Role: SPECIALISED ENGINEER - HCS COMMERCE Location: London Hybrid The Role This role has a direct and measurable impact on the stability, scalability, and evolution of large-scale digital commerce platform operating within consumer retail and digital-first industries. The HCL Commerce Specialized Engineer plays a critical role in enabling always-on customer journeys, and work on mission - critical platform that must handle peak traffic events, large user base, complex catalogue, pricing, and order management scenarios as well as contribute to programs involving platform modernization, cloud...  more ->

Mobile Engineer - Android or iOS SR2 is working with a Tier 1 consultancy on a greenfield mobile build for a leading global asset manager. This is a genuinely new product, a mobile-first proposition being built from the ground up and we are looking for senior native mobile engineers on both iOS and Android to join the delivery team. The work is technically interesting, the client is well-known, and the programme has clear scope and momentum. You will be working alongside a senior consulting team in a client-facing environment where both engineering depth and professional credibility matter....  more ->

C++ Engineer 6 months Initially London - 2 days a week, onsite £700 to £800 per day Umbrella A leading Investment Bank is searching for a C++ Engineer to join them on an interim basis. You will be joining them in the restructuring of a low-latency cross-asset trading platform that integrates across various models and data pipelines, working directly with the Quants. They are looking for you to have experience in the following: C++ CMake Front Office - happy with any asset class Experience in the following will be advantageous COM C# Python Please apply with an up-to-date CV to register your...  more ->

SOC Engineer required for global legal firm. You will be responsible for advancing the maturity of the SIEM platform alongside other strategic security solutions, working closely with internal teams to improve the organisation's overall security posture. This position focuses on onboarding new log sources, optimising data pipelines, developing advanced detection use cases, and strengthening overall security monitoring and response. It's an excellent opportunity for a security professional who enjoys building scalable, high-performing SOC environments and driving continuous improvement. The...  more ->

Lead Engineer - Payments Platform Modernisation Start: July 2026 Duration: Initial contract until Dec 2026, with extension potential Location: London/Hybrid 2 days onsite Rate: Up to £750 per day Inside IR35 We are supporting a major UK financial services client on a large-scale payments modernisation initiative and are seeking experienced Software Engineers across multiple seniority levels to join a growing delivery team. This is a confidential engagement focused on the transformation of core payment gateway capabilities, API platforms, developer experience, and in-person payments...  more ->

Principal Engineer: Up to £650PD: Outside IR35: Hybrid London: 3 months rolling A globally scaled technology business is seeking a Principal Engineer to define the next generation of its API platform. Operating at significant scale, this is a hands-on engagement with real influence over the architectural direction of a critical engineering pillar. Key responsibilities as a Principal Engineer: Defining and driving the architectural vision for a large-scale API ecosystem Designing cloud-native distributed systems at scale Building high-throughput event-driven services Leading on security,...  more ->

Checkpoint Engineer We're currently looking for experienced Check Point professionals for an upcoming enterprise security project starting next month. Initial 3-month contract/ASAP start OUTSIDE IR35 Primarily remote, Occasional travel to Birmingham, Manchester and London Key experience required Strong hands-on experience administering and implementing Check Point Firewalls Experience configuring security policies, NAT and VPNs Firewall migrations, upgrades and rulebase optimisation Experience with Check Point SmartConsole and security management platforms Enterprise network security design...  more ->

Software Engineer - Middle/Back Office - Asset Manager (Contract) An asset manager is improving their risk, P&L, and reporting systems and are looking for an experienced software engineer to work across several projects aimed to enhance and extended middle and Back Office systems. You will have a background in financial markets, ideally on the buy-side, with significant commercial experience developing enterprise production-grade systems in Python and/or Java, a solid understanding of financial products and their representation, as well as an appreciation of middle and Back Office processes...  more ->

AI Engineer - Agentic AI & LLM Solutions Location: London (Hybrid) Contract: 12 months, Inside IR35 We are seeking an experienced AI Engineer to join a leading global investment house embarking on an ambitious AI transformation programme. This is a high-impact contract role focused on building end-to-end agentic AI and LLM-based solutions that solve real business problems across trading, operations, research, and Front Office functions. You'll work directly with business stakeholders to understand workflows, design intelligent automation solutions, and rapidly prototype working AI systems...  more ->

DevOps Engineer - Active SC, Linux, AWS Up to £425 per day - Inside IR35 London/Primarily Remote 6 months My client is an instantly recognisable consultancy who require 2 DevOps Engineers with Active SC Clearance for an end client within the Public Sector. Key Requirements: Proven commercial experience working as a DevOps Engineer within the Public Sector. Active SC Clearance. Strong experience with Linux (RHEL/Ubuntu), AWS, and high-availability Kubernetes environments (EKS/RKE) including load balancing and multi-site failover. Proficient in containerisation and orchestration using Docker,...  more ->

Infrastructure Engineer | Contract | 6months + | £600 - £700 p/day (Inside IR35) | Hybrid | Greater London Our client is looking for an experienced DV Cleared Infrastructure Engineer to join a high-performing technical team delivering secure and business-critical infrastructure services, with a few days onsite. The successful candidate will play a key role in the implementation, support, and optimisation of enterprise infrastructure platforms and services. Key Responsibilities: Deliver and maintain secure infrastructure solutions across virtualised and physical environments Support...  more ->

Security Engineer required for global insurance firm. The role is focused on design and delivery of Zero Trust security architecture across their environment. This is a hands-on role focused on implementing modern, identity-led security controls at scale. What you'll do Design and implement Zero Trust controls across identity, devices, networks, applications, and data Work with cloud, infrastructure, and application teams to embed security by design Deliver controls such as strong identity, conditional access, segmentation, and continuous verification Help migrate Legacy access models to Zero...  more ->

AI Engineer - Azure Foundry Remote with occasional travel to London 6 months initial contract £550-£650 per day via Umbrella SC Clearance required Join a leading regulatory authority in the aviation sector as an AI Engineer. This role is instrumental in designing, developing, and maintaining AI systems and intelligent automation to enhance operational and regulatory functions. The AI Engineer will play a key role in modernising services, adopting emerging technologies responsibly, and upholding a reputation for excellence in aviation regulation. This role requires successful candidates to go...  more ->

Principal Engineer l Architecture l Design l Coaching l Typescript l AWS l Kafka l GraphQL l Lambda l £550-£625 per day l Outside IR35 l twice a week in London l 3 months We're hiring a Principal Engineer to step into a critical gap on a large-scale platform rebuild, now moving into production and customer migration. You'll operate as a technical leader across multiple squads, shaping architecture, mentoring leads, and unblocking delivery. Essential Skills & Experience Proven Principal-level experience (80% Architecture/design - 20% Coding) Strong in AWS, TypeScript, event-driven systems...  more ->

Data Engineer (Azure & Databricks) - 6-month Contract We are seeking an experienced Senior Data Engineer with strong Databricks expertise to design, build, and maintain a scalable cloud-based data platform for a private equity firm. This is a 6-month contract based in London with hybrid working. Key Responsibilities Design and build robust data pipelines using Azure Data Factory and Databricks Develop ETL/ELT processes to transform raw data into analytics-ready datasets Architect and maintain data lake solutions using Azure Data Lake Storage Implement Databricks solutions using Delta Lake and...  more ->

DevOps Engineer - London - 12-month contract - £700-£800 per day - Inside IR35 I have partnered with a leading financial organisation who are looking for a number of DevOps Engineers to support on a new greenfield project. They are using GCP for their cloud, Terraform for IAC, creating CI/CD pipelines from scratch and working heavily with GKE. You must come from a software engineering background. Ideally in Python, Golang or Java. Must be able to come into London three times per week. Skills: AWS or GCP Terraform GKE or EKS or Kubernetes Software Engineering background DevOps Engineer -...  more ->

Data Engineer (Snowflake & Airflow) London/Edinburgh 6 Month Contract Via Umbrella Our UK leading banking client are looking for a Data Engineer to join their team on an initial 6-month contract. Key Skills: Snowflake Agile methodology and working within small multiskilled feature teams. Comfortable with GIT and version control. Knowledge of older coding standards and practices. AWS Airflow, Python nice to have. If you find this opportunity intriguing and aligning with your skill set, we welcome the submission of your CV without Guidant, Carbon60, Lorien & SRG - The Impellam Group Portfolio...  more ->

M365 Engineer - Copilot Inside IR35 - 5 days onsite We're looking for a M365 Engineer to lead the design, engineering, and evolution of our clients Microsoft 365 platform. As a technical authority within the Messaging & Collaboration team, you will own and drive solutions across Exchange Online, Microsoft Teams, SharePoint Online, OneDrive, and Intune. You'll help define standards, influence architecture, and ensure the successful adoption of AI-driven tools like Microsoft Copilot. Key Responsibilities Act as the SME for Microsoft 365 messaging and collaboration services, providing expert...  more ->

Snowflake Engineer 6 months Remote/London - 3 days a week £Negotiable - INSIDE IR35 Required Skills & Experience Essential Strong hands-on experience with Snowflake Proven experience migrating from SQL Server to Snowflake Deep SQL expertise and understanding of data warehousing concepts Experience working in regulated/enterprise environments (banking preferred) Desirable Power BI development and optimisation experience Experience supporting risk data platforms (Market Risk or Credit Risk) Disclaimer: This vacancy is being advertised by either Advanced Resource Managers Limited, Advanced...  more ->

Data Engineer - AWS Contract: 12 Months Location: London (Liverpool Street) Start Date: 1 June A global enterprise organisation within sustainability and operations is seeking an experienced AWS Data Engineer for a 12-month contract based in London. This is a hands-on role focused on building and supporting data infrastructure used for energy, utilities and sustainability analytics across large-scale operations. Key responsibilities: Designing and building AWS-based data pipelines (Lambda, Glue, S3) Developing and maintaining API integrations with external vendors Supporting analytics...  more ->