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Client: Large Global Tech Firm Workplace: Fully Remote Length: Until mid-October (extension likely) Description: Were looking for a senior fullstack infrastructure engineer with strong Bazel experience to join a developer tooling workstream focused on scaling and modernising build and CI infrastructure for a large, complex engineering organisation. This role sits at the intersection of build systems, CI/CD, and developer experience . Youll work on foundational tooling used daily by hundreds of engineers across web, mobile, and desktop platforms. This is a hands-on engineering role , ideal for someone who enjoys tackling hard problems in build performance, reliability, and system ergonomics at scale. What you'll be working on: Designing, maintaining, and evolving Bazel-based build systems in a large monorepo environment Supporting and improving CI/CD pipelines , including a migration from legacy CI tooling to a modern CI platform (e.g. Buildkite) Enabling the colocation and integration of multiple platforms (web, mobile, desktop) within a single client-focused monorepo Improving build reliability, performance, caching, and developer feedback loops Collaborating closely with engineers across multiple teams to roll out build and tooling changes safely Helping shape internal developer tooling, best practices, and documentation What we're looking for: Strong, hands-on experience with Bazel in a production environment Strong backend experience with Java and SQL experience working on CI systems and build pipelines at scale Background in build system migrations or adoptions (e.g. Gradle/Make/CMake ? Bazel) experience working with large codebases or monorepos senior-level engineer comfortable operating across systems and abstractions If youre a senior engineer who enjoys build systems, CI infrastructure, and solving scaling problems that directly impact developer workflows , this role offers the chance to work on genuinely high-impact platform foundations. Job Title: Senior Fullstack Infrastructure Engineer Location: London, UK Rate/Salary: 550.00 - 650.00 GBP Daily Job Type: Contract Trading as TEKsystems. Allegis Group Limited, Maxis 2, Western Road, Bracknell, RG12 1RT, United Kingdom. No. 2876353. Allegis Group Limited operates as an Employment Business and Employment Agency as set out in the Conduct of Employment Agencies and Employment Businesses Regulations 2003. TEKsystems is a company within the Allegis Group network of companies (collectively referred to as "Allegis Group"). Aerotek, Aston Carter, EASi, Talentis Solutions, TEKsystems, Stamford Consultants and The Stamford Group are Allegis Group brands. If you apply, your personal data will be processed as described in the Allegis Group Online Privacy Notice available at . To access our Online Privacy Notice, which explains what information we may collect, use, share, and store about you, and describes your rights and choices about this, please go to . We are part of a global network of companies and as a result, the personal data you provide will be shared within Allegis Group and transferred and processed outside the UK, Switzerland and European Economic Area subject to the protections described in the Allegis Group Online Privacy Notice. We store personal data in the UK, EEA, Switzerland and the USA. If you would like to exercise your privacy rights, please visit the "Contacting Us" section of our Online Privacy Notice at for details on how to contact us. To protect your privacy and security, we may take steps to verify your identity, such as a password and user ID if there is an account associated with your request, or identifying information such as your address or date of birth, before proceeding with your request. If you are resident in the UK, EEA or Switzerland, we will process any access request you make in accordance with our commitments under the UK Data Protection Act, EU-U.S. Privacy Shield or the Swiss-U.S. Privacy Shield. TPBN1_UKTJ

Leading Investment Management firm is seeking a senior React Native/Typescript mobile developer to join the team building the mobile app for their flagship front office platform. Providing support for the application and its users. Mentoring and supporting team members, particularly junior developer

Mobile Developer Application Developer - Mobile iOS. Maintain existing apps, ensuring compatibility with the latest iOS versions and devices. Predominantly remote with occasional travel to London.

Job Title: Junior IOS Developer (Urgent Hiring) Location: UK Experience: 2–4 years Education: Bachelors in Science (IT/Computer Science/Engineer) Employment Type: Full-Time Information Tech Consultants Ltd (ITC) is a London-based mobile app development consultancy, specializing in Android, iO

Mobile Developer Application Developer - Mobile iOSLocation – Predominantly remote (from UK) with occasional travel to London Eligibility – 5 years unbroken residency / Minimum 5 years of continuous UK residency

Mobile Developer – React Native | EdTech Startup. Solid hands-on experience building mobile applications with.

Required Skills & Experience 25 years of experience in OutSystems development (Traditional or Reactive Web / Mobile). Strong understanding of low-code application architecture and lifecycle. Experience with integrations (REST, SOAP, OAuth, SQL, message queues). Basic understanding of CSS, JavaScript, and relational databases (SQL Server, Oracle). Knowledge of application security, performance tuning, and scalable app design. Job Description: Mandatory Skills: OutSystems OutSystems Developer (Low-Code Orchestration) Role Overview The OutSystems Developer focuses on building scalable, secure, low code applications and workflow orchestrations using the OutSystems platform. The role blends business process understanding with application design, integrations, and front end/back end logic to deliver enterprise-grade solutions. Key Responsibilities 1. Application & Workflow Development Build responsive web and mobile applications using OutSystems Service Studio. Design workflow orchestrations, process automation, and data models. Develop logic, integrations, and reusable UI patterns and modules. Implement role-based access, security configurations, and performance optimisations. 2. Integration & API Management Integrate with backend systems (REST/SOAP APIs, databases, SAP, CRM). Build and maintain integrations ensuring reliability and security. Design asynchronous flows, event-driven architectures, and external data connectors. 3. Testing, Deployment & DevOps Conduct unit and integration testing. Troubleshoot performance issues and fix defects across environments. Support deployments using LifeTime, CICD pipelines, and environment promotions. Work with cross functional teams on release planning and hypercare. 4. Governance, Documentation & Best Practices Document architecture, modules, APIs, and change logs. Ensure adherence to OutSystems development standards and performance guidelines. Participate in code reviews, architecture discussions, and solution workshops Good to Have OutSystems certifications (Associate, Professional, Tech Lead). Knowledge of cloud-native deployments and microservices patterns. Experience in Agile / DevOps and CI/CD integration for OutSystems TPBN1_UKTJ

Full Stack Java Developer | Remote | £50,000 + 12% bonus + £5,000 Car / Car allowance My client is looking for a Software Developer to join their growing Digital team. As part of an ongoing digital transformation, the company is investing in modern platforms and solutions to improve internal processes and enhance the customer experience. Skills/Experience: Required: Experience Java Programmer (minimum 18 months experience) Experience with frontend technologies (ideally HTML5/CSS3, TypeScript/JavaScript) SQL and relational database understanding Proven experience delivering end-to-end web and/or mobile applicationsDesirable (but not essential): Angular Jakarta EE / Java Platform, Enterprise Edition / Java EE Linux server experience Kubernetes Flutter w/ Dart for mobile apps iOS, AndroidThis is an exciting opportunity to work on business-critical applications that support both field and office teams, as well as end customers. You'll be responsible for the full lifecycle of web and mobile development from requirements gathering through to design, development, and deployment and will work collaboratively with other Developers, Project Owners, UX Designers, QA engineers and end users. Role/Responsibilities: Design, build, and maintain responsive, secure web and mobile applications Translate business needs into functional software solutions Contribute to sprint planning and agile delivery workflows Maintain high standards of documentation and code qualityPackage: Basic Salary: £50,000 12% Bonus £5,000 car allowance or company car (if you have a driver’s licence) Remote working Private healthcare and life assuranceThis Java Software Developer vacancy is being handled by Langham Recruitment Ltd. Langham Recruitment Ltd acts as an employment agency and is registered in England and Wales (reg (phone number removed))

Full Stack Java Developer (Enterprise Web & Business Systems) Remote | £50,000 + 12% Bonus + £5,000 Car / Car Allowance My client is seeking a Software Developer to join their growing Digital team, working on enterprise‑grade web and business applications that support core internal operations and customer‑facing systems. This role is part of a wider digital transformation programme, modernising long‑standing platforms while continuing to deliver new web and mobile solutions across the business. What you’ll need Commercial experience as Developer (typically 2+ years) using Java, ideally Jakarta EE. Experience working on enterprise or business‑critical applications Good understanding of SQL and relational databases Experience building or supporting web applications backed by Java services Frontend experience using TypeScript with Angular (React or structured JavaScript also considered)Strongly preferred Experience with Jakarta EE / Java EE technologies (e.g. JAX‑RS, JPA, CDI, EJB) Experience working with application servers such as WildFly, Payara, WebLogic, WebSphere or TomEE Experience working in Linux‑based environmentsNice to have Mobile development experience (Ionic, Flutter, Cordova) Exposure to containers or modern deployment platforms (Docker / Podman / Kubernetes)The role You’ll work across the full development lifecycle — from understanding business requirements through to design, development, deployment, and ongoing support — collaborating closely with other Developers, Product Owners, UX, and QA teams. This is a role for someone who enjoys working on long‑lived, business‑focused systems, maintaining high standards of code quality and reliability. Package £50,000 basic salary 12% annual bonus £5,000 car allowance or company car Fully remote working Private healthcare and life assuranceThis Java Developer vacancy is being handled by Langham Recruitment Ltd, acting as an employment agency (reg (phone number removed))

Full Stack Developer– London | Up to £60k (Remote Working) Hexwired has partnered with a company who are a leading company in the Software sector. They are looking for a Senior Full Stack Developer who will be building and maintaining the companies platforms. Although you will be working in a team you should be able to work under your own steam. 4+ years experience developing web and mobile applications using for this role: • JavaScript, • Node.js, Next.js, Express.js, • React/React Native, • .Net 4.8, 9/10, • C#, • HTML/CSS, • API Restful Services The salary for this Full Stack Developer role will be up to £60,000 per annum. The company are rapidly expanding and are at the forefront of their industry. They are looking to pay circa up to £60k dependent on experience along with an excellent benefits package. If you’re interested in this Full Stack Developer in London, please apply. For more information on this role, or any other jobs across; Embedded, C++ programming, Embedded Linux, Golang Development, Machine Learning, Data Science or Simulation contact us today

Senior Backend Engineer – Mobile - Fully Remote Anywhere in UK & Europe! £115,000. I’m working with a high-growth, consumer-facing mobile platform used by millions globally, who are building out a brand new monetisation engineering function. Background in mobile-first products.

A growing digital consultancy is looking for a Lead Mobile Developer to join its Software Engineering practice at Lead Consultant level. Proven experience as a Lead or Senior Mobile Engineer delivering complex mobile apps. Senior/Lead Mobile Developer - iOS or Android focused.

The client expects strong SwiftUI expertise.Candidates are required to debug SwiftUI code during screen‑share interviews and write test cases using Mockito on existing SwiftUI code.Hence, a solid hands‑on understanding of SwiftUI is essential.Note-The existing production applications were develo

Our client, a leading consultancy, is looking to hire a mobile developer with solid experience building and maintaining iOS applications.

Leading Investment Management firm is seeking a senior React Native iOS mobile developer to join the team building the mobile app for their flagship Front Office platform.

NET Developer to join its development team in Croydon.

The role involves working in a dynamic environment with a diverse team of senior backend developers, C++ developers, product managers and leadership to build mobile versions of our AI solutions. Work closely with backend developers and integrate Javascript SDKs, libraries, and backend services into

A leading technology company is seeking a skilled Flutter Mobile App Developer to join their remote team. You will develop and maintain high-performance mobile applications using Flutter, ensuring quality and responsiveness.

Standalone mobile developer - has operated as the sole or lead mobile developer on a product, with end‑to‑end ownership from scoping through to shipping and maintaining in production. The Mobile Developer owns that layer end to end - from the SDKs our partners integrate to the app our clients us

React Native Mobile Developer page is loaded## # React Native Mobile Developerlocations: London, Warwick Courttime type: Full timeposted on: Posted Todayjob requisition id: 81462At T. Job Overview**We are looking for a senior React Native iOS mobile developer to join our team building the mo

We have an exciting opportunity for an iOS Mobile App Developer to join our Engineering "chapter" here at Tesco Mobile, where you will design, code and implement customised solutions for the Tesco Mobile iOS mobile app. You will work closely with a dynamic cross‑functional squad that includes iOS

A leading technology services firm located in London is seeking an experienced iOS Developer to build high-quality mobile applications for millions of users.

A dynamic mobile game studio in Greater London is seeking a mid-level Games Developer with over 3 years of experience.

We are seeking a seasoned Senior Mobile Developer to help drive the technical direction of our mobile platform – someone passionate about technology, driven by innovation, and ready to take strong ownership of cutting‑edge digital products tailored for the construction sector. Strong mobile deve

We are looking for a highly skilled and experienced Flutter Mobile App Developer to join our dynamic team. As a key member of our development team, you will be responsible for creating and maintaining high-performance, responsive, and elegant mobile applications using Flutter. Develop, test, and mai

Working within a nationally recognised client, you will drive the evolving library of a hybrid mobile applications (iOS and Android), which will serve millions of customers.

A leading training centre is seeking an experienced application developer to create a comprehensive exam revision app for gas and renewable engineers in the UK. This remote, project‑based role involves developing mobile applications, understanding educational tech, and delivering user-friendly sol

Part time contract opportunity for a Mobile Game Developer to join a music industry start up and help them to develop their range of music and fan-based mobile games. Mobile Game Developer - Music & Entertainment. Designed, developed and released their own mobile games.

We have an exciting opportunity for an iOS Mobile App Developer to join our Engineering 'chapter' here at Tesco Mobile, where you will design, code and implement customised solutions for the Tesco Mobile iOS mobile app. You will work closely with a dynamic cross‑functional squad that includes iOS

The role offers a clear growth path to Mid-level Developer, making it ideal for mobile enthusiasts eager to advance their careers. You will collaborate with teams to build and ship high-quality features while learning directly from seasoned developers. Information Tech Consultants is seeking a Junio

A technology company in Greater London is looking for a mobile developer for their Kraken Field platform, aimed at retrofitting homes with smart energy solutions.

Work across the full stack (APIs, databases, mobile, cloud). Experience working across full‑stack development (APIs, databases, and/or mobile/front‑end).

All interested candidates, please send us your resume and cover letter to info@refuelmobile. We are looking for a full stack developer to take control of the app and take it to the next level. Why stop for gas? ReFuel Mobile is a new platform for ordering fuel for your car from the convenience of yo

A music industry startup is looking for a part-time Mobile Game Developer for a remote position. This role involves developing a range of mobile games centering on music and fan engagement. Ideal candidates should have experience in game design, a track record of successful mobile games, and a deep

With over 25 years' experience, and more than 250 care homes and hospitals, Barchester healthcare is one of the largest care home providers in the UK.Our mission is to provide the best possible person-centred care to elderly and vulnerable people, and we're continually growing and improving

Due to our continued growth, we now have an exciting opportunity for a part-time Cleaner to join our business working in a retail environment in.Experience is preferred but not essential as we will invest in your training and development, while giving access to education opportunities for your futur