic Python engineers to join their Production Engineering group in their agile, London-based application team.This role offers the opportunity to work directly with users, building clean, easy-t ...

Frontend Engineer

Salary: Very competitiveThis is a unique opportunity at one of the largest crypto-native algo trading firms in digital assets. Looking to further expand with a Frontend Engineer who is passionate about building useful products & applications that users love.Working closely across ...

Mortgage Administrator London

We are assisting with a great opportunity for a well established Mortgage Broker Firm based in East London recruit for their next Mortgage Administrator to join their dynamic team.Experience needed for the role as a Mortgage Administrator: Minimum 2 year Mortgage Administrator experience prior, ...

Mortgage Administrator London

We are assisting with a great opportunity for a well established Mortgage Broker Firm based in East London recruit for their next Mortgage Administrator to join their dynamic team.Experience needed for the role as a Mortgage Administrator: Minimum 2 year Mortgage Administrator experience prior, ...

Production Software Engineer

Salary: up to £200k + bonusSummaryLeading HFT fund looking for pragmatic Python engineers to join their Production Engineering group in their agile, London-based application team.This role offers the opportunity to work directly with users, building clean, easy-t ...

Frontend Engineer

Salary: Very competitiveThis is a unique opportunity at one of the largest crypto-native algo trading firms in digital assets. Looking to further expand with a Frontend Engineer who is passionate about building useful products & applications that users love.Working closely across ...

Stock Condition Contract Manager

Stock Condition Contract Manager Salary: £500 - £600 / Day Job type: Day to Day CoverLocation: London Save ShareApply now Key Duties:Oversee the planning, scheduling, and execution of survey projects, ensuring timely access and delivery.Mana ...

Stock Condition Contract Manager

Stock Condition Contract Manager Salary: £500 - £600 / Day Job type: Day to Day CoverLocation: London Save ShareApply now Key Duties:Oversee the planning, scheduling, and execution of survey projects, ensuring timely access and delivery.Mana ...

Technical Lead

Technical LeadAre you looking for a role where you can define how things are built as well as build them? This is a chance to join a modern, mission-driven charity that’s scaling fast after a recent merger. You’ll work across cloud, software, and integrations to create the technical framewor ...

Technical Product Manager AWS Platform

Role SummaryAs the Technical Product Manager for the AWS Platform on the Cloud Productivity Engineering (CPE) Product team, you will be building an AWS platform ecosystem that is intuitive, reliable, automated, secure, adaptable and fast. This role entails delivering foundational cloud platform ...

Mid/Senior Product Engineer (£90,000–£130,000 + Equity) at Versey

Job Title:Mid/Senior Product EngineerSalary:£90,000–£130,000 + EquityCompany Description:Versey - $3m pre-seed AI startup backed by 8VC and Sequoia scoutsJob Description:Join a high-craft team building the Cursor for writing. You will develop a l ...

Senior Backend Architect: Scalable APIs & Security

# Backend DeveloperSenior LevelLondonPosted 8 days ago### Role OverviewWe are heavily recruiting a Senior Backend Developer to spearhead our core infrastructure in London. Central to this role is the expert development of robust server-side logic, sophisticated e-commerce API systems, and high-stakes database ha ...

Cloud Platform Engineer (AWS)

Maintain and improve AWS cloud infrastructure for 24/7 bank operations, focusing on stability, performance, security, and compliance Enhance connectivity between AWS accounts, client, and third parties to ensure secure and reliable customer experiences Design and create automation sc ...

Senior Platform Engineer

Overview CTI is seeking to appoint a head of engineering for a fintech scaleup. Requirements Proficient in AWS services such as ECS, EC2, Lambda, VPC, IAM, Route53, CloudFront, S3, and RDS. Solid understanding of monitoring and logging tools, including Prometheus, AWS ...

AI Trainer Advanced HTML/ CSS Developers

We’re looking for HTML/CSS developers to help train and evaluate AI models. Successful candidates will be invited to join Prolific as a Domain Expert participant, where they will get paid for completing tasks. What you’ll bring HTML/CSS developer skills and verifiable professional e ...

SRE

A Developer possesses a unique skill set that synergises well with Site Reliability Engineering (SRE). With a strong foundation in Golang development, valuable expertise is brought to the table, enabling contributions to innovative solutions for complex monitoring, automation, and capacity managemen ...

Senior Software Engineer

Overview Software Engineer (Python/Django) | up to £85,000 | Hybrid | HealthTech. An exciting AI HealthTech start-up, featured in the Sunday Times and BBC News, is rapidly growing across the UK, Europe and US. This role is key: you will own, improve and grow backend apps during a period of high sc ...

Construction Director

Overview Construction Director - Home » Residential » Construction Director Salary: Negotiable Location: South London & Southern Home Counties Regions: Berkshire, Hampshire, Kent, London, South East, Surrey, Sussex Responsibilities ...

Rust Engineer (European Remote)

Things that have a lot of rust: A ship’s anchor A love padlock on a bridge in France An old truck in a scrapyard The entire backend of one of Europe’s most progressive gaming platforms, who currently want you to join their team and start‑up journey!!!!! </ul ...

Senior Fullstack Lead (LAMP) AWS, Agile, CI/CD

Please note that my client is NOT willing to sponsor candidates and therefore all candidates should ensure eligibility to work in the UK before applying. My client, a recent new addition to the Sunday Times Tech Track 100, is looking to ramp up their technology function and drive thei ...

Senior Design Manager

Senior Design Manager – Central London An exceptional Commercial Design Manager is sought to join a well-established international contractor, working on the development of a commercial project in Central London. Our client has a varied portfolio with large-scale projects across a wide range of s ...

Senior Commercial Design Manager London Projects

Senior Design Manager – Central London An exceptional Commercial Design Manager is sought to join a well-established international contractor, working on the development of a commercial project in Central London. Our client has a varied portfolio with large-scale projects across a wide range of s ...

MAINSTREAM TOP 50 CENTRAL LONDON CONSULTANCY: Senior Structural Engineer/Principal

Mainstream Top 50 Central London consultancy requires a Senior Structural Engineer/Principal to join the expanding satellite London studio. Candidates will need to be near or recently Chartered with IStructE and/or ICE, and will have gained good structural design and project‑running skills gained i ...

GoLang Devops Engineer

Maintain and improve AWS cloud infrastructure for 24/7 bank operations, focusing on stability, performance, security, and compliance Enhance connectivity between AWS accounts, client, and third parties to ensure secure and reliable customer experiences Design and create automation sc ...

Platform Engineer

London (3 days hybrid) We’re working with one of Europe’s fastest-growing B2B SaaS companies to hire a Platform Engineer at Senior or Lead level. The business is building an AI-native platform focused on improving complex enterprise workflows—an area that remains highly inefficient and underserved. ...

ServiceNow Architect

My client is looking to add a ServiceNow Architect to their team to help deliver new processes, features and improvements across the platform. We are looking for experience in ITSM, CSM, ITOM, FSM, and Domain Separation. The role will see you: Leading the overall design of large-scale Servi ...

Design Manager

A knowledgeable Design Manager is required to join an expanding team to work on a residential scheme in South East London. This is a site-based role working on a mixed tenure, residential development primarily high-rise RC frame within a highly reputable contractor / developer. Able to interr ...

Machine Learning Engineer

Role: Senior ML Engineer — Agentic AI Platforms Location: London (3 days a week onsite) Rates: Up to £850 p/d DOE (Inside IR35) I’m looking for an experienced ML Engineer to join a central AI engineering function responsible for building and scaling enterpris ...

Senior Software Engineer

About the Role As a Senior .NET Developer, you’ll play a key role in designing, developing, and maintaining software applications. You’ll collaborate closely with cross-functional teams to translate user needs into technical solutions that are robust and user-friendly. Key Responsibilities ...

MAINSTREAM TOP 50 CENTRAL LONDON CONSULTANCY: Senior Structural Engineer/Principal

Mainstream Top 50 Central London consultancy requires a Senior Structural Engineer/Principal to join the expanding satellite London studio. Candidates will need to be near or recently Chartered with IStructE and/or ICE, and will have gained good structural design and project‑running skills gained i ...

C# AVP High Impact FinTech Engineer, Flexible London

Role: C# Developer (AVP)Client: Elite FinTech FirmCompensation: Up to £100k + Bonus + PackageLocation: London (Flexible Working)<br d ...

Servicenow Consultant Remote £50 75K + Bonus

ITSM Servicenow or Halo Consultant – 100 % remote – £50‑75 K basic depending on experience + 10 % bonus Exalto Consulting is currently recruiting for a full‑time Senior ITSM Servicenow or Halo Developer/Technical Consultant. You will work as part of a team alongside senior client representatives an ...

ServiceNow Solution Architect

Location: London Job Type: Contract Industry: Enterprise Applications Job reference: BBBH439378_1779375866 Posted: about 2 hours ago Role Title: ServiceNow Solution Architect Location: Fully Remote Start Date: ASAP Duration: 6 Months Initially Rate: £590p/d ...

ServiceNow Solution Architect

Location: London Job Type: Contract Industry: Enterprise Applications Job reference: BBBH439378_1779375866 Posted: about 2 hours ago Role Title: ServiceNow Solution Architect Location: Fully Remote Start Date: ASAP Duration: 6 Months Initially Rate: £590p/d ...

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