This week’s Computer Weekly, we talk exclusively to Tesco CIO Mike McNamara about why the UK's biggest retailer is spending £150m on its online business. And, with the London 2012 Olympics only weeks away; we look at how IT testing is progressing. 

Service-oriented architecture (SOA) enables different programs, applications, and tools to interact via self-contained services that do not depend on the context or state of the other service. This white paper provides insight into the top-four worst practices for SOA integration, and how to avoid and/or overcome these worst practices. 

While most common payroll process errors are avoidable, they are also easily overlooked. Unfortunately even the smallest errors can lead to long-term issues and increased expenses. Read more to find out the top 10 payroll pitfalls and how to prevent them. 

In this week’s Computer Weekly, we talk to the British Library about the enormous storage challenges of digitising its printed archive; we examine the state of the UK IT jobs market and the skills that are most in demand by employers; and we look at case studies of the best virtualisation projects. Download the new issue now. 

If you’re like most midsize companies, the only way to grow the business is by being smarter and nimbler than the next guy. Watch this short video to see how you can be instantly executing your business strategy based on the latest, most accurate information, while the other guys are still trying to figure out exactly what just happened. 

The key to working smarter is having the right information and insight to drive smarter business outcomes. Working smarter means your front line business leaders know where to find the new revenue opportunities and which product or service offerings are most likely to address the market requirement. Read this paper to find out so much more. 

In this week’s Computer Weekly, Cabinet Office minister Francis Maude talks about releasing government datasets to the public and why open data will drive the next industrial revolution. We also review the latest test version of Windows 8 and see how it shapes up for tablet computers and business users and much more. 

This week’s Computer Weekly contains an exclusive interview with JP Morgan COO India Gary-Martin about juggling multiple legacy IT systems while keeping the merchant bank compliant. We also look at how near-field communications technology promises to revolutionise consumer spending and we ask whether 2012 could be the year that APM becomes vital? 

In this week’s Computer Weekly, we look at the IT challenges facing retailers, as consumers turn increasingly to web and mobile shopping channels. Oracle president Mark Hurd talks about how the supplier intends to simplify IT infrastructures. And new government CIO Andy Nelson discusses how he plans to transform Whitehall IT. Read the issue now. 

This week’s Computer Weekly kicks off our Buyer's Guide to data security by looking at the changing role of the IT security chief. We also examine why flexible working is proving so slow to roll out and we talk to the UK's air traffic control operator about its ambitious desktop virtualisation project. 

This paper examines the impact of de-duplication in a disk-to-disk-to-tape (D2D2T) backup and recovery environment. 

Whatever the type of business, it’s rare to find one that doesn’t have a computer at its heart. Able to manage everything from accounts to stock control and customer communications, a company computer is a critical purchase which should be chosen taking the specific needs of the  business in mind.